Update to gd to combine all update rules into single functions and allow specifying any combination of invariant, adaptive, normalized for the update. Fixed bugs in loss functions.

1 files changed, 1 insertions, 0 deletions

diff --git a/vowpalwabbit/loss_functions.h b/vowpalwabbit/loss_functions.h
index 83d4f845..f3fdb315 100644
--- a/vowpalwabbit/loss_functions.h
+++ b/vowpalwabbit/loss_functions.h
@@ -27,6 +27,7 @@ public :
 	 * The function return the update scalar
 	 */
 	virtual float getUpdate(float prediction, float label, float eta_t, float norm) = 0;
+	virtual float getUnsafeUpdate(float prediction, float label, float eta_t, float norm) = 0;
 	virtual float getRevertingWeight(shared_data*, float prediction, float eta_t) = 0;
 	virtual float getSquareGrad(float prediction, float label) = 0;
 	virtual float first_derivative(shared_data*, float prediction, float label) = 0;