Tài liệu Báo cáo khoa học: "A Phrase-based Statistical Model for SMS Text Normalization" ppt

... 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. We calculate scores for sentences ... hierarchical model and re- gression model to score sentences in new docu- ments, eliminating the need for building a genera- tive model for new document clusters. 3 Summ...

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 ... transition unit, and build an Eojeol transition pattern dictionary for these special cases. 3 A Joint Statistical Model for Word Spacing and Spelling Error Correction 3...

Ngày tải lên: 20/02/2014, 12:20

... right context. Similarly, we derive the trigram statistics from the t1(#,t2) t2(t1,t3) t3(t2,t4) t4(t3,#) to account for left and right contexts. The # sign is a place holder for free context. ... n-character slice for text categorization by lan- guage (Cavnar and Trenkle, 1994) and Phone Rec- ognition followed by n-gram Language Modeling, or PRLM (Zissman, 1996) . Orthographic...

Ngày tải lên: 20/02/2014, 15:20

... 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 ... performance. In this paper, we propose a sentence-based ap- proach based on a new information representa- tion, namely topic-sentiment word pair, to cap- ture intra-sentence contextual infor...

Ngày tải lên: 20/02/2014, 04:20

... 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 in performance for the detection ... consistently outper- forms the PCFG model on this metric, as for UAS, and BAS. Concerning the other metrics, as the number of k-best candidates increases, the PCFG model outpe...

Ngày tải lên: 20/02/2014, 04:20

... @us.ibm.com Abstract In this paper, we present a 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 ... blocks for for which . 560 4 Online Training of Maximum-entropy Model The local model described in Section 3 leads to the fol- lowing abstract maximum entro...

Ngày tải lên: 20/02/2014, 15:20

... cues for repair processing. Discussion In this paper, we have presented a"speech-first" model, the Repair Interval Model, for studying repairs in spon- taneous speech. This model ... AROA Air Travel Information System (ATIS) database. Our results are interpreted within our "speech-first" framework for investigating repairs, the REPAIR IN- TERVAL MODEL (...

Ngày tải lên: 20/02/2014, 21:20

... experiment 2 for hexoses (black) and sucrose (grey). Doc. S1a. Model structure of C24. Doc. S1b. sbml format of model structure of C24. Doc. S2a. Model structure of Rsch. Doc. S2b. sbml format of model ... variation of the model parameters. The identification process was performed with a particle swarm pattern search method for bound constrained global opti- mization, as describe...

Ngày tải lên: 14/02/2014, 22:20

... target for prey capture. However, the genetic information for ÔunderdevelopedÕ a-conotoxins targeting other nAChR subtypes might still be present in the snails and could supply novel ligands for ... size of these calyx- like synapses makes the chick ciliary ganglion an attractive model for studying synaptic mechanisms. At least five different nAChR genes, a3, a5, a7, b2andb4, are exp...

Ngày tải lên: 19/02/2014, 12:20

... 13320 M )1 Æcm )1 [16]. All measurements for unliganded protein were performed in buffer A (10 mM Tris/HCl, 150 mM NaCl, 2 m M dithiothreitol, pH 8.0), but for the complex of protein with Tc, buffer ... process, R is the gas constant, and A is equal to 4.0 for monomer or for nondissociated dimer [19]. Circular dichroism CD measurements were performed on a Jasco-710 spectro- polarimete...

Ngày tải lên: 20/02/2014, 02:21