Báo cáo khoa học: "Bayesian Inference for Zodiac and Other Homophonic Ciphers" docx

... Association for Computational Linguistics, pages 239–247, Portland, Oregon, June 19-24, 2011. c 2011 Association for Computational Linguistics Bayesian Inference for Zodiac and Other Homophonic ... Ravi and Kevin Knight University of Southern California Information Sciences Institute Marina del Rey, California 90292 {sravi,knight}@isi.edu Abstract We introduce a novel Bayes...

Ngày tải lên: 07/03/2014, 22:20

... 1–4, Suntec, Singapore, 4 August 2009. c 2009 ACL and AFNLP Variational Inference for Grammar Induction with Prior Knowledge Shay B. Cohen and Noah A. Smith Language Technologies Institute School ... factorized distributions. In other work, soft or hard constraints on the posterior during the E-step have been explored in order to improve performance. For example, Smith and Eisn...

Ngày tải lên: 08/03/2014, 01:20

... source phrase. For example, in Figure 1c we have “hdhh alamlyt” generates “process”. We also have other information such as on the right hand side the next two phrases are “ayda” and “tshyr” or ... source word s i and a target word t j , how many children of s i and t j are aligned together? For exam- ple, “tshyr” and “refers” have 2 aligned children which are “ayda-also” and...

Ngày tải lên: 20/02/2014, 04:20

... contracting xl and x2 to yl, 5. two_sidedistance(xl, Yl ; 0, Y2) be the cost of expanding xl to Y 1 and yg, and 6. two sidedistance(xl, Yl ; x2, yg.) be the cost of merging Xl and xg. and matching ... characters and 0.33 for words, indicating that characters are less noisy than words, and are therefore more suitable for use in align. 7. Conclusions This paper has p...

Ngày tải lên: 20/02/2014, 21:20

... the next section. On the other hand, no schema or other organizing structure consistently accounted for the descrlptmns m the junior encyclopedia texts In looking for other types of organizing ... objects and see whether these strategles are different for naive and experts users. To investigate thus problem, we have looked at texts from encyclopedias {botih adult and...

Ngày tải lên: 21/02/2014, 20:20

... infection and the genetic predisposition of the infected subject [Hilton DA (2006) J Pathol 208, 134– 141]. Therefore, there is a great need for effective therapies for both Alzhei- mer’s disease and ... directly neurotoxic and ⁄ or can promote formation of neuro- fibrillary tangles [7]. Both fibrillar Ab and PrP Sc are capable of forming amyloid deposits. The presence of amyloid de...

Ngày tải lên: 07/03/2014, 10:20

... the presence and absence of 4-ddma-atc. The loop segment 100–105 that switches conformations in other ligand-free and ligand-bound TetR structures is only slightly displaced in ligand-free TetR(K 64 L 135 I 138 ) ... the ligand, the presence of two alternative side chain confor- mations for Asn82 in the 4-ddma-atc-bound structure versus a single conformation in ligand-free TetR(K 64 L...

Ngày tải lên: 16/03/2014, 00:20

... turns. 4 Conclusions and Future Work The BEETLE II system we present was built to serve as a platform for research in computational linguistics and tutoring, and can be used for task- based evaluation ... 2010. c 2010 Association for Computational Linguistics BEETLE II: a system for tutoring and computational linguistics experimentation Myroslava O. Dzikovska and Johanna D....

Ngày tải lên: 17/03/2014, 00:20

... Bodenstab † Kristy Hollingshead ‡ and Brian Roark † † Center for Spoken Language Understanding, Oregon Health & Science University, Portland, OR ‡ University of Maryland Institute for Advanced Computer ... Penn treebank format and (b) after standard transformations have been applied. The black cells in (c) indicate CKY chart cells containing a single-word constituent from the tran...

Ngày tải lên: 17/03/2014, 00:20

... occur in a variety of word forms. Each word form carries two pieces of information: 1) Lexical content and 2) Morphosyntactic properties. For example, the English word form gave ex- presses the ... language and proposes candidate mor- pheme boundaries at every character boundary in every word form in the corpus vocabulary. I call each string before a candidate morpheme boundary a...

Ngày tải lên: 17/03/2014, 06:20