joint phrase alignment and extraction for statistical machine translation

... removed for TM training. For both tasks, we perform weight tuning and testing on specified development and test sets. We compare the accuracy of our proposed method of joint phrase alignment and extraction ... iteratively- trained segmentation-free phrase translation model for statistical machine translation. In Proceedings of the 2nd Workshop on Statistical Machine Translation, pages 112–119. David Newman, ... parameters s and d over all phrase pairs in the model, long phrase pairs are much more sparse 635 Figure 3: The phrase, block, and word alignments used in heuristic phrase extraction. 5.1 Heuristic Phrase...

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... automatic evaluation of machine translation. In HLT-NACCL Workshop on Statistical Machine Translation, pages 102–121. P. Koehn, F. J. Och, and D. Marcu. 2003. Statistical phrase- based translation. In ... tree mappings for machine translation. In ACL, Sapporo, Japan. Short paper. H. J. Fox. 2002. Phrasal cohesion and statistical machine translation. In EMNLP, pages 304–311. J. Graehl and K. Knight. ... Hierarchical phrase- based translation. Computational Linguistics, 33(2):201–228, June. M. Collins, P. Koehn, and I. Kucerova. 2005. Clause re- structuring for statistical machine translation. ...

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... for statistical machine translation. Machine Translation, pages 187-207. Nicola Ueffing, Gholamreza Haffari and Anoop Sarkar. 2008. Semi-supervised Model Adaptation for Statisti- cal Machine Translation. ... source toolkit for statistical machine translation. In Proc. of ACL 2007, Demonstration Session, pages 177-180. Yang Liu, Qun Liu and Shouxun Lin. 2006. Tree- to-String Alignment Template for Statistical Machine Translation. ... topic-specific translation model and the topic posterior distribution of phrases. Formally, we incorporate monolingual topic in- formation into translation probability estimation, and decompose the phrase...

Ngày tải lên: 19/02/2014, 19:20

... Hierarchical Phrase- Based Model for Statistical Machine Translation. In Proc. ACL, pages 263-270. Michael Collins, Philipp Koehn and Ivona Kucerova. 2005. Clause restructuring for statistical machine translation. ... Zhao and Xiaoqiang Luo. 2010. Constituent reordering and syntax models for English- to-Japanese statistical machine translation. In Proc. Coling. Chi-Ho Li, Minghui Li, Dongdong Zhang, Mu Li and Ming ... Shah and Sasikumar M. 2008. Simple syntactic and morphological processing can help English-Hindi Statistical Machine Translation. In Proc. IJCNLP. Roy Tromble. 2009. Search and Learning for the...

Ngày tải lên: 19/02/2014, 19:20

... data for α and for γ , re- spectively. cooc f C and cooc e C are the contexts for α and γ when α and γ co-occur. Obviously, they satisfy the constraints: full f cooc f CC ⊆ and ... 11,001 new features for statistical machine translation. In: Proc. NAACL HLT, pp. 218–226. K. W. Church and P. Hanks. 1990. Word association norms, mutual information, and lexicography. Computational ... and L. Marquez. 2009. Discriminative Phrase Selection for SMT. In: Goutte et al (ed.), Learning Machine Translation. MIT Press. K. Gimpel and N. A. Smith. 2008. Rich Source-Side Context for...

Ngày tải lên: 20/02/2014, 04:20

... Suntec, Singapore, August. Association for Computational Linguistics. Gholamreza Haffari, Maxim Roy, and Anoop Sarkar. 2009. Active learning for statistical phrase- based machine translation. In Proceedings ... Wren Thornton, Jonathan Weese, and Omar Zaidan. 2009. Joshua: An open source toolkit for parsing-based machine translation. In Proceedings of the Fourth Workshop on Statistical Machine Translation, pages 135–139, ... HNG, for short. HNG solicits translations only for trigger n-grams and not for entire sentences. We provide senten- tial context, highlight the trigger n-gram that we want translated, and ask for...

Ngày tải lên: 20/02/2014, 04:20

... reference translations. We used GIZA++ (Och and Ney, 2003) for post- segmentation token alignments and the Moses toolkit (Koehn et al., 2007) with default param- eters for phrase- based translation ... to Turkish statistical machine translation. In Proceedings of the Work- shop on Statistical Machine Translation, pages 7– 14, New York City, New York, USA. Jakob Elming, Nizar Habash, and Josep ... Bojar, Alexandra Constantin, and Evan Herbst. 2007. Moses: Open source toolkit for statistical machine translation. In Proceedings of the 45th Annual Meeting of the Asso- ciation for Computational...

Ngày tải lên: 20/02/2014, 04:20

... 294–298, Portland, Oregon, June 19-24, 2011. c 2011 Association for Computational Linguistics Corpus Expansion for Statistical Machine Translation with Semantic Role Label Substitution Rules Qin Gao and ... Association for Computational Linguistics. Philipp Koehn et al. 2007. Moses: Open source toolkit for statistical machine translation. In Proceedings of the 45th Annual Meeting of the Association for ... Chris Brockett, and William Dolan. 2004. Monolingual machine translation for paraphrase gen- eration. In Proceedings of EMNLP 2004, pages 142– 149, Barcelona, Spain, July. Association for Computa- tional...

Ngày tải lên: 20/02/2014, 04:20

... Decoder for Phrase- based Statistical Machine Translation Mod- els. In Proc. of the Association for Machine Trans- lation in the Americas (AMTA). P. Koehn. 2004b. Statistical Significance Tests for Machine ... schemes for Arabic on the quality of phrase- based statistical machine translation. We also present and evalu- ate different methods for combining pre- processing schemes resulting in improved translation ... sen- tence and document alignment, system translation confidence, phrase translation lexicons, etc. We extend on previous work by experimenting with a wider range of preprocessing schemes for Arabic and...

Ngày tải lên: 20/02/2014, 11:21

... system. Marcu, D. and Wong, W. (2002). A phrase- based, joint proba- bility model for statistical machine translation. In Proceed- ings of EMNLP 2002. Melamed, I. D. (2004). Statistical machine translation ... significance tests for machine translation evaluation. In Lin, D. and Wu, D., editors, Pro- ceedings of EMNLP 2004. Koehn, P. and Knight, K. (2003). Feature-rich statistical trans- lation of noun phrases. ... models for statistical machine translation. In Proceed- ings of EMNLP 1999, pages 20–28. Papineni, K., Roukos, S., Ward, T., and Zhu, W J. (2002). BLEU: a method for automatic evaluation of machine...

Ngày tải lên: 20/02/2014, 15:20

... novel training method for a localized phrase- based predic- tion model for statistical machine translation (SMT). The model predicts blocks with orien- tation to handle local phrase re-ordering. ... a block-based model for statis- tical machine translation. A block is a pair of phrases which are translations of each other. For example, Fig. 1 shows an Arabic-English translation example that ... Tillmann, and Hermann Ney. 1999. Improved Alignment Models for Statistical Ma- chine Translation. In Proc. of the Joint Conf. on Em- pirical Methods in Natural Language Processing and Very Large...

Ngày tải lên: 20/02/2014, 15:20

... word and repre- sents a specific source word. Category if and only if 1 2 and 2 and 3 and 3 and 6 and 7 and for the word pair , we use the following categories of features: 1. ( ) 2. ( ) and 3. ... features: 1. ( ) 2. ( ) and 3. ( ) and 4. ( ) and 5. ( ) and 6. ( ) and 7. ( ) and 8. ( ) and 9. ( ) and Category 1 features depend only on the source word and the target word . A ME model that uses ... entropy approach is outlined in Section 3. 2 Statistical Machine Translation The goal of the translation process in statisti- cal machine translation can be formulated as fol- lows: A source language...

Ngày tải lên: 20/02/2014, 18:20

... experimental results for a bilingual cor- pus are reported. 1.1 Statistical Machine Translation In statistical machine translation, the goal of the search strategy can be formulated as follows: ... problem for machine translation systems that use translation models based on hid- den alignments without a monotonicity constraint: (Berger et al., !994) and (Wang and Waibel, 1997). The former ... Reference Transla- tion e and Translator Output e ~ for "acceptable" translations (A) and "incorrect" translations (I). For the total number of non-correct translations (T), the...

Ngày tải lên: 20/02/2014, 18:20