Báo cáo khoa học: "Automatic Induction of a CCG Grammar for Turkish" pptx

... Combinatory Categorial Grammar Combinatory Categorial Grammar (Ades and Steed-man, 1982; Steedman, 2000) is an extension tothe classical Categorial Grammar (CG) of Aj-dukiewicz (1935) and Bar-Hillel ... Proceedings of the ACL Student Research Workshop, pages 73–78,Ann Arbor, Michigan, June 2005.c2005 Association for Computational LinguisticsAutomatic Induction of a CCG Grammar for TurkishRuken ... boostthe performances of statistical parsers from smallamounts of human labeled data.Generalisation of this lexicon using the formalismin Baldridge (2002) would result in a more compactlexicon,...

Báo cáo khoa học: "Automatic Induction of Finite State Transducers for Simple Phonological Rules" pptx

... OSTIA algorithm for learn- ing general subsequential finite state transduc- ers. Although OSTIA is capable of learning arbitrary s f.s.t's in the limit, large dictionaries of actual English ... Automatic Induction of Finite State Transducers for Simple Phonological Rules Daniel Gildea and Daniel Jurafsky International Computer Science Institute and University of California at ... 'dx' a flap, and 'C' any consonant other than 't', 'r' or 'dx'. '#' is the end of string symbol. Figure 3: Result of Merging States 0 and...

Báo cáo khoa học: "Automatic construction of a hypernym-labeled noun hierarchy from text" docx

... would initially require a 50,000 x 50,000 array of values (or a trian- gular array of about half this size). With our current hardware, the largest array we can comfortably handle is about 100 ... they approximated this data by just looking at the nearest NP on each side of a particular NP. Roark and Charniak (1998) built on that work by actu- ally using conjunction and appositive data ... phrase we can extract that Z is likely a hypernym for both X and Y. This data is extracted from the parsed text, and for each noun we construct a vector of hypernyms, with a value of i if a...

Báo cáo khoa học: "AUTOMATIC ACQUISITION OF A LARGE SUBCATEGORIZATION DICTIONARY FROM CORPORA" doc

... learning a foreign language. A subcategorization frame is a statement of what types of syntactic arguments a verb (or ad- jective) takes, such as objects, infinitives, that- clauses, participial ... slightly (a few repeated typos made it in, such as acknowl- ege, a few oddities such as the spelling garontee as a 'Cajun' pronunciation of guarantee and a few cases of mistakes ... corpora of unrestricted text: 1. Dictionaries with subcategorization information are unavailable for most languages (only a few recent dictionaries, generally targeted at non- native speakers,...

Tài liệu Báo cáo khoa học: "Automatic Extraction of Lexico-Syntactic Patterns for Detection of Negation and Speculation Scopes" pdf

... state -of- the-art machinelearning systems. Additionally, the intuitiveand linguistically motivated rules will allow for manual adaptation of the rule set to newdomains and corpora.1 MotivationInformation ... 35.92, and65.55 for clinical texts, papers, and abstracts respec-tively.Morante and Daelemans have also developed a metalearner for identifying the scope of negation(200 9a) . Results of the negation ... (exact match).6 Related WorkInterest in the task of identifying negation and spec-ulation scopes has developed in recent years. Rele-vant research was facilitated by the appearance of a publicly...

Tài liệu Báo cáo khoa học: "Automatic Collection of Related Terms from the Web" pptx

... col-lect technical terms that are related to natural lan-guage processing, such as morphological analysis,parsing, information retrieval, and machine transla-tion. The target application of the method ... Automatic Collection of Related Terms from the WebSatoshi Sato and Yasuhiro SasakiGraduate School of InformaticsKyoto UniversitySakyo, Kyoto, 606-8501Japansato@i.kyoto-u.ac.jp, sasaki@pine.kuee.kyoto-u.ac.jpAbstractThis ... is auto-matic or semi-automatic compilation of a glossary ortechnical-term dictionary for a certain domain. Re-cursive application of the method enables to collect a list of terms that are...

Báo cáo khoa học: "The Design of a Computer Language for Linguistic Information" ppt

... syntactic, and semantic information, and one operation unification on this representation. By way of example, we present a trivial grammar for a fragment of English with a lexicon associating ... structs Clearly, the bare PATR-II formalism, as it was pre- sented in Section 2.1, is sorely inadequate for any major attempt at building natural-language grammars because of its verbosity and redundancy. ... Denotational Semantics One reason for maintaining the simplicity of the bare PATR-II formalism is to permit a clean semantics for the language. We have provided a denotational semantics for PATR-ll...

Báo cáo khoa học: "Automatic Acquisition of English Topic Signatures Based on a Second Language" potx

... of the most inﬂuential newspaperin mainland China. It maintains a vast database of news stories, available to search by the public.Among other reasons, we chose this website be-cause its articles ... of the training stage, for eachsense, a sense vector was produced. Then we lem-matised the test data and extracted a set of contextvectors for all instances in the same way. For eachinstance ... Topic signatures can be useful in a number of Natural Language Process-ing (NLP) applications, such as WordSense Disambiguation (WSD) and TextSummarisation. Our method takes ad-vantage of the...

Báo cáo khoa học: "Automatic Adaptation of Annotation Standards: Chinese Word Segmentation and POS Tagging – A Case Study" potx

... Proceedings of the 47th Annual Meeting of the ACL and the 4th IJCNLP of the AFNLP, pages 522–530,Suntec, Singapore, 2-7 August 2009.c2009 ACL and AFNLPAutomatic Adaptation of Annotation Standards:Chinese ... Segmentation and Tagging asCharacter ClassiﬁcationBefore describing the adaptation algorithm, wegive a brief introduction of the baseline characterclassiﬁcation strategy for segmentation, as ... devotedto manual treebank adaptation, where they adaptPTB to other grammar formalisms, such as suchas CCG and LFG (Hockenmaier and Steedman,2008; Cahill and Mccarthy, 2007). However, theyare heuristics-based...

Báo cáo khoa học: "Automatic Part-of-Speech Tagging for Bengali: An Approach for Morphologically Rich Languages in a Poor Resource Scenario" pdf

... Morphologically Rich Languages in a Poor Resource Scenario Sandipan Dandapat, Sudeshna Sarkar, Anupam Basu Department of Computer Science and Engineering Indian Institute of Technology Kharagpur ... instead of using only for rare words as is described in Ratnaparkhi (1996). This can be explained by the fact that due to small amount of annotated data, a significant number of instances ... 20K and 40K words) of the training data to understand the relative perform-ance of the models as we keep on increasing the size of the annotated data. 3.1 Training Data The training data includes...

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