Báo cáo khoa học: "Chunk-based Statistical Translation" ppt

... Sessions, pages 181–184, Prague, June 2007. c 2007 Association for Computational Linguistics Boosting Statistical Machine Translation by Lemmatization and Linear Interpolation Ruiqiang Zhang 1,2 and ... Japan {ruiqiang.zhang,eiichiro.sumita}@atr.jp Abstract Data sparseness is one of the factors that de- grade statistical machine translation (SMT). Existing work has shown that using morph...

Ngày tải lên: 23/03/2014, 18:20

... Open source toolkit for statistical machine translation. In Proceedings of the ACL-2007 Demo and Poster Sessions. Philipp Koehn. 2005. Europarl: A parallel corpus for statistical machine translation. ... comparison of various statistical alignment models. Computational Linguistics, 29(1):19–51. Franz Josef Och and Hermann Ney. 2004. The align- ment template approach to statistical mac...

Ngày tải lên: 24/03/2014, 03:20

... 469–477, Jeju, Republic of Korea, 8-14 July 2012. c 2012 Association for Computational Linguistics A Statistical Model for Unsupervised and Semi-supervised Transliteration Mining Hassan Sajjad Alexander ... English/Russian respectively. Sajjad11 is computationally expensive. For in- stance, a phrase-based statistical MT system is built once in every iteration of the heuristic proce- dure...

Ngày tải lên: 19/02/2014, 19:20

... of which statistical ma- chine translation hasn’t taken full advantage. In this paper, we propose two discriminative, feature-based models to exploit predicate- argument structures for statistical ... years have witnessed increasing efforts to- wards integrating predicate-argument structures into statistical machine translation (SMT) (Wu and Fung, 2009b; Liu and Gildea, 2010). In this p...

Ngày tải lên: 19/02/2014, 19:20

... Amsterdam/Philadelphia. Nicola Ueffing, Gholamreza Haffari, and Anoop Sarkar. 2007. Transductive learning for statistical machine translation. In Proceedings of the 45th Annual Meet- ing of the Association ... July 2012. c 2012 Association for Computational Linguistics Mixing Multiple Translation Models in Statistical Machine Translation Majid Razmara 1 George Foster 2 Baskaran Sankaran 1...

Ngày tải lên: 19/02/2014, 19:20

... 825–833, Uppsala, Sweden, 11-16 July 2010. c 2010 Association for Computational Linguistics Improving Statistical Machine Translation with Monolingual Collocation Zhanyi Liu 1 , Haifeng Wang 2 , ... lisheng@hit.edu.cn Abstract  This paper proposes to use monolingual collocations to improve Statistical Ma- chine Translation (SMT). We make use of the collocation probabilities,...

Ngày tải lên: 20/02/2014, 04:20

... Linguistics. Philipp Koehn, Franz Josef Och, and Daniel Marcu. 2003. Statistical phrase-based translation. In HLT- NAACL 2003. Philipp Koehn. 2004. Statistical significance tests for machine translation evaluation. ... obtain statistically significant im- provements across 4 different language pairs with English as source, mounting up to +1.92 BLEU for Chinese as target. 1 Introduction Rece...

Ngày tải lên: 20/02/2014, 04:20

... 2008). To solve the lexical gap problem, most researchers regarded the question retrieval task as a statistical machine translation problem by using IBM model 1 (Brown et al., 1993) to learn the word-to-word ... cap- ture contextual information for question retrieval. To this end, inspired by the phrase-based statistical machine translation (SMT) systems (Koehn et al., 2003; Och and Ney,...

Ngày tải lên: 20/02/2014, 04:20

... correlation to hu- man ratings is very low even at the system level; (4) scores are biased towards statistical MT; (5) the quality gap between MT and human translations is not reflected in equally ... before) and comparing them. 6 Data. This experiment uses the 2006–2008 cor- pora of the Workshop on Statistical Machine Translation (WMT). 7 It consists of data from EU- ROPARL (Koehn, 2005)...

Ngày tải lên: 20/02/2014, 07:20

... paper contribute to statistically significant improvements over the baseline word and phrase level(HMM) sys- tems. When compared against the HMM phrases, our technique show statistically significant ... Models for Statistical Machine Translation, Proc. North American Associa- tion for Computational Linguistics Franz Josef Och and Hermann Ney 200. A Comparison of Alignment Models for Statisti...

Ngày tải lên: 20/02/2014, 16:20