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// $Id$
#include <iostream>
#include <iomanip>
#include <string>
#include <cstdio>
#include <cassert>
#include "Util.h"
#include "StaticData.h"
#include "ScoreIndexManager.h"
#include "ScoreProducer.h"
#include "ScoreComponentCollection.h" // debugging
namespace Moses
{
using namespace std;
void ScoreIndexManager::AddScoreProducer(const ScoreProducer* sp)
{
// Producers must be inserted in the order they are created
const_cast<ScoreProducer*>(sp)->CreateScoreBookkeepingID();
assert(m_begins.size() == (sp->GetScoreBookkeepingID()));
m_producers.push_back(sp);
m_begins.push_back(m_last);
size_t numScoreCompsProduced = sp->GetNumScoreComponents();
assert(numScoreCompsProduced > 0);
m_last += numScoreCompsProduced;
m_ends.push_back(m_last);
/*VERBOSE(1,"Added ScoreProducer(" << sp->GetScoreBookkeepingID()
<< " " << sp->GetScoreProducerDescription()
<< ") index=" << m_begins.back() << "-" << m_ends.back()-1 << std::endl);
*/
}
void ScoreIndexManager::PrintLabeledScores(std::ostream& os, const ScoreComponentCollection& scores) const
{
std::vector<float> weights(scores.m_scores.size(), 1.0f);
PrintLabeledWeightedScores(os, scores, weights);
}
void ScoreIndexManager::PrintLabeledWeightedScores(std::ostream& os, const ScoreComponentCollection& scores, const std::vector<float>& weights) const
{
assert(m_featureShortNames.size() == weights.size());
string lastName = "";
for (size_t i = 0; i < m_featureShortNames.size(); ++i) {
if (i>0) {
os << " ";
}
if (lastName != m_featureShortNames[i]) {
os << m_featureShortNames[i] << ": ";
lastName = m_featureShortNames[i];
}
os << weights[i] * scores[i];
}
}
void ScoreIndexManager::InitFeatureNames()
{
m_featureNames.clear();
m_featureShortNames.clear();
size_t cur_i = 0;
size_t cur_scoreType = 0;
while (cur_i < m_last) {
size_t nis_idx = 0;
bool add_idx = (m_producers[cur_scoreType]->GetNumInputScores() > 1);
while (nis_idx < m_producers[cur_scoreType]->GetNumInputScores()) {
ostringstream os;
os << m_producers[cur_scoreType]->GetScoreProducerDescription();
if (add_idx)
os << '_' << (nis_idx+1);
m_featureNames.push_back(os.str());
nis_idx++;
cur_i++;
}
int ind = 1;
add_idx = (m_ends[cur_scoreType] - cur_i > 1);
while (cur_i < m_ends[cur_scoreType]) {
ostringstream os;
os << m_producers[cur_scoreType]->GetScoreProducerDescription();
if (add_idx)
os << '_' << ind;
m_featureNames.push_back(os.str());
m_featureShortNames.push_back( m_producers[cur_scoreType]->GetScoreProducerWeightShortName() );
++cur_i;
++ind;
}
cur_scoreType++;
}
}
#ifdef HAVE_PROTOBUF
void ScoreIndexManager::SerializeFeatureNamesToPB(hgmert::Hypergraph* hg) const
{
for (size_t i = 0; i < m_featureNames.size(); ++i) {
hg->add_feature_names(m_featureNames[i]);
}
}
#endif
void ScoreIndexManager::InitWeightVectorFromFile(const std::string& fnam, vector<float>* m_allWeights) const
{
assert(m_allWeights->size() == m_featureNames.size());
ifstream in(fnam.c_str());
assert(in.good());
char buf[2000];
map<string, double> name2val;
while (!in.eof()) {
in.getline(buf, 2000);
if (strlen(buf) == 0) continue;
if (buf[0] == '#') continue;
istringstream is(buf);
string fname;
double val;
is >> fname >> val;
map<string, double>::iterator i = name2val.find(fname);
assert(i == name2val.end()); // duplicate weight name
name2val[fname] = val;
}
assert(m_allWeights->size() == m_featureNames.size());
for (size_t i = 0; i < m_featureNames.size(); ++i) {
map<string, double>::iterator iter = name2val.find(m_featureNames[i]);
if (iter == name2val.end()) {
cerr << "No weight found found for feature: " << m_featureNames[i] << endl;
abort();
}
(*m_allWeights)[i] = iter->second;
}
}
std::ostream& operator<<(std::ostream& os, const ScoreIndexManager& sim)
{
for (size_t i = 0; i < sim.m_featureNames.size(); ++i) {
os << sim.m_featureNames[i] << endl;
}
os << endl;
return os;
}
}
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