diff options
Diffstat (limited to 'scripts/training/memscore')
24 files changed, 0 insertions, 12485 deletions
diff --git a/scripts/training/memscore/Makefile.am b/scripts/training/memscore/Makefile.am deleted file mode 100644 index 1cf79f2b3..000000000 --- a/scripts/training/memscore/Makefile.am +++ /dev/null @@ -1,24 +0,0 @@ -# memscore - in-memory phrase scoring for Statistical Machine Translation -# Christian Hardmeier, FBK-irst, Trento, 2010 -# $Id$ - -## Process this file with automake to produce Makefile.in - -ACLOCAL_AMFLAGS = -I m4 - -AUTOMAKE_OPTIONS = foreign -AM_CXXFLAGS = $(BOOST_CPPFLAGS) -Wall -ffast-math -ftrapping-math -fomit-frame-pointer - -bin_PROGRAMS = memscore -memscore_SOURCES = datastorage.h memscore.h phrasetable.h scorer.h scorer-impl.h statistic.h timestamp.h \ - phrasetable.cpp memscore.cpp scorer.cpp lexdecom.cpp lexdecom.h - -if IRSTLM -memscore_SOURCES += phraselm.cpp phraselm.h -endif -if CHANNEL_SCORER -memscore_SOURCES += channel-scorer.cpp channel-scorer.h -endif - - -memscore_LDADD = $(IRSTLM_LIBS) $(GSL_LIBS) diff --git a/scripts/training/memscore/Makefile.in b/scripts/training/memscore/Makefile.in deleted file mode 100644 index fa1f6e9f5..000000000 --- a/scripts/training/memscore/Makefile.in +++ /dev/null @@ -1,581 +0,0 @@ -# Makefile.in generated by automake 1.9.6 from Makefile.am. -# @configure_input@ - -# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, -# 2003, 2004, 2005 Free Software Foundation, Inc. -# This Makefile.in is free software; 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/bin/sh -# depcomp - compile a program generating dependencies as side-effects - -scriptversion=2005-07-09.11 - -# Copyright (C) 1999, 2000, 2003, 2004, 2005 Free Software Foundation, Inc. - -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) -# any later version. - -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. - -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -# 02110-1301, USA. - -# As a special exception to the GNU General Public License, if you -# distribute this file as part of a program that contains a -# configuration script generated by Autoconf, you may include it under -# the same distribution terms that you use for the rest of that program. - -# Originally written by Alexandre Oliva <oliva@dcc.unicamp.br>. - -case $1 in - '') - echo "$0: No command. Try \`$0 --help' for more information." 1>&2 - exit 1; - ;; - -h | --h*) - cat <<\EOF -Usage: depcomp [--help] [--version] PROGRAM [ARGS] - -Run PROGRAMS ARGS to compile a file, generating dependencies -as side-effects. - -Environment variables: - depmode Dependency tracking mode. - source Source file read by `PROGRAMS ARGS'. - object Object file output by `PROGRAMS ARGS'. - DEPDIR directory where to store dependencies. - depfile Dependency file to output. - tmpdepfile Temporary file to use when outputing dependencies. - libtool Whether libtool is used (yes/no). - -Report bugs to <bug-automake@gnu.org>. -EOF - exit $? - ;; - -v | --v*) - echo "depcomp $scriptversion" - exit $? - ;; -esac - -if test -z "$depmode" || test -z "$source" || test -z "$object"; then - echo "depcomp: Variables source, object and depmode must be set" 1>&2 - exit 1 -fi - -# Dependencies for sub/bar.o or sub/bar.obj go into sub/.deps/bar.Po. -depfile=${depfile-`echo "$object" | - sed 's|[^\\/]*$|'${DEPDIR-.deps}'/&|;s|\.\([^.]*\)$|.P\1|;s|Pobj$|Po|'`} -tmpdepfile=${tmpdepfile-`echo "$depfile" | sed 's/\.\([^.]*\)$/.T\1/'`} - -rm -f "$tmpdepfile" - -# Some modes work just like other modes, but use different flags. We -# parameterize here, but still list the modes in the big case below, -# to make depend.m4 easier to write. Note that we *cannot* use a case -# here, because this file can only contain one case statement. -if test "$depmode" = hp; then - # HP compiler uses -M and no extra arg. - gccflag=-M - depmode=gcc -fi - -if test "$depmode" = dashXmstdout; then - # This is just like dashmstdout with a different argument. - dashmflag=-xM - depmode=dashmstdout -fi - -case "$depmode" in -gcc3) -## gcc 3 implements dependency tracking that does exactly what -## we want. Yay! Note: for some reason libtool 1.4 doesn't like -## it if -MD -MP comes after the -MF stuff. Hmm. - "$@" -MT "$object" -MD -MP -MF "$tmpdepfile" - stat=$? - if test $stat -eq 0; then : - else - rm -f "$tmpdepfile" - exit $stat - fi - mv "$tmpdepfile" "$depfile" - ;; - -gcc) -## There are various ways to get dependency output from gcc. Here's -## why we pick this rather obscure method: -## - Don't want to use -MD because we'd like the dependencies to end -## up in a subdir. Having to rename by hand is ugly. -## (We might end up doing this anyway to support other compilers.) -## - The DEPENDENCIES_OUTPUT environment variable makes gcc act like -## -MM, not -M (despite what the docs say). -## - Using -M directly means running the compiler twice (even worse -## than renaming). - if test -z "$gccflag"; then - gccflag=-MD, - fi - "$@" -Wp,"$gccflag$tmpdepfile" - stat=$? - if test $stat -eq 0; then : - else - rm -f "$tmpdepfile" - exit $stat - fi - rm -f "$depfile" - echo "$object : \\" > "$depfile" - alpha=ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz -## The second -e expression handles DOS-style file names with drive letters. - sed -e 's/^[^:]*: / /' \ - -e 's/^['$alpha']:\/[^:]*: / /' < "$tmpdepfile" >> "$depfile" -## This next piece of magic avoids the `deleted header file' problem. -## The problem is that when a header file which appears in a .P file -## is deleted, the dependency causes make to die (because there is -## typically no way to rebuild the header). We avoid this by adding -## dummy dependencies for each header file. Too bad gcc doesn't do -## this for us directly. - tr ' ' ' -' < "$tmpdepfile" | -## Some versions of gcc put a space before the `:'. On the theory -## that the space means something, we add a space to the output as -## well. -## Some versions of the HPUX 10.20 sed can't process this invocation -## correctly. Breaking it into two sed invocations is a workaround. - sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile" - rm -f "$tmpdepfile" - ;; - -hp) - # This case exists only to let depend.m4 do its work. It works by - # looking at the text of this script. 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We also remove comment lines; - # the IRIX cc adds comments like `#:fec' to the end of the - # dependency line. - tr ' ' ' -' < "$tmpdepfile" \ - | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' | \ - tr ' -' ' ' >> $depfile - echo >> $depfile - - # The second pass generates a dummy entry for each header file. - tr ' ' ' -' < "$tmpdepfile" \ - | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' -e 's/$/:/' \ - >> $depfile - else - # The sourcefile does not contain any dependencies, so just - # store a dummy comment line, to avoid errors with the Makefile - # "include basename.Plo" scheme. - echo "#dummy" > "$depfile" - fi - rm -f "$tmpdepfile" - ;; - -aix) - # The C for AIX Compiler uses -M and outputs the dependencies - # in a .u file. In older versions, this file always lives in the - # current directory. Also, the AIX compiler puts `$object:' at the - # start of each line; $object doesn't have directory information. - # Version 6 uses the directory in both cases. - stripped=`echo "$object" | sed 's/\(.*\)\..*$/\1/'` - tmpdepfile="$stripped.u" - if test "$libtool" = yes; then - "$@" -Wc,-M - else - "$@" -M - fi - stat=$? - - if test -f "$tmpdepfile"; then : - else - stripped=`echo "$stripped" | sed 's,^.*/,,'` - tmpdepfile="$stripped.u" - fi - - if test $stat -eq 0; then : - else - rm -f "$tmpdepfile" - exit $stat - fi - - if test -f "$tmpdepfile"; then - outname="$stripped.o" - # Each line is of the form `foo.o: dependent.h'. - # Do two passes, one to just change these to - # `$object: dependent.h' and one to simply `dependent.h:'. - sed -e "s,^$outname:,$object :," < "$tmpdepfile" > "$depfile" - sed -e "s,^$outname: \(.*\)$,\1:," < "$tmpdepfile" >> "$depfile" - else - # The sourcefile does not contain any dependencies, so just - # store a dummy comment line, to avoid errors with the Makefile - # "include basename.Plo" scheme. - echo "#dummy" > "$depfile" - fi - rm -f "$tmpdepfile" - ;; - -icc) - # Intel's C compiler understands `-MD -MF file'. 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Breaking it into two sed invocations is a workaround. - sed 's,^[^:]*: \(.*\)$,\1,;s/^\\$//;/^$/d;/:$/d' < "$tmpdepfile" | - sed -e 's/$/ :/' >> "$depfile" - rm -f "$tmpdepfile" - ;; - -tru64) - # The Tru64 compiler uses -MD to generate dependencies as a side - # effect. `cc -MD -o foo.o ...' puts the dependencies into `foo.o.d'. - # At least on Alpha/Redhat 6.1, Compaq CCC V6.2-504 seems to put - # dependencies in `foo.d' instead, so we check for that too. - # Subdirectories are respected. - dir=`echo "$object" | sed -e 's|/[^/]*$|/|'` - test "x$dir" = "x$object" && dir= - base=`echo "$object" | sed -e 's|^.*/||' -e 's/\.o$//' -e 's/\.lo$//'` - - if test "$libtool" = yes; then - # With Tru64 cc, shared objects can also be used to make a - # static library. This mecanism is used in libtool 1.4 series to - # handle both shared and static libraries in a single compilation. - # With libtool 1.4, dependencies were output in $dir.libs/$base.lo.d. - # - # With libtool 1.5 this exception was removed, and libtool now - # generates 2 separate objects for the 2 libraries. These two - # compilations output dependencies in in $dir.libs/$base.o.d and - # in $dir$base.o.d. We have to check for both files, because - # one of the two compilations can be disabled. We should prefer - # $dir$base.o.d over $dir.libs/$base.o.d because the latter is - # automatically cleaned when .libs/ is deleted, while ignoring - # the former would cause a distcleancheck panic. - tmpdepfile1=$dir.libs/$base.lo.d # libtool 1.4 - tmpdepfile2=$dir$base.o.d # libtool 1.5 - tmpdepfile3=$dir.libs/$base.o.d # libtool 1.5 - tmpdepfile4=$dir.libs/$base.d # Compaq CCC V6.2-504 - "$@" -Wc,-MD - else - tmpdepfile1=$dir$base.o.d - tmpdepfile2=$dir$base.d - tmpdepfile3=$dir$base.d - tmpdepfile4=$dir$base.d - "$@" -MD - fi - - stat=$? - if test $stat -eq 0; then : - else - rm -f "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" "$tmpdepfile4" - exit $stat - fi - - for tmpdepfile in "$tmpdepfile1" "$tmpdepfile2" "$tmpdepfile3" "$tmpdepfile4" - do - test -f "$tmpdepfile" && break - done - if test -f "$tmpdepfile"; then - sed -e "s,^.*\.[a-z]*:,$object:," < "$tmpdepfile" > "$depfile" - # That's a tab and a space in the []. - sed -e 's,^.*\.[a-z]*:[ ]*,,' -e 's,$,:,' < "$tmpdepfile" >> "$depfile" - else - echo "#dummy" > "$depfile" - fi - rm -f "$tmpdepfile" - ;; - -#nosideeffect) - # This comment above is used by automake to tell side-effect - # dependency tracking mechanisms from slower ones. - -dashmstdout) - # Important note: in order to support this mode, a compiler *must* - # always write the preprocessed file to stdout, regardless of -o. - "$@" || exit $? - - # Remove the call to Libtool. - if test "$libtool" = yes; then - while test $1 != '--mode=compile'; do - shift - done - shift - fi - - # Remove `-o $object'. - IFS=" " - for arg - do - case $arg in - -o) - shift - ;; - $object) - shift - ;; - *) - set fnord "$@" "$arg" - shift # fnord - shift # $arg - ;; - esac - done - - test -z "$dashmflag" && dashmflag=-M - # Require at least two characters before searching for `:' - # in the target name. 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It is never actually - # run, as this mode is specially recognized in the preamble. - exit 1 - ;; - -makedepend) - "$@" || exit $? - # Remove any Libtool call - if test "$libtool" = yes; then - while test $1 != '--mode=compile'; do - shift - done - shift - fi - # X makedepend - shift - cleared=no - for arg in "$@"; do - case $cleared in - no) - set ""; shift - cleared=yes ;; - esac - case "$arg" in - -D*|-I*) - set fnord "$@" "$arg"; shift ;; - # Strip any option that makedepend may not understand. Remove - # the object too, otherwise makedepend will parse it as a source file. - -*|$object) - ;; - *) - set fnord "$@" "$arg"; shift ;; - esac - done - obj_suffix="`echo $object | sed 's/^.*\././'`" - touch "$tmpdepfile" - ${MAKEDEPEND-makedepend} -o"$obj_suffix" -f"$tmpdepfile" "$@" - rm -f "$depfile" - cat < "$tmpdepfile" > "$depfile" - sed '1,2d' "$tmpdepfile" | tr ' ' ' -' | \ -## Some versions of the HPUX 10.20 sed can't process this invocation -## correctly. 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"$tmpdepfile" | sed 's% %\\ %g' | sed -n '/^\(.*\)$/ s::\1\::p' >> "$depfile" - rm -f "$tmpdepfile" - ;; - -none) - exec "$@" - ;; - -*) - echo "Unknown depmode $depmode" 1>&2 - exit 1 - ;; -esac - -exit 0 - -# Local Variables: -# mode: shell-script -# sh-indentation: 2 -# eval: (add-hook 'write-file-hooks 'time-stamp) -# time-stamp-start: "scriptversion=" -# time-stamp-format: "%:y-%02m-%02d.%02H" -# time-stamp-end: "$" -# End: diff --git a/scripts/training/memscore/install-sh b/scripts/training/memscore/install-sh deleted file mode 100755 index 4d4a9519e..000000000 --- a/scripts/training/memscore/install-sh +++ /dev/null @@ -1,323 +0,0 @@ -#!/bin/sh -# install - install a program, script, or datafile - -scriptversion=2005-05-14.22 - -# This originates from X11R5 (mit/util/scripts/install.sh), which was -# later released in X11R6 (xc/config/util/install.sh) with the -# following copyright and license. -# -# Copyright (C) 1994 X Consortium -# -# Permission is hereby granted, free of charge, to any person obtaining a copy -# of this software and associated documentation files (the "Software"), to -# deal in the Software without restriction, including without limitation the -# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or -# sell copies of the Software, and to permit persons to whom the Software is -# furnished to do so, subject to the following conditions: -# -# The above copyright notice and this permission notice shall be included in -# all copies or substantial portions of the Software. -# -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -# X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN -# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNEC- -# TION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. -# -# Except as contained in this notice, the name of the X Consortium shall not -# be used in advertising or otherwise to promote the sale, use or other deal- -# ings in this Software without prior written authorization from the X Consor- -# tium. -# -# -# FSF changes to this file are in the public domain. -# -# Calling this script install-sh is preferred over install.sh, to prevent -# `make' implicit rules from creating a file called install from it -# when there is no Makefile. -# -# This script is compatible with the BSD install script, but was written -# from scratch. 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In this case, the final cleanup might fail but the new - # file should still install successfully. - { - if test -f "$dstdir/$dstfile"; then - $doit $rmcmd -f "$dstdir/$dstfile" 2>/dev/null \ - || $doit $mvcmd -f "$dstdir/$dstfile" "$rmtmp" 2>/dev/null \ - || { - echo "$0: cannot unlink or rename $dstdir/$dstfile" >&2 - (exit 1); exit 1 - } - else - : - fi - } && - - # Now rename the file to the real destination. - $doit $mvcmd "$dsttmp" "$dstdir/$dstfile" - } - } - fi || { (exit 1); exit 1; } -done - -# The final little trick to "correctly" pass the exit status to the exit trap. -{ - (exit 0); exit 0 -} - -# Local variables: -# eval: (add-hook 'write-file-hooks 'time-stamp) -# time-stamp-start: "scriptversion=" -# time-stamp-format: "%:y-%02m-%02d.%02H" -# time-stamp-end: "$" -# End: diff --git a/scripts/training/memscore/lexdecom.cpp b/scripts/training/memscore/lexdecom.cpp deleted file mode 100644 index b0a47f440..000000000 --- a/scripts/training/memscore/lexdecom.cpp +++ /dev/null @@ -1,183 +0,0 @@ -/* - * File: lexdecom.cpp - * Author: Felipe Sánchez-MartÃnez, Universitat d'Alacant <fsanchez@dlsi.ua.es> - * - * Created on 2010/01/27 - */ - -#include "lexdecom.h" -#include "scorer-impl.h" - -#include <iostream> -#include <fstream> - -PhraseScorer* -LexicalDecompositionPhraseScorer::create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf) -{ - - if(argv[argp] == NULL) - usage(); - - String lwfile(argv[argp++]); - - return new LexicalDecompositionPhraseScorer(ptf.get_phrase_table(), reverse, lwfile, argv, argp, ptf); -} - -LexicalDecompositionPhraseScorer::LexicalDecompositionPhraseScorer(PhraseTable &pd, bool reverse, - const String &weightfile, const char *argv[], int &argp, - const PhraseScorerFactory &ptf) : - PhraseScorer(pd, reverse) -{ - - black_box_scorer = AbsoluteDiscountPhraseScorer::create_scorer(argv, argp, reverse, ptf); - - std::ifstream wfile(weightfile.c_str()); - - //Code copied from LexicalWeightPhraseScorer; it should be factored !! -- 2010/01/27 - - std::cerr<<"Reading lexical weights from '"<<weightfile<<"' ... "; - - while(!wfile.eof()) { - if(wfile.fail()) { - std::cerr << "Problem reading file: " << weightfile << std::endl; - exit(1); - } - String src, tgt; - Score weight; - - wfile >> src >> tgt >> weight; - Count src_id = PhraseText::index_word(src); - Count tgt_id = PhraseText::index_word(tgt); - weight_map_.insert(std::make_pair(std::make_pair(src_id, tgt_id), weight)); - } - - wfile.close(); - std::cerr<<"done."<<std::endl; -} - -Score -LexicalDecompositionPhraseScorer::get_weight(const String &s_src, const String &s_tgt) const -{ - //Code copied from LexicalWeightPhraseScorer; it should be factored !! -- 2010/01/27 - - Count src = PhraseText::index_word(s_src); - Count tgt = PhraseText::index_word(s_tgt); - return get_weight(src, tgt); -} - -inline Score -LexicalDecompositionPhraseScorer::get_weight(Count src, Count tgt) const -{ - //Code copied from LexicalWeightPhraseScorer; it should be factored !! -- 2010/01/27 - - WeightMapType_::const_iterator it = weight_map_.find(std::make_pair(src, tgt)); - if(it == weight_map_.end()) - return 0.00001; // default value copied from Philipp Koehn's scorer - return it->second; -} - -void -LexicalDecompositionPhraseScorer::do_score_phrases() -{ - - //Estimate p(J|I) = p(src_len|tgt_len) - - black_box_scorer->score_phrases(); - - std::cerr<<"LexicalDecompositionPhraseScorer::do_score_phrases"<<std::endl; - - std::map<unsigned, std::map<unsigned, Count> > count_srclen_tgtlen; - std::map<unsigned, Count> total_tgtlen; - - for(PhraseTable::iterator it = phrase_table_.begin(); it != phrase_table_.end(); it++) { - const PhrasePairInfo &ppair = *it; - PhraseInfo &src = phrase_table_.get_src_phrase(ppair.get_src()); - PhraseInfo &tgt = phrase_table_.get_tgt_phrase(ppair.get_tgt()); - unsigned src_len = src.get_phrase().size(); - unsigned tgt_len = tgt.get_phrase().size(); - - /*//Debug code - for (unsigned i=0; i<src_len; i++) - std::cerr<<src.get_phrase().word(i)<<" "; - std::cerr<<"-> "<<src_len<<" ||| "; - for (unsigned i=0; i<tgt_len; i++) - std::cerr<<tgt.get_phrase().word(i)<<" "; - std::cerr<<"-> "<<tgt_len<<std::endl; - */ - - count_srclen_tgtlen[src_len][tgt_len]+=ppair.get_count(); - total_tgtlen[tgt_len]+=ppair.get_count(); - } - - std::map<unsigned, std::map<unsigned, Count> >::iterator its; - std::map<unsigned, Count>::iterator itt; - - for (its=count_srclen_tgtlen.begin(); its!=count_srclen_tgtlen.end(); its++) { - unsigned src_len=its->first; - - for(itt=its->second.begin(); itt!=its->second.end(); itt++) { - unsigned tgt_len=itt->first; - Count cnt=itt->second; - prob_srclen_tgtlen_[src_len][tgt_len] = static_cast<Score>(cnt)/static_cast<Score>(total_tgtlen[tgt_len]); - } - } -} - -Score -LexicalDecompositionPhraseScorer::get_noisy_or_combination(Count src_word, PhraseInfo &tgt_phrase) -{ - - Score sc=1.0; - - unsigned tgt_len=tgt_phrase.get_phrase().size(); - - for(unsigned i=0; i<tgt_len; i++) { - Count tgt_word=tgt_phrase.get_phrase()[i]; - sc *= (1.0 - get_weight(src_word, tgt_word)); - } - - return (1.0 - sc); -} - -Score -LexicalDecompositionPhraseScorer::do_get_score(const PhraseTable::const_iterator &it) -{ - - /* - The implementation of this method relies on the asumption that the - smoothed probabilities produced by AbsoluteDiscountPhraseScorer - are deficient. - */ - - PhraseInfo &src_phrase = phrase_table_.get_src_phrase(it->get_src()); - PhraseInfo &tgt_phrase = phrase_table_.get_tgt_phrase(it->get_tgt()); - - unsigned src_len=src_phrase.get_phrase().size(); - unsigned tgt_len=tgt_phrase.get_phrase().size(); - - Score prod=1.0; - - for(unsigned j=0; j<src_len; j++) - prod *= get_noisy_or_combination(src_phrase.get_phrase()[j], tgt_phrase); - - Score lambda= static_cast<Score>(black_box_scorer->get_discount()) * - tgt_phrase.get_distinct() / tgt_phrase.get_count(); - - Score ret_value = black_box_scorer->get_score(it) + (lambda * prod * prob_srclen_tgtlen_[src_len][tgt_len]); - - /* - //Debug code - for (unsigned i=0; i<src_len; i++) - std::cerr<<src_phrase.get_phrase().word(i)<<" "; - std::cerr<<" ||| "; - for (unsigned i=0; i<tgt_len; i++) - std::cerr<<tgt_phrase.get_phrase().word(i)<<" "; - std::cerr<<"==> discount: "<<black_box_scorer->get_discount()<<"; black box score: "<<black_box_scorer->get_score(it) - <<"; lambda: "<<lambda<<"; prod: " - <<prod<<"; prob_srclen_tgtlen_["<<src_len<<"]["<<tgt_len<<"]: "<<prob_srclen_tgtlen_[src_len][tgt_len] - <<"; count: "<<it->get_count()<<"; score: "<<ret_value; - std::cerr<<std::endl; - */ - - return ret_value; -} diff --git a/scripts/training/memscore/lexdecom.h b/scripts/training/memscore/lexdecom.h deleted file mode 100644 index 1d87caf66..000000000 --- a/scripts/training/memscore/lexdecom.h +++ /dev/null @@ -1,41 +0,0 @@ -/* - * File: lexdecom.h - * Author: Felipe Sánchez-MartÃnez, Universitat d'Alacant <fsanchez@dlsi.ua.es> - * - * Created on 2010/01/27 - */ - -#ifndef _LEXDECOM_H -#define _LEXDECOM_H - -#include "phrasetable.h" -#include "scorer.h" - -class LexicalDecompositionPhraseScorer : public PhraseScorer -{ -private: - explicit LexicalDecompositionPhraseScorer(PhraseTable &pd, bool reverse, const String &lwfile, - const char *argv[], int &argp, const PhraseScorerFactory &ptf); - - virtual void do_score_phrases(); - virtual Score do_get_score(const PhraseTable::const_iterator &it); - - Score get_weight(const String &s_src, const String &s_tgt) const; - Score get_weight(Count src, Count tgt) const; - - typedef std::map<std::pair<Count,Count>, Score> WeightMapType_; - - WeightMapType_ weight_map_; - - // p(J|I) = probability of source-length J given target-length I - std::map<unsigned, std::map<unsigned, Score> > prob_srclen_tgtlen_; - - Score get_noisy_or_combination(Count src_word, PhraseInfo &tgt_phrase); - - PhraseScorer* black_box_scorer; - -public: - static PhraseScorer *create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf); -}; - -#endif /* _LEXDECOM_H */ diff --git a/scripts/training/memscore/m4/ax_boost_base.m4 b/scripts/training/memscore/m4/ax_boost_base.m4 deleted file mode 100644 index 2e5afd091..000000000 --- a/scripts/training/memscore/m4/ax_boost_base.m4 +++ /dev/null @@ -1,223 +0,0 @@ -# =========================================================================== -# http://autoconf-archive.cryp.to/ax_boost_base.html -# =========================================================================== -# -# SYNOPSIS -# -# AX_BOOST_BASE([MINIMUM-VERSION]) -# -# DESCRIPTION -# -# Test for the Boost C++ libraries of a particular version (or newer) -# -# If no path to the installed boost library is given the macro searchs -# under /usr, /usr/local, /opt and /opt/local and evaluates the -# $BOOST_ROOT environment variable. 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Note that this will overwrite library path detection, so use this parameter only if default library detection fails and you know exactly where your boost libraries are located.]), - [ - if test -d $withval - then - ac_boost_lib_path="$withval" - else - AC_MSG_ERROR(--with-boost-libdir expected directory name) - fi - ], - [ac_boost_lib_path=""] -) - -if test "x$want_boost" = "xyes"; then - boost_lib_version_req=ifelse([$1], ,1.20.0,$1) - boost_lib_version_req_shorten=`expr $boost_lib_version_req : '\([[0-9]]*\.[[0-9]]*\)'` - boost_lib_version_req_major=`expr $boost_lib_version_req : '\([[0-9]]*\)'` - boost_lib_version_req_minor=`expr $boost_lib_version_req : '[[0-9]]*\.\([[0-9]]*\)'` - boost_lib_version_req_sub_minor=`expr $boost_lib_version_req : '[[0-9]]*\.[[0-9]]*\.\([[0-9]]*\)'` - if test "x$boost_lib_version_req_sub_minor" = "x" ; then - boost_lib_version_req_sub_minor="0" - fi - WANT_BOOST_VERSION=`expr $boost_lib_version_req_major \* 100000 \+ $boost_lib_version_req_minor \* 100 \+ $boost_lib_version_req_sub_minor` - AC_MSG_CHECKING(for boostlib >= $boost_lib_version_req) - succeeded=no - - dnl first we check the system location for boost libraries - dnl this location ist chosen if boost libraries are installed with the --layout=system option - dnl or if you install boost with RPM - if test "$ac_boost_path" != ""; then - BOOST_LDFLAGS="-L$ac_boost_path/lib" - BOOST_CPPFLAGS="-I$ac_boost_path/include" - else - for ac_boost_path_tmp in /usr /usr/local /opt /opt/local ; do - if test -d "$ac_boost_path_tmp/include/boost" && test -r "$ac_boost_path_tmp/include/boost"; then - BOOST_LDFLAGS="-L$ac_boost_path_tmp/lib" - BOOST_CPPFLAGS="-I$ac_boost_path_tmp/include" - break; - fi - done - fi - - dnl overwrite ld flags if we have required special directory with - dnl --with-boost-libdir parameter - if test "$ac_boost_lib_path" != ""; then - BOOST_LDFLAGS="-L$ac_boost_lib_path" - fi - - CPPFLAGS_SAVED="$CPPFLAGS" - CPPFLAGS="$CPPFLAGS $BOOST_CPPFLAGS" - export CPPFLAGS - - LDFLAGS_SAVED="$LDFLAGS" - LDFLAGS="$LDFLAGS $BOOST_LDFLAGS" - export LDFLAGS - - AC_LANG_PUSH(C++) - AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ - @%:@include <boost/version.hpp> - ]], [[ - #if BOOST_VERSION >= $WANT_BOOST_VERSION - // Everything is okay - #else - # error Boost version is too old - #endif - ]])],[ - AC_MSG_RESULT(yes) - succeeded=yes - found_system=yes - ],[ - ]) - AC_LANG_POP([C++]) - - - - dnl if we found no boost with system layout we search for boost libraries - dnl built and installed without the --layout=system option or for a staged(not installed) version - if test "x$succeeded" != "xyes"; then - _version=0 - if test "$ac_boost_path" != ""; then - if test -d "$ac_boost_path" && test -r "$ac_boost_path"; then - for i in `ls -d $ac_boost_path/include/boost-* 2>/dev/null`; do - _version_tmp=`echo $i | sed "s#$ac_boost_path##" | sed 's/\/include\/boost-//' | sed 's/_/./'` - V_CHECK=`expr $_version_tmp \> $_version` - if test "$V_CHECK" = "1" ; then - _version=$_version_tmp - fi - VERSION_UNDERSCORE=`echo $_version | sed 's/\./_/'` - BOOST_CPPFLAGS="-I$ac_boost_path/include/boost-$VERSION_UNDERSCORE" - done - fi - else - for ac_boost_path in /usr /usr/local /opt /opt/local ; do - if test -d "$ac_boost_path" && test -r "$ac_boost_path"; then - for i in `ls -d $ac_boost_path/include/boost-* 2>/dev/null`; do - _version_tmp=`echo $i | sed "s#$ac_boost_path##" | sed 's/\/include\/boost-//' | sed 's/_/./'` - V_CHECK=`expr $_version_tmp \> $_version` - if test "$V_CHECK" = "1" ; then - _version=$_version_tmp - best_path=$ac_boost_path - fi - done - fi - done - - VERSION_UNDERSCORE=`echo $_version | sed 's/\./_/'` - BOOST_CPPFLAGS="-I$best_path/include/boost-$VERSION_UNDERSCORE" - if test "$ac_boost_lib_path" = "" - then - BOOST_LDFLAGS="-L$best_path/lib" - fi - - if test "x$BOOST_ROOT" != "x"; then - if test -d "$BOOST_ROOT" && test -r "$BOOST_ROOT" && test -d "$BOOST_ROOT/stage/lib" && test -r "$BOOST_ROOT/stage/lib"; then - version_dir=`expr //$BOOST_ROOT : '.*/\(.*\)'` - stage_version=`echo $version_dir | sed 's/boost_//' | sed 's/_/./g'` - stage_version_shorten=`expr $stage_version : '\([[0-9]]*\.[[0-9]]*\)'` - V_CHECK=`expr $stage_version_shorten \>\= $_version` - if test "$V_CHECK" = "1" -a "$ac_boost_lib_path" = "" ; then - AC_MSG_NOTICE(We will use a staged boost library from $BOOST_ROOT) - BOOST_CPPFLAGS="-I$BOOST_ROOT" - BOOST_LDFLAGS="-L$BOOST_ROOT/stage/lib" - fi - fi - fi - fi - - CPPFLAGS="$CPPFLAGS $BOOST_CPPFLAGS" - export CPPFLAGS - LDFLAGS="$LDFLAGS $BOOST_LDFLAGS" - export LDFLAGS - - AC_LANG_PUSH(C++) - AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ - @%:@include <boost/version.hpp> - ]], [[ - #if BOOST_VERSION >= $WANT_BOOST_VERSION - // Everything is okay - #else - # error Boost version is too old - #endif - ]])],[ - AC_MSG_RESULT(yes) - succeeded=yes - found_system=yes - ],[ - ]) - AC_LANG_POP([C++]) - fi - - if test "$succeeded" != "yes" ; then - if test "$_version" = "0" ; then - AC_MSG_ERROR([[We could not detect the boost libraries (version $boost_lib_version_req_shorten or higher). 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/bin/sh -# Common stub for a few missing GNU programs while installing. - -scriptversion=2005-06-08.21 - -# Copyright (C) 1996, 1997, 1999, 2000, 2002, 2003, 2004, 2005 -# Free Software Foundation, Inc. -# Originally by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996. - -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) -# any later version. - -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 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You may also peek at any GNU archive site, in case - some other package would contain this missing \`$1' program." - exit 1 - ;; -esac - -exit 0 - -# Local variables: -# eval: (add-hook 'write-file-hooks 'time-stamp) -# time-stamp-start: "scriptversion=" -# time-stamp-format: "%:y-%02m-%02d.%02H" -# time-stamp-end: "$" -# End: diff --git a/scripts/training/memscore/phraselm.cpp b/scripts/training/memscore/phraselm.cpp deleted file mode 100644 index 0f94f4326..000000000 --- a/scripts/training/memscore/phraselm.cpp +++ /dev/null @@ -1,63 +0,0 @@ -// memscore - in-memory phrase scoring for Statistical Machine Translation -// Christian Hardmeier, FBK-irst, Trento, 2010 -// $Id$ - -#include <cmath> -#include <iostream> -#include <fstream> -#include <sstream> -#include <string> - -#include <n_gram.h> -#include <lmtable.h> - -#include "phrasetable.h" -#include "phraselm.h" - -void PhraseLanguageModel::attach(PhraseInfoList &pilist) -{ - phrase_info_list_ = &pilist; - score_idx_ = pilist.register_data(1); -} - -void PhraseLanguageModel::compute_statistic() -{ - compute_lmscores(*phrase_info_list_, false); -} - -void PhraseLanguageModel::compute_lmscores(PhraseInfoList &phrase_info_list, bool closed_world) -{ - lmtable lm; - std::ifstream lmstream(lmfile_.c_str()); - lm.load(lmstream, lmfile_.c_str(), NULL, 0); - lm.setlogOOVpenalty(10000000); - - assert(!computation_done_); - - Score marginal_score = .0; - for(PhraseInfoList::iterator it = phrase_info_list.begin(); it != phrase_info_list.end(); ++it) { - PhraseInfo &pi = *it; - ngram ng(lm.getDict()); - Score lmscore = 0; - for(PhraseText::const_string_iterator it = pi.get_phrase().string_begin(); it != pi.get_phrase().string_end(); it++) { - ng.pushw(it->c_str()); - lmscore += lm.clprob(ng); - } - - pi.data(score_idx_) = exp10(lmscore); - marginal_score += pi.data(score_idx_); - } - - if(closed_world) - for(PhraseInfoList::iterator it = phrase_info_list.begin(); it != phrase_info_list.end(); ++it) { - PhraseInfo &pi = *it; - pi.data(score_idx_) /= marginal_score; - } - - computation_done_ = true; -} - -void ClosedPhraseLanguageModel::compute_statistic() -{ - compute_lmscores(*phrase_info_list_, true); -} diff --git a/scripts/training/memscore/phraselm.h b/scripts/training/memscore/phraselm.h deleted file mode 100644 index 62e8f08d4..000000000 --- a/scripts/training/memscore/phraselm.h +++ /dev/null @@ -1,45 +0,0 @@ -// memscore - in-memory phrase scoring for Statistical Machine Translation -// Christian Hardmeier, FBK-irst, Trento, 2010 -// $Id$ - -#ifndef PHRASELM_H -#define PHRASELM_H - -#include <cassert> - -#include "memscore.h" -#include "phrasetable.h" -#include "statistic.h" - -class lmtable; - -class PhraseLanguageModel : public PhraseStatistic -{ -protected: - String lmfile_; - Count score_idx_; - - PhraseInfoList *phrase_info_list_; - - void compute_lmscores(PhraseInfoList &phrase_info_list, bool closed_world); - -public: - PhraseLanguageModel(String lmfile) : lmfile_(lmfile) {} - - virtual void attach(PhraseInfoList &pilist); - virtual void compute_statistic(); - - virtual Score get_score(PhraseInfo &pi) { - assert(computation_done_); - return pi.data(score_idx_); - } -}; - -class ClosedPhraseLanguageModel : public PhraseLanguageModel -{ -public: - ClosedPhraseLanguageModel(String lmfile) : PhraseLanguageModel(lmfile) {} - virtual void compute_statistic(); -}; - -#endif diff --git a/scripts/training/memscore/phrasetable.cpp b/scripts/training/memscore/phrasetable.cpp deleted file mode 100644 index 9f430c289..000000000 --- a/scripts/training/memscore/phrasetable.cpp +++ /dev/null @@ -1,348 +0,0 @@ -// memscore - in-memory phrase scoring for Statistical Machine Translation -// Christian Hardmeier, FBK-irst, Trento, 2010 -// $Id$ - -#include "phrasetable.h" -#include "statistic.h" -#include "timestamp.h" - -#include <iostream> -#include <limits> -#include <sstream> -#include <string> - -/* PhraseText */ - -PhraseText::DictionaryType_ PhraseText::dictionary_; -Count PhraseText::last_id_ = 1; - -PhraseText::PhraseText(const String &s) -{ - IStringStream is(s); - while(is.good()) { - String w; - getline(is, w, ' '); - Count *id = boost::fast_pool_allocator<Count>::allocate(1); - *id = index_word(w); - word_list_.push_back(id); - } -} - -std::ostream &operator<<(std::ostream &os, const PhraseText &pt) -{ - bool print_space = false; - for(PhraseText::const_string_iterator it = pt.string_begin(); it != pt.string_end(); it++) { - if(print_space) - os << ' '; - else - print_space = true; - - os << *it; - } - - return os; -} - -/* PhraseAlignment */ - -PhraseAlignment::Alignment::AlignmentMapType_ PhraseAlignment::Alignment::alignment_map_; -PhraseAlignment::Alignment::AlignmentVectorType_ PhraseAlignment::Alignment::alignment_vector_; - -PhraseAlignment::Alignment::Alignment(Count slen, Count tlen, const String &alignment) : - slen_(slen), tlen_(tlen), matrix_(slen * tlen, false) -{ - assert(slen_ > 0 && slen_ < 10); - IStringStream is(alignment); - while(is.good()) { - String a; - getline(is, a, ' '); - IStringStream ap(a); - Count s, t; - char dash; - ap >> s >> dash >> t; - assert(s < slen && t < tlen); - assert(dash == '-'); - matrix_[t * slen + s] = true; - } -} - -Count PhraseAlignment::Alignment::index_alignment(Count slen, Count tlen, const String &alignment) -{ - AlignmentTuple_ tup = boost::make_tuple(slen, tlen, alignment); - AlignmentMapType_::const_iterator it = alignment_map_.find(tup); - - if(it == alignment_map_.end()) { - const Alignment *pa = new Alignment(slen, tlen, alignment); - Count index = alignment_vector_.size(); - alignment_map_.insert(std::make_pair(tup, index)); - alignment_vector_.push_back(pa); - return index; - } else - return it->second; -} - -std::ostream &operator<<(std::ostream &os, const PhraseAlignment::Alignment &pa) -{ - bool print_space = false; - for(Count i = 0; i < pa.matrix_.size(); i++) { - if(print_space) - os << ' '; - else - print_space = true; - - os << (i / pa.slen_) << '-' << (i % pa.slen_); - } - - return os; -} - -std::ostream &operator<<(std::ostream &os, const PhraseAlignment &pa) -{ - for(Count s = 0; s < pa.get_source_length(); s++) { - os << '('; - bool print_comma = false; - for(Count t = 0; t < pa.get_target_length(); t++) { - if(pa.is_aligned(s, t)) { - if(print_comma) - os << ','; - else - print_comma = true; - - os << t; - } - } - os << ") "; - } - - os << "|||"; - - for(Count t = 0; t < pa.get_target_length(); t++) { - os << " ("; - bool print_comma = false; - for(Count s = 0; s < pa.get_source_length(); s++) { - if(pa.is_aligned(s, t)) { - if(print_comma) - os << ','; - else - print_comma = true; - - os << s; - } - } - os << ')'; - } - - return os; -} - -/* PhrasePairInfo */ - -bool PhrasePairInfo::init_phase_ = true; -Count PhrasePairInfo::data_ncounts_ = COUNT_FREE_IDX; -Count PhrasePairInfo::data_nscores_ = SCORE_FREE_IDX; -const Count PhrasePairInfo::CONTINUATION_BIT = 1 << (std::numeric_limits<Count>::digits - 1); - -PhrasePairInfo::PhrasePairInfo(Count src, Count tgt, Count alignment, Count count) : - src_(src), tgt_(tgt), data_(NULL), reverse_(false) -{ - init_phase_ = false; - realloc_data(1); - count_data(COUNT_COUNT_IDX) = count; - Count *aligd = alignment_data(0); - aligd[0] = alignment; - aligd[1] = count; -} - -DataIndex PhrasePairInfo::register_score_data(Count size) -{ - assert(init_phase_); - - Count start = data_nscores_; - data_nscores_ += size; - return start; -} - -DataIndex PhrasePairInfo::register_count_data(Count size) -{ - assert(init_phase_); - - Count start = data_ncounts_; - data_ncounts_ += size; - return start; -} - -PhrasePairInfo::AlignmentVector PhrasePairInfo::get_alignments() const -{ - PhrasePairInfo::AlignmentVector vec; - - Count i = 0; - bool last; - do { - const Count *aligd = alignment_data(i++); - last = !(aligd[0] & CONTINUATION_BIT); - Count alig = aligd[0] & ~CONTINUATION_BIT; - vec.push_back(std::make_pair(PhraseAlignment(alig, reverse_), aligd[1])); - } while(!last); - - return vec; -} - -void PhrasePairInfo::add_alignment(Count new_alignment) -{ - Count i = 0; - bool last; - do { - Count *aligd = alignment_data(i++); - last = !(aligd[0] & CONTINUATION_BIT); - Count alig = aligd[0] & ~CONTINUATION_BIT; - if(alig == new_alignment) { - aligd[1]++; - return; - } - } while(!last); - - realloc_data(i + 1); - - Count *last_aligd = alignment_data(i - 1); - last_aligd[0] |= CONTINUATION_BIT; - - Count *this_aligd = alignment_data(i); - this_aligd[0] = new_alignment; - this_aligd[1] = 1; -} - -void PhrasePairInfo::realloc_data(Count nalignments) -{ - static boost::pool<> *pool[3] = { NULL, NULL, NULL }; - - size_t fixed_size = data_nscores_ * sizeof(Score) + data_ncounts_ * sizeof(Count); - size_t new_data_size = fixed_size + COUNTS_PER_ALIGNMENT * nalignments * sizeof(Count); - - PhrasePairData new_data; - if(nalignments <= 3) { - if(!pool[nalignments - 1]) - pool[nalignments - 1] = new boost::pool<>(new_data_size); - - new_data = reinterpret_cast<PhrasePairData>(pool[nalignments - 1]->malloc()); - } else - new_data = new char[new_data_size]; - - if(data_) { - memcpy(new_data, data_, fixed_size); - Count i = 0; - Count *old_aligd, *new_aligd; - do { - assert(i < nalignments); - old_aligd = alignment_data(data_, i); - new_aligd = alignment_data(new_data, i); - new_aligd[0] = old_aligd[0]; - new_aligd[1] = old_aligd[1]; - i++; - } while(old_aligd[0] & CONTINUATION_BIT); - if(nalignments <= 4) - pool[nalignments - 2]->free(data_); - else - delete[] data_; - } - - data_ = new_data; -} - -/* PhraseInfoList */ - -Phrase PhraseInfoList::index_phrase(const String &s_phr) -{ - IDMapType_::const_iterator it = idmap_.find(s_phr); - if(it != idmap_.end()) - return it->second; - - PhraseInfo *pi = phrase_info_pool_.construct(data_size_, s_phr); - - list_.push_back(pi); - idmap_[s_phr] = list_.size() - 1; - return idmap_[s_phr]; -} - -DataIndex PhraseInfoList::register_data(Count size) -{ - DataIndex start = data_size_; - data_size_ += size; - return start; -} - -void PhraseInfoList::attach_statistic(PhraseStatistic &s) -{ - statistics_.push_back(&s); - s.attach(*this); -} - -void PhraseInfoList::compute_statistics() -{ - while(!statistics_.empty()) { - statistics_.front()->compute_statistic(); - statistics_.pop_front(); - } -} - -/* PhraseTable */ - -void MemoryPhraseTable::load_data(std::istream &instream) -{ - Count total_count = 0; - - Timestamp t_load; - Count nlines = 1; - String line; - while(getline(instream, line)) { - size_t sep1 = line.find(" ||| "); - if(sep1 == line.npos) { - std::cerr << "Phrase separator not found in: " << line << std::endl; - abort(); - } - size_t sep2 = line.find(" ||| ", sep1 + 1); - String s_src(line, 0, sep1); - String s_tgt(line, sep1 + 5, sep2 - sep1 - 5); - String s_alignment(line, sep2 + 5); - - Phrase src = src_info_.index_phrase(s_src); - Phrase tgt = tgt_info_.index_phrase(s_tgt); - Count alignment = PhraseAlignment::index_alignment(src_info_[src].get_phrase().size(), tgt_info_[tgt].get_phrase().size(), s_alignment); - - src_info_[src].inc_count(); - tgt_info_[tgt].inc_count(); - total_count++; - - PhrasePair stpair(src, tgt); - PhrasePairCounts::iterator it = joint_counts_.find(stpair); - - if(it == joint_counts_.end()) { - src_info_[src].inc_distinct(); - tgt_info_[tgt].inc_distinct(); - joint_counts_.insert(std::make_pair(stpair, PhrasePairInfo(src, tgt, alignment, 1).get_phrase_pair_data())); - } else { - PhrasePairInfo pi(src, tgt, it->second); - pi.inc_count(); - pi.add_alignment(alignment); - it->second = pi.get_phrase_pair_data(); // may have changed by adding the alignment - } - if(nlines % 50000 == 0) - std:: cerr << "Read " << nlines << " lines in " << (t_load.elapsed_time() / 1000) << " ms." << std::endl; - nlines++; - } -} - -void MemoryPhraseTable::attach_src_statistic(PhraseStatistic &s) -{ - src_info_.attach_statistic(s); -} - -void MemoryPhraseTable::attach_tgt_statistic(PhraseStatistic &s) -{ - tgt_info_.attach_statistic(s); -} - -void MemoryPhraseTable::compute_phrase_statistics() -{ - src_info_.compute_statistics(); - tgt_info_.compute_statistics(); -} diff --git a/scripts/training/memscore/phrasetable.h b/scripts/training/memscore/phrasetable.h deleted file mode 100644 index 14d68d702..000000000 --- a/scripts/training/memscore/phrasetable.h +++ /dev/null @@ -1,710 +0,0 @@ -// memscore - in-memory phrase scoring for Statistical Machine Translation -// Christian Hardmeier, FBK-irst, Trento, 2010 -// $Id$ - -#ifndef PHRASETABLE_H -#define PHRASETABLE_H - -#include <cassert> -#include <iostream> -#include <iterator> -#include <list> -#include <map> -#include <set> -#include <string> -#include <vector> - -#include <boost/bimap.hpp> -#include <boost/dynamic_bitset.hpp> -#include <boost/iterator/transform_iterator.hpp> -#include <boost/pool/object_pool.hpp> -#include <boost/pool/pool_alloc.hpp> -#include <boost/ptr_container/ptr_vector.hpp> -#include <boost/tuple/tuple.hpp> -#include <boost/tuple/tuple_comparison.hpp> - -#include "datastorage.h" -#include "memscore.h" - -class PhraseText -{ - friend std::ostream &operator<<(std::ostream &os, const PhraseText &pt); - -private: - typedef boost::ptr_vector<Count,boost::view_clone_allocator> WordListType_; - typedef boost::bimap<String,Count> DictionaryType_; - - WordListType_ word_list_; - - static DictionaryType_ dictionary_; - static Count last_id_; - - typedef const String &(*LookupFunction_)(Count id); - -public: - typedef WordListType_::const_iterator const_iterator; - typedef boost::transform_iterator<LookupFunction_,WordListType_::const_iterator> const_string_iterator; - typedef WordListType_::size_type size_type; - - PhraseText(const String &s); - - const_iterator begin() const { - return word_list_.begin(); - } - - const_iterator end() const { - return word_list_.end(); - } - - const_string_iterator string_begin() const { - return boost::make_transform_iterator(word_list_.begin(), dictionary_lookup); - } - - const_string_iterator string_end() const { - return boost::make_transform_iterator(word_list_.end(), dictionary_lookup); - } - - Count operator[](size_type i) const { - return word_list_[i]; - } - - const String &word(size_type i) const { - return dictionary_lookup(operator[](i)); - } - - size_type size() const { - return word_list_.size(); - } - - static const String &dictionary_lookup(Count id) { - DictionaryType_::right_const_iterator it = dictionary_.right.find(id); - assert(it != dictionary_.right.end()); - return it->second; - } - - static Count index_word(const String &word) { - Count id; - DictionaryType_::left_const_iterator it = dictionary_.left.find(word); - if(it != dictionary_.left.end()) - id = it->second; - else { - id = last_id_++; - dictionary_.insert(DictionaryType_::value_type(word, id)); - } - return id; - } -}; - -class PhraseInfo -{ - friend class boost::object_pool<PhraseInfo>; - friend std::ostream &operator<<(std::ostream &os, const PhraseInfo &pt); - -protected: - Count data_size_; - - Count count_; - Count distinct_; - PhraseText phrase_; - Score *data_; - - Count n1_; - Count n2_; - Count n3plus_; - - PhraseInfo(Count data_size, const String &phrase) : - data_size_(data_size), count_(0), distinct_(0), phrase_(phrase), n1_(0), n2_(0), n3plus_(0) { - data_ = DataStorage<Score>::get_instance().alloc(data_size_); - } - -public: - Score &data(Count base, Count i = 0) { - assert(base + i < data_size_); - return *(data_ + base + i); - } - - const Score &data(Count base, Count i = 0) const { - assert(base + i < data_size_); - return *(data_ + base + i); - } - - Count get_count() const { - return count_; - } - - void inc_count() { - count_++; - } - - Count get_distinct() const { - return distinct_; - } - - void inc_distinct() { - distinct_++; - } - - const PhraseText &get_phrase() const { - return phrase_; - } - - void inc_n1() { - n1_++; - } - - Count get_n1() { - return n1_; - } - - void inc_n2() { - n2_++; - } - - Count get_n2() { - return n2_; - } - - void inc_n3plus() { - n3plus_++; - } - - Count get_n3plus() { - return n3plus_; - } - -}; - -inline std::ostream &operator<<(std::ostream &os, const PhraseInfo &pt) -{ - return os << pt.get_phrase(); -} - -class PhraseInfoList -{ -protected: - typedef std::map<String,Phrase> IDMapType_; - typedef boost::ptr_vector<PhraseInfo,boost::view_clone_allocator> ListType_; - //typedef std::vector<PhraseInfo *,boost::pool_allocator<PhraseInfo *> > ListType_; - //typedef std::vector<PhraseInfo> ListType_; - typedef std::list<PhraseStatistic *> StatListType_; - - IDMapType_ idmap_; - ListType_ list_; - StatListType_ statistics_; - boost::object_pool<PhraseInfo> phrase_info_pool_; - - Count data_size_; -public: - typedef ListType_::iterator iterator; - typedef ListType_::const_iterator const_iterator; - typedef ListType_::size_type size_type; - - PhraseInfoList() : data_size_(0) {} - - Phrase index_phrase(const String &s_phr); - DataIndex register_data(Count size); - void attach_statistic(PhraseStatistic &s); - void compute_statistics(); - - PhraseInfo &operator[](Phrase phr) { - return list_[phr]; - } - - iterator begin() { - return list_.begin(); - } - - iterator end() { - return list_.end(); - } - - const_iterator begin() const { - return list_.begin(); - } - - const_iterator end() const { - return list_.end(); - } - - size_type size() const { - return list_.size(); - } - -}; - -class PhraseAlignment -{ - friend std::ostream &operator<<(std::ostream &os, const PhraseAlignment &pa); - -private: - class Alignment - { - friend std::ostream &operator<<(std::ostream &os, const Alignment &pa); - - private: - typedef boost::tuple<Count,Count,String> AlignmentTuple_; - typedef std::map<AlignmentTuple_,Count> AlignmentMapType_; - typedef std::vector<const Alignment *> AlignmentVectorType_; - - static AlignmentMapType_ alignment_map_; - static AlignmentVectorType_ alignment_vector_; - - Count slen_, tlen_; - boost::dynamic_bitset<unsigned int> matrix_; - - Alignment(Count slen, Count tlen, const String &alignment); - - public: - bool is_aligned(Count s, Count t) const { - assert(t < tlen_); - assert(s < slen_); - return matrix_[t * slen_ + s]; - } - - Count get_source_length() const { - return slen_; - } - - Count get_target_length() const { - return tlen_; - } - - bool operator<(const Alignment &pa) const { - if(slen_ < pa.slen_) return true; - if(tlen_ < pa.tlen_) return true; - return (matrix_ < pa.matrix_); - } - - static Count index_alignment(Count slen, Count tlen, const String &alignment); - - static const Alignment *find(Count index) { - return alignment_vector_[index]; - } - }; - friend std::ostream &operator<<(std::ostream &os, const Alignment &pa); - - const Alignment *alignment_; - bool reverse_; - -public: - PhraseAlignment(Count index, bool reverse = false) : - alignment_(Alignment::find(index)), reverse_(reverse) {} - - bool is_aligned(Count s, Count t) const { - if(!reverse_) - return alignment_->is_aligned(s, t); - else - return alignment_->is_aligned(t, s); - } - - Count get_source_length() const { - if(!reverse_) - return alignment_->get_source_length(); - else - return alignment_->get_target_length(); - } - - Count get_target_length() const { - if(!reverse_) - return alignment_->get_target_length(); - else - return alignment_->get_source_length(); - } - - static Count index_alignment(Count slen, Count tlen, const String &alignment) { - return Alignment::index_alignment(slen, tlen, alignment); - } -}; - -typedef std::map<PhrasePair,PhrasePairData> PhrasePairCounts; - -class PhrasePairInfo -{ -protected: - static const Count CONTINUATION_BIT; - - static bool init_phase_; - static Count data_nscores_; - static Count data_ncounts_; - - enum { COUNT_COUNT_IDX = 0, COUNT_FREE_IDX }; // COUNT_FREE_IDX must remain last! - enum { SCORE_FREE_IDX = 0 }; // SCORE_FREE_IDX must remain last! - - Phrase src_, tgt_; - PhrasePairData data_; - bool reverse_; - - void realloc_data(Count nalignments); - -public: - typedef std::vector<std::pair<PhraseAlignment,Count> > AlignmentVector; - - static DataIndex register_score_data(Count size); - static DataIndex register_count_data(Count size); - - PhrasePairInfo(Count src, Count tgt, Count alignment, Count count); - - PhrasePairInfo(Count src, Count tgt, PhrasePairData data, bool reverse = false) : src_(src), tgt_(tgt), data_(data), reverse_(reverse) { - init_phase_ = false; - } - - PhrasePairInfo(const PhrasePairCounts::const_iterator &in) : - src_(in->first.first), tgt_(in->first.second), data_(in->second), reverse_(false) {} - - PhrasePairData get_phrase_pair_data() { - return data_; - } - - Phrase get_src() const { - return !reverse_ ? src_ : tgt_; - } - - Phrase get_tgt() const { - return !reverse_ ? tgt_ : src_; - } - - Count get_count() const { - return count_data(COUNT_COUNT_IDX); - } - - Score &score_data(DataIndex base, DataIndex index = 0) { - return score_data(data_, base, index); - } - - const Score &score_data(DataIndex base, DataIndex index = 0) const { - return score_data(data_, base, index); - } - - Count &count_data(DataIndex base, DataIndex index = 0) { - return count_data(data_, base, index); - } - - const Count &count_data(DataIndex base, DataIndex index = 0) const { - return count_data(data_, base, index); - } - - void inc_count() { - count_data(data_, COUNT_COUNT_IDX)++; - } - - AlignmentVector get_alignments() const; - void add_alignment(Count alignment); - -private: - static Score &score_data(PhrasePairData data, DataIndex base, DataIndex index = 0) { - return *reinterpret_cast<Score *>(data + (base + index) * sizeof(Score)); - } - - static Count &count_data(PhrasePairData data, DataIndex base, DataIndex index = 0) { - return *reinterpret_cast<Count *>(data + data_nscores_ * sizeof(Score) + (base + index) * sizeof(Count)); - } - - static const Count COUNTS_PER_ALIGNMENT = 2; - - static Count *alignment_data(PhrasePairData data, Count index) { - return reinterpret_cast<Count *>(data + data_nscores_ * sizeof(Score) + data_ncounts_ * sizeof(Count) + COUNTS_PER_ALIGNMENT * index * sizeof(Count)); - } - - Count *alignment_data(Count index) { - return alignment_data(data_, index); - } - - const Count *alignment_data(Count index) const { - return alignment_data(data_, index); - } -}; - -class PhraseTable -{ -public: - typedef PhrasePairInfo value_type; - -protected: - typedef std::iterator_traits<PhrasePairCounts::iterator>::value_type InputEntry_; - typedef value_type (*EntryTransformer_)(InputEntry_); - - static value_type pass_entry(InputEntry_ in) { - return PhrasePairInfo(in.first.first, in.first.second, in.second, false); - } - - static value_type swap_src_tgt(InputEntry_ in) { - return PhrasePairInfo(in.first.first, in.first.second, in.second, true); - } - -public: - typedef boost::transform_iterator<EntryTransformer_,PhrasePairCounts::iterator> iterator; - typedef boost::transform_iterator<EntryTransformer_,PhrasePairCounts::const_iterator> const_iterator; - - virtual ~PhraseTable() {} - - virtual PhraseInfo &get_src_phrase(Phrase src) = 0; - virtual Count n_src_phrases() const = 0; - virtual PhraseInfo &get_tgt_phrase(Phrase tgt) = 0; - virtual Count n_tgt_phrases() const = 0; - virtual PhrasePairCounts &get_joint_counts() = 0; - virtual void attach_src_statistic(PhraseStatistic &s) = 0; - virtual void attach_tgt_statistic(PhraseStatistic &s) = 0; - virtual void compute_phrase_statistics() = 0; - virtual DataIndex register_src_data(Count n) = 0; - virtual DataIndex register_tgt_data(Count n) = 0; - virtual PhraseTable &reverse() = 0; - - virtual iterator begin() = 0; - virtual iterator end() = 0; - virtual iterator find(PhrasePair p) = 0; - virtual iterator find(const PhrasePairCounts::iterator &it) = 0; - - virtual const_iterator begin() const = 0; - virtual const_iterator end() const = 0; - virtual const_iterator find(PhrasePair p) const = 0; - virtual const_iterator find(const PhrasePairCounts::const_iterator &it) const = 0; - - virtual PhrasePairCounts::iterator raw_begin() = 0; - virtual PhrasePairCounts::iterator raw_end() = 0; - virtual PhrasePairCounts::iterator raw_find(PhrasePair p) = 0; - - virtual PhrasePairCounts::const_iterator raw_begin() const = 0; - virtual PhrasePairCounts::const_iterator raw_end() const = 0; - virtual PhrasePairCounts::const_iterator raw_find(PhrasePair p) const = 0; - - /* - static iterator swap_iterator(const iterator &it) { - if(it.functor() == swap_src_tgt) - return boost::make_transform_iterator(it.base(), pass_entry); - else if(it.functor() == pass_entry) - return boost::make_transform_iterator(it.base(), swap_src_tgt); - else - abort(); - } - - static const_iterator swap_iterator(const const_iterator &it) { - if(it.functor() == swap_src_tgt) - return boost::make_transform_iterator(it.base(), pass_entry); - else if(it.functor() == pass_entry) - return boost::make_transform_iterator(it.base(), swap_src_tgt); - else - abort(); - } - */ -}; - -class ReversePhraseTable : public PhraseTable -{ -protected: - PhraseTable &phrase_table_; - -public: - ReversePhraseTable(PhraseTable &phrase_table) : - phrase_table_(phrase_table) {} - - virtual PhraseInfo &get_src_phrase(Phrase src) { - return phrase_table_.get_tgt_phrase(src); - } - - virtual Count n_src_phrases() const { - return phrase_table_.n_tgt_phrases(); - } - - virtual PhraseInfo &get_tgt_phrase(Phrase tgt) { - return phrase_table_.get_src_phrase(tgt); - } - - virtual Count n_tgt_phrases() const { - return phrase_table_.n_src_phrases(); - } - - virtual PhrasePairCounts &get_joint_counts() { - return phrase_table_.get_joint_counts(); - } - - virtual void attach_src_statistic(PhraseStatistic &s) { - return phrase_table_.attach_tgt_statistic(s); - } - - virtual void attach_tgt_statistic(PhraseStatistic &s) { - return phrase_table_.attach_src_statistic(s); - } - - virtual void compute_phrase_statistics() { - phrase_table_.compute_phrase_statistics(); - } - - virtual DataIndex register_src_data(Count n) { - return phrase_table_.register_tgt_data(n); - } - - virtual DataIndex register_tgt_data(Count n) { - return phrase_table_.register_src_data(n); - } - - virtual PhraseTable &reverse() { - return phrase_table_; - } - - virtual iterator begin() { - return boost::make_transform_iterator(phrase_table_.raw_begin(), swap_src_tgt); - } - - virtual iterator end() { - return boost::make_transform_iterator(raw_end(), swap_src_tgt); - } - - virtual iterator find(PhrasePair p) { - return boost::make_transform_iterator(raw_find(p), swap_src_tgt); - } - - virtual iterator find(const PhrasePairCounts::iterator &it) { - return boost::make_transform_iterator(it, swap_src_tgt); - } - - virtual const_iterator begin() const { - return boost::make_transform_iterator(phrase_table_.raw_begin(), swap_src_tgt); - } - - virtual const_iterator end() const { - return boost::make_transform_iterator(raw_end(), swap_src_tgt); - } - - virtual const_iterator find(PhrasePair p) const { - return boost::make_transform_iterator(raw_find(p), swap_src_tgt); - } - - virtual const_iterator find(const PhrasePairCounts::const_iterator &it) const { - return boost::make_transform_iterator(it, swap_src_tgt); - } - - virtual PhrasePairCounts::iterator raw_begin() { - return phrase_table_.raw_begin(); - } - - virtual PhrasePairCounts::iterator raw_end() { - return phrase_table_.raw_end(); - } - - virtual PhrasePairCounts::iterator raw_find(PhrasePair p) { - return phrase_table_.raw_find(std::make_pair(p.second, p.first)); - } - - virtual PhrasePairCounts::const_iterator raw_begin() const { - return phrase_table_.raw_begin(); - } - - virtual PhrasePairCounts::const_iterator raw_end() const { - return phrase_table_.raw_end(); - } - - virtual PhrasePairCounts::const_iterator raw_find(PhrasePair p) const { - return phrase_table_.raw_find(std::make_pair(p.second, p.first)); - } -}; - -class MemoryPhraseTable : public PhraseTable -{ -protected: - PhraseInfoList src_info_; - PhraseInfoList tgt_info_; - PhrasePairCounts joint_counts_; - - ReversePhraseTable reverse_; - -public: - MemoryPhraseTable() : reverse_(*this) {} - - void load_data(std::istream &instream); - - virtual PhraseInfo &get_src_phrase(Phrase src) { - assert(src < src_info_.size()); - return src_info_[src]; - } - - virtual Count n_src_phrases() const { - return src_info_.size(); - } - - virtual PhraseInfo &get_tgt_phrase(Phrase tgt) { - assert(tgt < tgt_info_.size()); - return tgt_info_[tgt]; - } - - virtual Count n_tgt_phrases() const { - return tgt_info_.size(); - } - - virtual PhrasePairCounts &get_joint_counts() { - return joint_counts_; - } - - virtual void attach_src_statistic(PhraseStatistic &s); - virtual void attach_tgt_statistic(PhraseStatistic &s); - virtual void compute_phrase_statistics(); - - virtual DataIndex register_src_data(Count n) { - return src_info_.register_data(n); - } - - virtual DataIndex register_tgt_data(Count n) { - return tgt_info_.register_data(n); - } - - virtual PhraseTable &reverse() { - return reverse_; - } - - virtual iterator begin() { - return boost::make_transform_iterator(raw_begin(), pass_entry); - } - - virtual iterator end() { - return boost::make_transform_iterator(raw_end(), pass_entry); - } - - virtual iterator find(PhrasePair p) { - return boost::make_transform_iterator(raw_find(p), pass_entry); - } - - virtual iterator find(const PhrasePairCounts::iterator &it) { - return boost::make_transform_iterator(it, pass_entry); - } - - virtual const_iterator begin() const { - return boost::make_transform_iterator(raw_begin(), pass_entry); - } - - virtual const_iterator end() const { - return boost::make_transform_iterator(raw_end(), pass_entry); - } - - virtual const_iterator find(PhrasePair p) const { - return boost::make_transform_iterator(raw_find(p), pass_entry); - } - - virtual const_iterator find(const PhrasePairCounts::const_iterator &it) const { - return boost::make_transform_iterator(it, pass_entry); - } - - virtual PhrasePairCounts::iterator raw_begin() { - return joint_counts_.begin(); - } - - virtual PhrasePairCounts::iterator raw_end() { - return joint_counts_.end(); - } - - virtual PhrasePairCounts::iterator raw_find(PhrasePair p) { - return joint_counts_.find(p); - } - - virtual PhrasePairCounts::const_iterator raw_begin() const { - return joint_counts_.begin(); - } - - virtual PhrasePairCounts::const_iterator raw_end() const { - return joint_counts_.end(); - } - - virtual PhrasePairCounts::const_iterator raw_find(PhrasePair p) const { - return joint_counts_.find(p); - } -}; - -#endif diff --git a/scripts/training/memscore/scorer-impl.h b/scripts/training/memscore/scorer-impl.h deleted file mode 100644 index bc544f12e..000000000 --- a/scripts/training/memscore/scorer-impl.h +++ /dev/null @@ -1,124 +0,0 @@ -// memscore - in-memory phrase scoring for Statistical Machine Translation -// Christian Hardmeier, FBK-irst, Trento, 2010 -// $Id$ - -#ifndef SCORER_IMPL_H -#define SCORER_IMPL_H - -#include "phrasetable.h" -#include "scorer.h" - -class MLPhraseScorer : public PhraseScorer -{ -private: - explicit MLPhraseScorer(PhraseTable &pd, bool reverse) : - PhraseScorer(pd, reverse) {} - - virtual void do_score_phrases(); - virtual Score do_get_score(const PhraseTable::const_iterator &it); - -public: - static PhraseScorer *create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf); -}; - -class WittenBellPhraseScorer : public PhraseScorer -{ -private: - explicit WittenBellPhraseScorer(PhraseTable &pd, bool reverse) : - PhraseScorer(pd, reverse) {} - - virtual Score do_get_score(const PhraseTable::const_iterator &it); - -public: - static PhraseScorer *create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf); -}; - -class AbsoluteDiscountPhraseScorer : public PhraseScorer -{ -private: - Score discount_; - - explicit AbsoluteDiscountPhraseScorer(PhraseTable &pd, bool reverse) : - PhraseScorer(pd, reverse) {} - - virtual void do_score_phrases(); - virtual Score do_get_score(const PhraseTable::const_iterator &it); - -public: - Score get_discount(); - static PhraseScorer *create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf); -}; - -class KNDiscount1PhraseScorer : public PhraseScorer -{ -private: - Count total_distinct_; - Score discount_; - Count total_count_; - - explicit KNDiscount1PhraseScorer(PhraseTable &pd, bool reverse) : - PhraseScorer(pd, reverse) {} - - virtual void do_score_phrases(); - virtual Score do_get_score(const PhraseTable::const_iterator &it); - -public: - static PhraseScorer *create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf); -}; - -class KNDiscount3PhraseScorer : public PhraseScorer -{ -private: - Score discount1_; - Score discount2_; - Score discount3plus_; - - Count total_distinct_n1_; - Count total_distinct_n2_; - Count total_distinct_n3plus_; - - explicit KNDiscount3PhraseScorer(PhraseTable &pd, bool reverse) : - PhraseScorer(pd, reverse) {} - - virtual void do_score_phrases(); - virtual Score do_get_score(const PhraseTable::const_iterator &it); - -public: - static PhraseScorer *create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf); -}; - -class LexicalWeightPhraseScorer : public PhraseScorer -{ -private: - typedef std::map<std::pair<Count,Count>,Score> WeightMapType_; - - WeightMapType_ weight_map_; - bool overall_max_score_; - const Count null_word_; - - LexicalWeightPhraseScorer(PhraseTable &pd, bool reverse, const String &weights, bool overall_max = true); - - Score get_weight(const String &s_src, const String &s_tgt) const; - Score get_weight(Count src, Count tgt) const; - - virtual void do_score_phrases(); - virtual Score do_get_score(const PhraseTable::const_iterator &it); - -public: - static PhraseScorer *create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf); -}; - -class ConstantPhraseScorer : public PhraseScorer -{ -private: - Score constant_; - - ConstantPhraseScorer(PhraseTable &pt, bool reverse, Score constant) : PhraseScorer(pt, reverse), constant_(constant) {} - - virtual Score do_get_score(const PhraseTable::const_iterator &it); - -public: - static PhraseScorer *create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf); -}; - -#endif diff --git a/scripts/training/memscore/scorer.cpp b/scripts/training/memscore/scorer.cpp deleted file mode 100644 index e8cf4ce49..000000000 --- a/scripts/training/memscore/scorer.cpp +++ /dev/null @@ -1,402 +0,0 @@ -// memscore - in-memory phrase scoring for Statistical Machine Translation -// Christian Hardmeier, FBK-irst, Trento, 2010 -// $Id$ - -#include <cassert> -#include <cstring> -#include <fstream> - -#include "scorer-impl.h" -#include "timestamp.h" -#include "lexdecom.h" - -#ifdef ENABLE_CHANNEL_SCORER -#include "channel-scorer.h" -#endif - -const std::vector<String> &PhraseScorerFactory::scorer_list() -{ - static std::vector<String> list; - if(list.size() == 0) { - list.push_back("ml - maximum likelihood score (relative frequency)"); - list.push_back("wittenbell - Witten-Bell smoothing"); - list.push_back("absdiscount - absolute discounting"); - list.push_back("kndiscount1 - Knesser-Ney discounting"); - list.push_back("kndiscount3 - modified Knesser-Ney discounting"); - list.push_back("lexweights <weightfile> - lexical weights (Koehn et al., NAACL 2003)"); -#ifdef ENABLE_CHANNEL_SCORER - list.push_back("channel <sigma> <srclm> <tgtlm> - channel adaptation"); -#endif - list.push_back("const <constant> - constant phrase penalty"); - list.push_back("lexdecomp <weightfile> - lexical decomposition smoothing"); - } - - return list; -} - -PhraseScorer *PhraseScorerFactory::create_scorer(const char *argv[], int &argp, bool reverse) -{ - const char *arg = argv[argp++]; - if(arg == NULL) - usage(); - - if(!strcmp(arg, "ml")) - return MLPhraseScorer::create_scorer(argv, argp, reverse, *this); - else if(!strcmp(arg, "wittenbell")) - return WittenBellPhraseScorer::create_scorer(argv, argp, reverse, *this); - else if(!strcmp(arg, "absdiscount")) - return AbsoluteDiscountPhraseScorer::create_scorer(argv, argp, reverse, *this); - else if(!strcmp(arg, "kndiscount1")) - return KNDiscount1PhraseScorer::create_scorer(argv, argp, reverse, *this); - else if(!strcmp(arg, "kndiscount3")) - return KNDiscount3PhraseScorer::create_scorer(argv, argp, reverse, *this); - else if(!strcmp(arg, "lexweights")) - return LexicalWeightPhraseScorer::create_scorer(argv, argp, reverse, *this); -#ifdef ENABLE_CHANNEL_SCORER - else if(!strcmp(arg, "channel")) - return ChannelAdaptationPhraseScorer::create_scorer(argv, argp, reverse, *this); -#endif - else if(!strcmp(arg, "const")) - return ConstantPhraseScorer::create_scorer(argv, argp, reverse, *this); - else if (!strcmp(arg, "lexdecomp")) - return LexicalDecompositionPhraseScorer::create_scorer(argv, argp, reverse, *this); - else { - std::cerr << "Unknown phrase scorer type: " << arg << std::endl << std::endl; - usage(); - } -} - -PhraseScorer *MLPhraseScorer::create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf) -{ - return new MLPhraseScorer(ptf.get_phrase_table(), reverse); -} - -#if 1 -void MLPhraseScorer::do_score_phrases() {} -#else -void MLPhraseScorer::do_score_phrases() -{ - Score bla = 0; - Timestamp t_it; - for(Count i = 0; i < 200; i++) { - for(PhraseTable::iterator it = phrase_table_.begin(); it != phrase_table_.end(); ++it) { - PhrasePairInfo ppair = *it; - Phrase tgt = ppair.get_tgt(); - bla += bla * ppair.get_count() / phrase_table_.get_tgt_phrase(tgt).get_count(); - } - } - std::cerr << "Time for 200 iterations with ML estimation: " << (t_it.elapsed_time() / 1000) << " ms" << std::endl; - std::cerr << bla << std::endl; -} -#endif - -Score MLPhraseScorer::do_get_score(const PhraseTable::const_iterator &it) -{ - PhraseInfo &tgt_phrase = phrase_table_.get_tgt_phrase(it->get_tgt()); - return static_cast<Score>(it->get_count()) / tgt_phrase.get_count(); -} - -PhraseScorer *WittenBellPhraseScorer::create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf) -{ - return new WittenBellPhraseScorer(ptf.get_phrase_table(), reverse); -} - -Score WittenBellPhraseScorer::do_get_score(const PhraseTable::const_iterator &it) -{ - PhraseInfo &tgt_phrase = phrase_table_.get_tgt_phrase(it->get_tgt()); - return static_cast<Score>(it->get_count()) / (tgt_phrase.get_count() + tgt_phrase.get_distinct()); -} - - -PhraseScorer *AbsoluteDiscountPhraseScorer::create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf) -{ - return new AbsoluteDiscountPhraseScorer(ptf.get_phrase_table(), reverse); -} -// p(s|t) = (c(s,t) - beta) / c(t) <-- absolute discounting - -void AbsoluteDiscountPhraseScorer::do_score_phrases() -{ - Count n1 = 0, n2 = 0; - - for(PhraseTable::iterator it = phrase_table_.begin(); it != phrase_table_.end(); ++it) { - PhrasePairInfo ppinfo = *it; - Count c = ppinfo.get_count(); - switch(c) { - case 1: - n1++; - break; - case 2: - n2++; - } - } - - discount_ = static_cast<Score>(n1) / (n1 + 2*n2); -} - -inline Score AbsoluteDiscountPhraseScorer::get_discount() -{ - return discount_; -} - -Score AbsoluteDiscountPhraseScorer::do_get_score(const PhraseTable::const_iterator &it) -{ - PhraseInfo &tgt_phrase = phrase_table_.get_tgt_phrase(it->get_tgt()); - return (it->get_count() - discount_) / tgt_phrase.get_count(); -} - -PhraseScorer *KNDiscount1PhraseScorer::create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf) -{ - return new KNDiscount1PhraseScorer(ptf.get_phrase_table(), reverse); -} - - -void KNDiscount1PhraseScorer::do_score_phrases() -{ - Count n1 = 0, n2 = 0; - Count total_count = 0; - - for(PhraseTable::iterator it = phrase_table_.begin(); it != phrase_table_.end(); ++it) { - PhrasePairInfo ppinfo = *it; - PhraseInfo &tgt_phrase = phrase_table_.get_tgt_phrase(it->get_tgt()); - total_count += tgt_phrase.get_count(); - - Count c = ppinfo.get_count(); - switch(c) { - case 1: - n1++; - break; - case 2: - n2++; - } - } - - discount_ = static_cast<Score>(n1) / (n1 + 2*n2); - total_count_ = static_cast<Count>(total_count); - -} - -Score KNDiscount1PhraseScorer::do_get_score(const PhraseTable::const_iterator &it) -{ - PhraseInfo &tgt_phrase = phrase_table_.get_tgt_phrase(it->get_tgt()); - PhraseInfo &src_phrase = phrase_table_.get_src_phrase(it->get_src()); - return ((it->get_count() - discount_) / tgt_phrase.get_count()) + (discount_ * tgt_phrase.get_distinct() / tgt_phrase.get_count())*(src_phrase.get_count() / total_count_); -} - -PhraseScorer *KNDiscount3PhraseScorer::create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf) -{ - return new KNDiscount3PhraseScorer(ptf.get_phrase_table(), reverse); -} - - -void KNDiscount3PhraseScorer::do_score_phrases() -{ - Count n1 = 0, n2 = 0, n3 = 0, n4 = 0; - Count total_count = 0; //total number of source or target phrases (including repetitions) - Count total_distinct_n1 = 0; //sum_{s} n1plus(s,*) - Count total_distinct_n2 = 0; - Count total_distinct_n3plus = 0; - Score y; - - for(PhraseTable::iterator it = phrase_table_.begin(); it != phrase_table_.end(); ++it) { - PhrasePairInfo ppinfo = *it; - PhraseInfo &src_phrase = phrase_table_.get_src_phrase(it->get_src()); - PhraseInfo &tgt_phrase = phrase_table_.get_tgt_phrase(it->get_tgt()); - - total_count += src_phrase.get_count(); - - Count c = ppinfo.get_count(); - switch(c) { - case 1: - n1++; - tgt_phrase.inc_n1(); - src_phrase.inc_n1(); - total_distinct_n1++; - break; - case 2: - n2++; - tgt_phrase.inc_n2(); - src_phrase.inc_n2(); - total_distinct_n2++; - break; - case 3: - n3++; - tgt_phrase.inc_n3plus(); - src_phrase.inc_n3plus(); - total_distinct_n3plus++; - break; - case 4: - n4++; - tgt_phrase.inc_n3plus(); - src_phrase.inc_n3plus(); - total_distinct_n3plus++; - } - - } - - y = (Score)(n1) / (n1 + 2*n2); - discount1_ = static_cast<Score> (1) - (2)*(y)*(n2 / n1); - discount2_ = static_cast<Score> (2) - (3)*(y)*(n3 / n2); - discount3plus_ = static_cast<Score> (3) - (4)*(y)*(n4 / n3); - total_distinct_n1_ = static_cast<Count>(total_distinct_n1); - total_distinct_n2_ = static_cast<Count>(total_distinct_n2); - total_distinct_n3plus_ = static_cast<Count>(total_distinct_n3plus); -} - -Score KNDiscount3PhraseScorer::do_get_score(const PhraseTable::const_iterator &it) -{ - PhrasePairInfo ppinfo = *it; - PhraseInfo &tgt_phrase = phrase_table_.get_tgt_phrase(it->get_tgt()); - PhraseInfo &src_phrase = phrase_table_.get_src_phrase(it->get_src()); - - Score norm = (discount1_ * tgt_phrase.get_n1() + discount2_ * tgt_phrase.get_n2() + discount3plus_ * tgt_phrase.get_n3plus()) / tgt_phrase.get_count(); - Count c = ppinfo.get_count(); - switch(c) { - case 1: - return ((it->get_count() - discount1_) / tgt_phrase.get_count()) + \ - norm*(src_phrase.get_n1() / total_distinct_n1_); - break; - case 2: - return ((it->get_count() - discount2_) / tgt_phrase.get_count()) + \ - norm*(src_phrase.get_n2() / total_distinct_n2_); - break; - default: - return ((it->get_count() - discount3plus_) / tgt_phrase.get_count()) + \ - norm*(src_phrase.get_n3plus() / total_distinct_n3plus_); - } -} - -PhraseScorer *LexicalWeightPhraseScorer::create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf) -{ - bool overall_max = true; - - if(argv[argp] == NULL) - usage(); - - if(!strcmp(argv[argp], "-AlignmentCount")) { - overall_max = false; - argp++; - if(argv[argp] == NULL) - usage(); - } - - String lwfile(argv[argp++]); - return new LexicalWeightPhraseScorer(ptf.get_phrase_table(), reverse, lwfile, overall_max); -} - -LexicalWeightPhraseScorer::LexicalWeightPhraseScorer(PhraseTable &pd, bool reverse, const String &weightfile, bool overall_max) : - PhraseScorer(pd, reverse), overall_max_score_(overall_max), null_word_(PhraseText::index_word("NULL")) -{ - std::ifstream wfile(weightfile.c_str()); - - while(!wfile.eof()) { - if(wfile.fail()) { - std::cerr << "Problem reading file: " << weightfile << std::endl; - exit(1); - } - - String src, tgt; - Score weight; - - wfile >> src >> tgt >> weight; - Count src_id = PhraseText::index_word(src); - Count tgt_id = PhraseText::index_word(tgt); - weight_map_.insert(std::make_pair(std::make_pair(src_id, tgt_id), weight)); - } - - wfile.close(); -} - -Score LexicalWeightPhraseScorer::get_weight(const String &s_src, const String &s_tgt) const -{ - Count src = PhraseText::index_word(s_src); - Count tgt = PhraseText::index_word(s_tgt); - return get_weight(src, tgt); -} - -inline Score LexicalWeightPhraseScorer::get_weight(Count src, Count tgt) const -{ - WeightMapType_::const_iterator it = weight_map_.find(std::make_pair(src, tgt)); - if(it == weight_map_.end()) - return 0.00001; // default value copied from Philipp Koehn's scorer - return it->second; -} - -#if 1 -void LexicalWeightPhraseScorer::do_score_phrases() {} -#else -void LexicalWeightPhraseScorer::do_score_phrases() -{ - Score bla = 0; - Timestamp t_it; - for(Count i = 0; i < 200; i++) { - for(PhraseTable::iterator it = phrase_table_.begin(); it != phrase_table_.end(); ++it) { - PhrasePairInfo ppair = *it; - Phrase src = ppair.get_src(); - Phrase tgt = ppair.get_tgt(); - bla += bla * get_score(src, tgt); - } - } - std::cerr << "Time for 200 iterations with lexical weights: " << (t_it.elapsed_time() / 1000) << " ms" << std::endl; - std::cerr << bla << std::endl; -} -#endif - -Score LexicalWeightPhraseScorer::do_get_score(const PhraseTable::const_iterator &it) -{ - const Phrase src = it->get_src(); - const Phrase tgt = it->get_tgt(); - const PhraseText &src_phrase = phrase_table_.get_src_phrase(src).get_phrase(); - const PhraseText &tgt_phrase = phrase_table_.get_tgt_phrase(tgt).get_phrase(); - const PhrasePairInfo &ppair = *it; - - Count max_count = 0; - - Score maxlex = 0; - PhrasePairInfo::AlignmentVector av = ppair.get_alignments(); - for(PhrasePairInfo::AlignmentVector::const_iterator it = av.begin(); it != av.end(); ++it) { - const PhraseAlignment &alig = it->first; - const Count alig_cnt = it->second; - - assert(alig.get_source_length() == src_phrase.size() && alig.get_target_length() == tgt_phrase.size()); - - if(!overall_max_score_ && alig_cnt < max_count) - continue; - max_count = alig_cnt; - - Score lex = 1; - for(Count s = 0; s < src_phrase.size(); s++) { - Score factor = 0; - Count na = 0; - for(Count t = 0; t < tgt_phrase.size(); t++) - if(alig.is_aligned(s, t)) { - const Score w = get_weight(src_phrase[s], tgt_phrase[t]); - factor += w; - na++; - } - - if(na > 0) - lex *= factor / na; - else - lex *= get_weight(src_phrase[s], null_word_); - } - - if(lex > maxlex) - maxlex = lex; - } - - return maxlex; -} - -PhraseScorer *ConstantPhraseScorer::create_scorer(const char *argv[], int &argp, bool reverse, const PhraseScorerFactory &ptf) -{ - if(argv[argp] == NULL) - usage(); - Score c = atof(argv[argp++]); - return new ConstantPhraseScorer(ptf.get_phrase_table(), reverse, c); -} - -Score ConstantPhraseScorer::do_get_score(const PhraseTable::const_iterator &it) -{ - return constant_; -} - diff --git a/scripts/training/memscore/scorer.h b/scripts/training/memscore/scorer.h deleted file mode 100644 index 332f014c5..000000000 --- a/scripts/training/memscore/scorer.h +++ /dev/null @@ -1,71 +0,0 @@ -// memscore - in-memory phrase scoring for Statistical Machine Translation -// Christian Hardmeier, FBK-irst, Trento, 2010 -// $Id$ - -#ifndef SCORER_H -#define SCORER_H - -#include "memscore.h" - -class PhraseScorerFactory -{ -private: - PhraseTable &phrase_table_; - -public: - explicit PhraseScorerFactory(PhraseTable &phrase_table) : - phrase_table_(phrase_table) {} - - PhraseScorer *create_scorer(const char *argv[], int &argp, bool reverse); - - PhraseTable &get_phrase_table() const { - return phrase_table_; - } - - static const std::vector<String> &scorer_list(); -}; - -class PhraseScorer -{ -protected: - PhraseTable &phrase_table_; - bool reverse_; - - explicit PhraseScorer(PhraseTable &pt, bool reverse) : - phrase_table_(!reverse ? pt : pt.reverse()), reverse_(reverse) {} - - PhraseTable::iterator get_pair(Phrase src, Phrase tgt) { - PhraseTable::iterator it = phrase_table_.find(std::make_pair(src, tgt)); - assert(it != phrase_table_.end()); - return it; - } - -private: - virtual void do_score_phrases() {} - - virtual Score do_get_score(const PhraseTable::const_iterator &it) = 0; - -public: - virtual ~PhraseScorer() {} - - virtual Score get_discount() {} - - void score_phrases() { - do_score_phrases(); - } - - Score get_score(const PhrasePairCounts::const_iterator &it) { - return do_get_score(phrase_table_.find(it)); - } - - Score get_score(const PhraseTable::const_iterator &it) { - return do_get_score(it); - } - - Score get_score(Phrase src, Phrase tgt) { - PhraseTable::const_iterator it = get_pair(src, tgt); - return do_get_score(it); - } -}; - -#endif diff --git a/scripts/training/memscore/statistic.h b/scripts/training/memscore/statistic.h deleted file mode 100644 index 2061a6608..000000000 --- a/scripts/training/memscore/statistic.h +++ /dev/null @@ -1,26 +0,0 @@ -// memscore - in-memory phrase scoring for Statistical Machine Translation -// Christian Hardmeier, FBK-irst, Trento, 2010 -// $Id$ - -#ifndef STATISTIC_H -#define STATISTIC_H - -#include "memscore.h" - -class PhraseInfoList; - -class PhraseStatistic -{ -protected: - bool computation_done_; - -public: - PhraseStatistic() : computation_done_(false) {} - virtual ~PhraseStatistic() {} - - virtual void attach(PhraseInfoList &pilist) = 0; - virtual void compute_statistic() = 0; - virtual Score get_score(PhraseInfo &pi) = 0; -}; - -#endif diff --git a/scripts/training/memscore/timestamp.h b/scripts/training/memscore/timestamp.h deleted file mode 100644 index fadb9cc8b..000000000 --- a/scripts/training/memscore/timestamp.h +++ /dev/null @@ -1,29 +0,0 @@ -// memscore - in-memory phrase scoring for Statistical Machine Translation -// Christian Hardmeier, FBK-irst, Trento, 2010 -// $Id$ - -#ifndef TIMESTAMP_H -#define TIMESTAMP_H - -#include <sys/time.h> - -class Timestamp -{ -private: - struct timeval tv_; - -public: - typedef double time_difference; - - Timestamp() { - gettimeofday(&tv_, NULL); - } - - time_difference elapsed_time() const { - struct timeval tv2; - gettimeofday(&tv2, NULL); - return (tv2.tv_sec - tv_.tv_sec) * 1e6 + (tv2.tv_usec - tv_.tv_usec); - } -}; - -#endif |