From 4223261682388944fe1b1cf31b9d51d88f9ad53b Mon Sep 17 00:00:00 2001 From: Patrick Simianer Date: Thu, 26 Feb 2015 13:26:37 +0100 Subject: refactoring --- training/dtrain/pairs.h | 55 ------------------------------------------------- 1 file changed, 55 deletions(-) delete mode 100644 training/dtrain/pairs.h (limited to 'training/dtrain/pairs.h') diff --git a/training/dtrain/pairs.h b/training/dtrain/pairs.h deleted file mode 100644 index dea0dabc..00000000 --- a/training/dtrain/pairs.h +++ /dev/null @@ -1,55 +0,0 @@ -#ifndef _DTRAIN_PAIRS_H_ -#define _DTRAIN_PAIRS_H_ - -namespace dtrain -{ - -bool -CmpHypsByScore(ScoredHyp a, ScoredHyp b) -{ - return a.score > b.score; -} - -/* - * multipartite ranking - * sort (descending) by bleu - * compare top X (hi) to middle Y (med) and low X (lo) - * cmp middle Y to low X - */ -inline void -MakePairs(vector* s, - vector >& training, - bool misranked_only, - float hi_lo) -{ - unsigned sz = s->size(); - if (sz < 2) return; - sort(s->begin(), s->end(), CmpHypsByScore); - unsigned sep = round(sz*hi_lo); - // hi vs. med vs. low - unsigned sep_hi = sep; - if (sz > 4) while (sep_hi < sz && (*s)[sep_hi-1].score == (*s)[sep_hi].score) ++sep_hi; - else sep_hi = 1; - for (unsigned i = 0; i < sep_hi; i++) { - for (unsigned j = sep_hi; j < sz; j++) { - if (misranked_only && !((*s)[i].model <= (*s)[j].model)) continue; - if ((*s)[i].score != (*s)[j].score) - training.push_back(make_pair((*s)[i], (*s)[j])); - } - } - // med vs. low - unsigned sep_lo = sz-sep; - while (sep_lo > 0 && (*s)[sep_lo-1].score == (*s)[sep_lo].score) --sep_lo; - for (unsigned i = sep_hi; i < sep_lo; i++) { - for (unsigned j = sep_lo; j < sz; j++) { - if (misranked_only && !((*s)[i].model <= (*s)[j].model)) continue; - if ((*s)[i].score != (*s)[j].score) - training.push_back(make_pair((*s)[i], (*s)[j])); - } - } -} - -} // namespace - -#endif - -- cgit v1.2.3