Báo cáo khoa học: "A Discriminative Hierarchical Model for Fast Coreference at Large Scale" ppt

... Republic of Korea, 8-14 July 2012. c 2012 Association for Computational Linguistics A Discriminative Hierarchical Model for Fast Coreference at Large Scale Michael Wick University of Massachsetts 140 ... men- tion dataset, at a 60% accuracy level the hierarchical model is 19 times faster and at 90% accuracy it is 31 times faster. These performance improvements are e...

Ngày tải lên: 30/03/2014, 17:20

... multi-document sum- marization. In this paper, we formulate ex- tractive summarization as a two step learn- ing problem building a generative model for pattern discovery and a regression model for inference. ... 2010. c 2010 Association for Computational Linguistics A Hybrid Hierarchical Model for Multi-Document Summarization Asli Celikyilmaz Computer Science Department Unive...

Ngày tải lên: 20/02/2014, 04:20

... Association for Computational Linguistics A probabilistic generative model for an intermediate constituency-dependency representation Federico Sangati Institute for Logic, Language and Computation University ... re-ranking model performs rather well for a limited number of candidate structures, and out- performs Charniak’s model when k = 5. In this case we observe a small boost...

Ngày tải lên: 20/02/2014, 04:20

... other approaches where the two steps are separated, we integrate them into a unified statistical framework. Our model also integrates lexical information. Finally, Viterbi algorithm is applied ... important subtask for many natural language processing applications, such as partial parsing, information retrieval and machine translation. A baseNP is a simple noun phrase that does not contai...

Ngày tải lên: 08/03/2014, 05:20

... language models, dis- criminative language models can achieve more accurate discrimination because they can employ overlapping features and non- local information. However, discriminative language models ... la- tent features than explicit features such as words or phrases, latent features contain essential information for sentence classification. Experimental results show that these pseud...

Ngày tải lên: 08/03/2014, 02:21

... the Association for Computational Linguistics, pages 750–758, Jeju, Republic of Korea, 8-14 July 2012. c 2012 Association for Computational Linguistics A Topic Similarity Model for Hierarchical ... phrase/rule-based paradigm. We therefore propose a topic similarity model to exploit topic information at the synchronous rule level for hierarchical phrase-based trans- lation....

Ngày tải lên: 23/03/2014, 14:20

... Meeting of the Association for Computational Linguistics, pages 1367–1375, Uppsala, Sweden, 11-16 July 2010. c 2010 Association for Computational Linguistics A Unified Graph Model for Sentence-based ... target ‘Avatar’. Although bag-of-word representation achieves good performance in retrieving relevant docu- ments, our study shows that it cannot satisfy the information needs fo...

Ngày tải lên: 20/02/2014, 04:20

... 61–64, Prague, June 2007. c 2007 Association for Computational Linguistics A Joint Statistical Model for Simultaneous Word Spacing and Spelling Error Correction for Korean Hyungjong Noh* Jeong-Won ... candidate ‘ㅇㅓXㄸㅓㅎㄱㅔX’ created from ‘ㅇㅓXㅋㅔX’. Each jaso candidate has its own transition probability, 7 )|(log ' ikik jjP , that is used for calculating . )|( T...

Ngày tải lên: 20/02/2014, 12:20

... Arbor, June 2005. c 2005 Association for Computational Linguistics A Phonotactic Language Model for Spoken Language Identification Haizhou Li and Bin Ma Institute for Infocomm Research Singapore ... dis- criminative ability. Many experiments (Yan and Barnard, 1995; Zissman, 1996) have further at- tested that the n -gram LM score provides more language discriminative inform...

Ngày tải lên: 20/02/2014, 15:20

... training data and the weight vector in about gigabytes of memory. For blocks with neutral orientation , we train a separate model that does not use the orientation model feature or the binary features. ... oriented block seg- mentations . During decoding orientation bi- grams with left orientation are only generated if for the successor block . 3 Localized Block Model and Discrimin...

Ngày tải lên: 20/02/2014, 15:20