Báo cáo khoa học: "Annealing Structural Bias in Multilingual Weighted Grammar Induction∗" doc

... Linguistics Annealing Structural Bias in Multilingual Weighted Grammar Induction ∗ Noah A. Smith and Jason Eisner Department of Computer Science / Center for Language and Speech Processing Johns Hopkins University, ... improved grammar induction. In Proc. of ACL. D. Klein and C. D. Manning. 2003. Fast exact inference with a factored model for natural language parsing. In NIP...

Ngày tải lên: 17/03/2014, 04:20

... Start- ing with a root non-terminal (z 1 ), rewrite each frontier non-terminal (z i ) using a rule chosen from our grammar expanding z i . Repeat until there are no remaining frontier non-terminals. ... | 3 |e| 3 )) that inference is impractical for real translation data. Proposed solutions to this problem include imposing sentence length limits, using small train- ing corpora and constrain...

Ngày tải lên: 20/02/2014, 07:20

... A, CB a1 is the same atom in the N-terminal cysteine residue in cystine B, CA a2 is the C-terminal cysteine residue in cystine A and CB a2 is the C-terminal cysteine residue in cystine B. A distance ... ion channels (snake neurotoxins), integrin receptors (den- droaspin), enzymes (fasciculins) or G-protein-coupled receptors (GPCRs) interacting with muscarinic toxins. Table 1 also incl...

Ngày tải lên: 07/03/2014, 06:20

... that "HP+Vinf" forms a unit in some structural level before forming the unit "HP + Vinf + suru', considering the existence of such constructions as "lIP+Vinf+ni+nar-u" ... analysis fails to explain the kind of the elements that can operate as a Vinf element in the pattern, which is automatically explained in the proposed framework as will be shown i...

Ngày tải lên: 21/02/2014, 20:20

... aspects of the sign: (v) categorizes signs in lex(ical) and pron(ominal) ones, (iv) in maac(ulin) and fem(inin), in sing(ular) and pl(ural), and introduces values for the 3 persons. (vi) the ... flow of information between functor and argument. This information together with some defined aspects of the information carried by the functor, will be finally inscribed in the result...

Ngày tải lên: 22/02/2014, 10:20

... restrictions imposed to attain decid- ability render it incapable of encoding interesting grammars unaided. But what is the import of such results? This is the question we turn to in the last section ... M' is finite, for its nodes were obtained as a finite union of finite sets. Indeed by making use of lemma 3.1 and the size lemma we can give an upper bound on the size of M&apos...

Ngày tải lên: 22/02/2014, 10:20

... DEALING WITH CONJUNCTIONS IN A MACHINE TRANSLATION ENVIRONMENT Xiuming Huang Institute of Linguistics chinese Academy of Social Sciences Beijing, China* ABSTRACT A set ... coordinator will be called RIGHT-PHRASE. VI CSDC RULES Constraints for determining the grammatical- ness of constructions involving coordinating con- junctions have been suggested by linguists, ... coordinate s...

Ngày tải lên: 01/04/2014, 00:20

... -/i / blaming roaming solving -/i / showing sowing sawing -/i / singing ringing Table 1: A few inflection classes of the Eng- lish verb paradigm pheme boundaries within the same ... lattice in Figure 2 covers: 1) The productive Spanish inflection class for adjectives, a.as.o.os, covering the four cells feminine singular, feminine plural, masculine singular, and masculi...

Ngày tải lên: 17/03/2014, 06:20

... first model induces these clusterings independently for each predicate, exploit- ing the Chinese Restaurant Process (CRP) as a prior. In a more refined hierarchical model, we inject the intuition ... clusters. Each move involves (1) choosing an argument key and (2) deciding on a cluster to reassign it to. This is done by considering all clusters (including cre- ating a new one) and choosing t...

Ngày tải lên: 17/03/2014, 22:20

... approach (Klein and Manning, 2003) consists in adding head information to dependents; words tagged with VBP are then split into classes according to the words that dominate them in the training corpus. Some ... grammatical frame- work, PCW-grammars, on transforming automata to PCW-grammars, and on parsing with PCW- grammars. Section 4 explains the starting point of this process: learning...

Ngày tải lên: 23/03/2014, 19:20