Tài liệu Báo cáo khoa học: "At-Least-N Voting Improves Recall for Extracting Relations" pdf

... LAS and UAS for different models. on adding the features (row b) shows that the feed forward inference procedure for ISBNs relies heav- ily on these feature connections to compensate for the lack ... different sub-decisions. For instance, for the action Left-Arc, W RBM consists of RBM weights between the la- tent vector and the sub-decisions: “Left-Arc” and “Label”. Similarly, for...

Ngày tải lên: 20/02/2014, 04:20

... Parsing for Machine Translation Michel Galley Computer Science Department Stanford University Stanford, CA 94305-9020 mgalley@cs.stanford.edu Christopher D. Manning Computer Science Department Stanford ... of projective dependency trees, would yield poor performance. That is not the case: dependency accuracy for non- projective parsing is 90.2% for English (McDon- ald et al., 2005b), on...

Ngày tải lên: 20/02/2014, 07:20

... performed about the same as random selection for the NE task, while for the parsing task extrinsic selection per- formed markedly worse. This shows that examples that were very informative for ... were not that informative for the parse learner. 2.3 Protocols for Multi-Task AL Obviously, we can expect one-sided selection to per- form better for the reference learner (the one for...

Ngày tải lên: 20/02/2014, 09:20

... structured in XML formats, as well as binary formats more adequate to efficient processing; the required format con- verters are included in the platform. The grammar formalism allows for the combination ... cov- erage for French and English, originating from the former LADL 1 , will be distributed with the plat- form under LGPL-LR 2 license. The platform aims to be a generalist base for...

Ngày tải lên: 20/02/2014, 12:20

... Previous Work Techniques for exploiting stochastic context-free grammars for language modeling have been ex- plored for more than a decade. Early approaches included algorithms for efficiently calculating ... large quantity of text data. See (Chen and Goodman, 1998) for an overview of estimation techniques for n-gram models. This paper describes a method for incorporating syntact...

Ngày tải lên: 20/02/2014, 15:20

... to a U.N. embargo. b. But states like Rwanda before its present crisis would still be able to legally buy arms. (1) a. South Africa can afford to forgo sales of guns and grenades b. because it ... square brackets stand for text span boundaries, and the other words and punctuation marks stand for the cue phrases that we used in order to extract dis- course relation examples. For example,...

Ngày tải lên: 20/02/2014, 21:20

... pages 460–466, Sydney, July 2006. c 2006 Association for Computational Linguistics Minority Vote: At-Least-N Voting Improves Recall for Extracting Relations Nanda Kambhatla IBM T.J. Watson Research ... course, the rise in recall is at the expense of a loss of precision. Overall, At-Least-N for intermediate ranges of N (N=5 for English and Chinese and N=2 for Arabic) perfo...

Ngày tải lên: 20/02/2014, 12:20

... electrode. For starch extraction, pellets for ethanol extraction were solubilized by heating them to 95 °Cin0.5m NaOH for 30 min. After acidification with 1 m CH 3 COOH, the suspension was digested for ... pattern search method for bound constrained gloabal optimiza- tion. J Glob Optim 39 , 197–219. 34 Schmidt H & Jirstrand M (2006) Systems Biology Tool- box for MATLAB: a compu...

Ngày tải lên: 14/02/2014, 22:20

... systems biology. BMC Bioinform (Under consideration). 31 Swainston N, Jameson D, Li P, Spasic ´ I, Mendes P & Paton NW (2010) Integrative information management for systems biology. Data ... Rojas 2 1 Manchester Centre for Integrative Systems Biology, University of Manchester, UK 2 Heidelberg Institute for Theoretical Studies, Germany 3 Virginia Bioinformatics Institute, Virginia .....

Ngày tải lên: 18/02/2014, 04:20

... are required presynaptically for the forma- tion of synaptic vesicles [56] and postsynaptically for the clustering and stability of receptors [57]. These findings argue for a prominent role of SREBP-2 ... peripheral nerve [3,9,21] suggest an important role for SREBPs in determining myelin fatty acid composition, and therefore fatty acyl components for membrane phospholipids. Unlike t...

Ngày tải lên: 18/02/2014, 13:20