Báo cáo khoa học: "An Unsupervised Morpheme-Based HMM for Hebrew Morphological Disambiguation" pdf

... (2006) per- formed better for 5 out of the 13 words where as SenseClusters performed better for 9. The unigram feature set with gap cluster stopping returned the highest overall accuracy for SenseClusters. ... d d and e e have a corresponding CUI defini- tion for each of their possible concepts therefore the accuracy for CUI and CUI→ would be the same for these datasets and is not...

Ngày tải lên: 31/03/2014, 00:20

... their IO formats are described in a compre- hensive documentation available upon download. Flexibility. The system is general-purpose, and suited for any TE corpus provided in a simple XML format. ... inferences involved in a variety of practical NLP applications including Question Answering, Information Re- trieval, Information Extraction, Document Sum- marization, and Machine Translation....

Ngày tải lên: 17/03/2014, 00:20

... ACL, pages 665–672, Sydney, July 2006. c 2006 Association for Computational Linguistics An Unsupervised Morpheme-Based HMM for Hebrew Morphological Disambiguation Meni Adler Department of Computer ... Center for Computer Sciences, and by the Knowledge Center for Hebrew Processing, Israel Sci- ence Ministry. of annotated corpora in Hebrew 1 , there is still not enough da...

Ngày tải lên: 23/03/2014, 18:20

... framework for spec- ifying compositional nonparametric Bayesian models. Advances in Neural Information Processing Systems, 19:641. Philipp Koehn et al. 2007. Moses: Open source toolkit for statistical ... pages 632–641, Portland, Oregon, June 19-24, 2011. c 2011 Association for Computational Linguistics An Unsupervised Model for Joint Phrase Alignment and Extraction Graham Neubig 1...

Ngày tải lên: 20/02/2014, 04:20

... An Unsupervised Approach to Recognizing Discourse Relations Daniel Marcu and Abdessamad Echihabi Information Sciences Institute and Department of Computer Science University of Southern California 4676 ... 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. becau...

Ngày tải lên: 20/02/2014, 21:20

... + (*, N 1 , P, *) + (*, *, P, N 2 ) For example, the attachment scores for (eat, salad, with, fork) are VScore(eat, with, fork) = -3.47 and NScore(salad, with, fork) = -4.77. The model correctly ... bread, meat, cake, bean, … FORK eat with fork spoon, knife, finger FORK salad with fork top k = 2 scores are shown in these tables. We have: VScore' (eat, with, fork) = max(S V , S N 2 V...

Ngày tải lên: 08/03/2014, 05:20

... massive hu- man effort and hence prevent information extrac- tion from becoming more widely applicable. In order to minimize the huge manual effort in- volved with building information extraction ... learning module (PL) that is able to learn patterns for extracting entities. However, it is unsuitable for learning patterns for relations. Hence, for extracting rela- tions KnowItAll...

Ngày tải lên: 23/03/2014, 18:20

... POS-tagger 136 does not perform with perfect accuracy particularly on data containing foreign inclusions. Providing the tagger with this information is therefore not neces- sarily useful for this task, especially ... June 2005. c 2005 Association for Computational Linguistics An Unsupervised System for Identifying English Inclusions in German Text Beatrice Alex School of Informatics...

Ngày tải lên: 23/03/2014, 19:20

... statistical model for determining the at- tachment of ambiguous coordinate phrases (CP) of the form nl p n2 cc n3. The model pre- sented here is based on JAR98], an unsupervised model for determining ... able for training. Such a model is useful only for languages in which annotated corpora are available. Because an unsupervised model does not rely on such corpora it may be...

Ngày tải lên: 23/03/2014, 19:20

... Chapter of the Association for Computational Linguistics, pages 787–797, Avignon, France, April 23 - 27 2012. c 2012 Association for Computational Linguistics An Unsupervised Dynamic Bayesian ... has been for the purpose of informing the design of more natural spoken dialogue systems (Levitan et al., 2011). The practical goal of our work is to measure the social processes themselves,...

Ngày tải lên: 31/03/2014, 21:20