Báo cáo khoa học: "Parsing and Subcategorization Data" ppt

... utterance segmentation and lack of punctu-ation. Roland and Jurafsky (1998) have suggestedthat there are substantial subcategorization differ-ences between written corpora and spoken cor-pora. ... valuedrops progressively for both WSJ and Switch-board. Again, Roland and Jurafsky (1998) havesuggested that one major subcategorization differ-ence between written and spoken corpora is thatspoken ... arguments and adjuncts. Both SCFs and SCCs have been crucial to NLP tasks. For ex-ample, SCFs have been used for verb disambigua-tion and classiﬁcation (Schulte im Walde, 2000;Merlo and Stevenson,...

Báo cáo khoa học: "Parsing and Subcategorization Data" pot

... utterance segmentation and lack of punctu-ation. Roland and Jurafsky (1998) have suggestedthat there are substantial subcategorization differ-ences between written corpora and spoken cor-pora. ... valuedrops progressively for both WSJ and Switch-board. Again, Roland and Jurafsky (1998) havesuggested that one major subcategorization differ-ence between written and spoken corpora is thatspoken ... Type precision and recall and F-measurerecall and F-measure. Type precision is the per-centage of SCF types that our system proposeswhich are correct according some gold standard and type recall...

Báo cáo khoa học: "PARSING AND DERIVATIONAL EQUIVALENCE" pptx

... distinct normal forms P and Q, then X PandY Q, butP~Q, soX~ Y. 2Suppose P and Q are distinct normal forms and that P Q. Because normal forms only reduce to themselves and P and Q are distinct, ... derivational uniqueness. Combinatory Logic and Combina- tory Grammar Combinatory logic (CL; Curry and Feys, 1958; Curry, Hindley and Seldin, 1972; Hindley and Seldin, 1986) refers to systems which ... handle the problem of parsing and derivational equivalence, and we again note that if derivations are regarded as proofs, the method is an instantia- tion of proof-reduction. Reduction and...

Báo cáo khoa học: "PARSING AND INTERPRETING COMPARATIVES" ppt

... Rayner 87) Banks, A. and Rayner, M., Comparatives in Logic Grammars - Two Viewpoints, Proceedings of the 2rid International Workshop on Natural Language Understanding and Logic Programming, ... Dowty, R.E. Wall and S. Peters, introduction to Montague Semantics D. Reidel, 1982 (Keenan & Stavi 86) Keenan, E.L and Stavi J. Natural Language Determiners, Linguistics and Philosophy ... and English, Garland Publishing Inc., New York, 1985 (Pereira 83) Pereira, F.N.C. Logic for Natural Language Analysis, SKI Technical Note No 275, 1983 (Pollard & Sag 88) C. Pollard and...

Báo cáo khoa học: "PARSING AND FASY" pptx

... prncessability is dominant. Can these two functional demands be recrtnciled? There is in fact no a priori reason to believe that the demands of learnability and parsability are necessarily compatible. ... morphological and phtmological systems, and advances the notion of k.reversibility as the analog of bounded context parsability for such finite state sysiems. 1I IIOUNDED CONTEXT PARSAIflI.ITY AND ... A and learner component C, if A and C disagree on any phrase-marker b generated by B. then they disagree on some phrase-marker b generated by B, with b' ofdegree at most U. Wexler and...

Báo cáo khoa học: "Parsing and Generation as Datalog Queries" doc

... left, λx.λy.M is abbreviated to λxy.M, and α → β → γ stands for α → (β → γ). We refer the readerto Hindley, 1997 or Sørensen and Urzyczyn, 2006 for standardnotions used in simply typed λ-calculus.177S(X1X2):− ... →(e→t)→(e→t)→t,N → e→t}). A rule that has A onthe left-hand side and B1, ,Bnas right-hand sidenonterminals has its left-hand side annotated with awell-formed λ-term M that has type ... grammaticality ofinput strings and for surface realizability of inputlogical forms.With regard to parsing and recognition of in-put strings, polynomial-time algorithms and theLOGCFL upper bound...

Tài liệu Báo cáo khoa học: MicroRNAs and cardiovascular diseases ppt

... disease and that,when miR-1 is overexpressed in normal and infractedrat hearts, this results in a slowed conduction velocity,excessively prolonged repolarization and the inductionof PVCs and ... arrhythmias. On the other hand, blockingmiR-1 function with antisense oligoribonucleotides wasfound to normalize the expression of Cx43 and Kir2.1,prevent QRS and QT prolongation, and reducearrhythmias ... proliferationboth in vitro and in vivo.Another study demonstrated that the angiotensin IItype 1 receptor (AT1R) and miR-155 are coexpressedin endothelial cells and VSMCs, and that miR-155translationally...

Tài liệu Báo cáo khoa học: "Fragments and Text Categorization" pptx

... Fragments and Text CategorizationJan Blaˇt´ak and Eva Mr´akov´a and Luboˇs Popel´ınsk´yKnowledge Discovery LabFaculty of ... which consistsof fragments , . , such that and . The value of dependson the length of the document and on the numberof sentences in the fragments. Let , and denotes the set of possible classes. ... other languages, and also for thefragments method.5.3 fragmentsThis method was successful for classifying English and Czech documents (signiﬁcant on level 99% forEnglish and 95% for Czech)....

Báo cáo khoa học: "Computer and Information Science" ppt

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Báo cáo khoa học: "SITUATIONS AND PREPOSITIONAL PHRASES" pptx

... explaining the general structure of the situation schemata and how they, are rooted in the situation semantics of Barwise and Perry (Barwise and Perry 83). Situation semantics is grounded in a set ... consider here are all attached to a verb (not a noun phrase), and will be divided into two classes: oblique objects and adjuncts (Kaplan and Bresnan 82). An oblique object fills one of the argument ... of arguments. In e.g. the sentence 'Tom handed the book to Anne" the verb handed is a ternary relation with arguments Torn, the book and, one migth say, Anne. However, we will consider...

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