Báo cáo khoa học: "Text-level Discourse Parsing with Rich Linguistic Features" pdf

... for Computational Linguistics, pages 60–68,Jeju, Republic of Korea, 8-14 July 2012.c2012 Association for Computational LinguisticsText-level Discourse Parsing with Rich Linguistic FeaturesVanessa ... text-level discourse parsing is crucial.Unlike syntactic parsing, where we are almostnever interested in parsing above sentence level,sentence-level parsing is not sufﬁcient for discourse parsing. ... byincorporating rich linguistic features (Section 5.3).In our experiments (Section 6), we also analyze thedifﬁculty with extending traditional sentence-level discourse parsing to text-level parsing, ...

Báo cáo khoa học: "Hierarchical A∗ Parsing with Bridge Outside Scores" pdf

... 348–352,Uppsala, Sweden, 11-16 July 2010.c2010 Association for Computational LinguisticsHierarchical A∗ Parsing with Bridge Outside ScoresAdam Pauls and Dan KleinComputer Science DivisionUniversity ... . , φn with weights w1, . . . , wn, the conclu-sion φ0can be formed with weight g(w1, . . . , wn)and priority p(w1, . . . , wn).These deduction rules are “executed” withina ... coarse grammars to speed up pars-ing without sacriﬁcing optimality. Pauls andKlein (2009) showed that a hierarchy of coarsegrammars outperforms standard A∗ parsing for arange of grammars. HA∗operates...

Tài liệu Báo cáo khoa học: "Transition-based parsing with Conﬁdence-Weighted Classiﬁcation" pdf

... Association for Computational LinguisticsTransition-based parsing with Conﬁdence-Weighted ClassiﬁcationMartin HaulrichDept. of International Language Studies and Computational LinguisticsCopenhagen ... conﬁdence-weightedclassiﬁers with transition-based dependency pars-ing yields results comparable with the state-of-the-art results achieved with Support Vector Machines- with faster training and parsing times. ... work on data-driven depen-dency parsing. The two dominating approacheshave been graph-based parsing, e.g. MST -parsing (McDonald et al., 2005b) and transition-based parsing, e.g. the MaltParser...

Báo cáo khoa học: "Efﬁcient Parsing with Linear Context-Free Rewriting Systems" pdf

... parsing Coarse-to-ﬁne parsing (Charniak et al., 2006) isa technique to speed up parsing by exploiting theinformation that can be gained from parsing with simpler, coarser grammars—e.g., a grammar with a smaller ... our transformations.Figure 8 compares the parsing times of LCFRS with and without the new CFG-CTF method. Thegraph shows a steep incline for parsing with LCFRSdirectly, which makes it infeasible ... focus on the use of LCFRS for parsing with discontinuous constituents. This follows up onrecent work on parsing the discontinuous anno-tations in German corpora with LCFRS (Maier,2010; van...

Báo cáo khoa học: "Bitext Dependency Parsing with Bilingual Subtree Constraints" docx

... Perl.23ateHeHe:1:2-ate:2:0atemeatate:1:0-meat:2:1ate with ate:1:0 -with: 2:1meatthethe:1:2-meat:2:0 with fork with: 1:0-fork:2:1forkaa:1:2-fork:2:0Figure 4: Examples of bigram-subtreesatemeat with ate:1:0-meat:2:1 -with: 3:1ate with ... of Eisner (1996). To usericher second-order information, we also imple-ment parent-child-grandchild features (Carreras,2007) in the MST parsing algorithm.3.1 Parsing with monolingual featuresFigure ... (Carreras, 2007). We call theparser with the monolingual features monolingualparser.3.2 Parsing with bilingual featuresIn this paper, we parse source sentences with thehelp of their translations....

Báo cáo khoa học: "Improving Dependency Parsing with Semantic Classes" pot

... for Computational Linguistics:shortpapers, pages 699–703,Portland, Oregon, June 19-24, 2011.c2011 Association for Computational LinguisticsImproving Dependency Parsing with Semantic Classes ... results from parsing Pennconverter’s output are lower than with other conversions, Johansson and Nugues (2007) claim that this conversion is better suited for semantic processing, with a richer ... semantically-enriched input, where content words had been substituted with their semantic classes. This was done trying to overcome the limitations of lexicalized approaches to parsing (Magerman,...

Báo cáo khoa học: "Simple, Accurate Parsing with an All-Fragments Grammar" potx

... Algorithms for Parsing the DOP Model. In Proceedings of EMNLP.Joshua Goodman. 1996b. Parsing Algorithms andMetrics. In Proceedings of ACL.Joshua Goodman. 2003. Efﬁcient parsing of DOP with PCFG-reductions. ... compaction with negligible overhead in computation.5 Improved Treebank Representations5.1 Character-Level Parsing The all-fragments approach to parsing has theadded advantage that parsing below ... 1098–1107,Uppsala, Sweden, 11-16 July 2010.c2010 Association for Computational LinguisticsSimple, Accurate Parsing with an All-Fragments GrammarMohit Bansal and Dan KleinComputer Science DivisionUniversity...

Báo cáo khoa học: "Language-Independent Parsing with Empty Elements" docx

... for Computational Linguistics:shortpapers, pages 212–216,Portland, Oregon, June 19-24, 2011.c2011 Association for Computational LinguisticsLanguage-Independent Parsing with Empty ElementsShu ... of CKY parsing allowing it to parse a word-lattice instead of a predetermined list of terminals.Lattice parsing adds a layer of ﬂexibility to exist-ing parsing technology, and allows parsing ... jointly with it, not addedin afterwards. Moreover, we expect empty-elementrecovery to improve as the parsing quality improves.Our method makes use of a strong syntactic model,the PCFGs with...

Báo cáo khoa học: "Towards efficient parsing with proof-nets" pdf

... efficient parsing with proof-nets Alain Lecomte GRIL Universit6 Blaise Pascal 63037-Clermont-Ferrand France email: lecomte@ shm.grenet.fr Abstract This paper presents a method for parsing ... method of chart -parsing. Ktnig [1991, 1992] was the first to apply chart -parsing to Lambek calculus. Hepple [1992] has recently improved this application. An obvious difference with the method ... vertices (or trees) instead of the contrary in classical chart- parsing. 1 Introduction In this paper, we present a method for parsing Lambek grammars based on graph-theoretic properties. We...

Tài liệu Báo cáo khoa học: "Resume Information Extraction with Cascaded Hybrid Model" pdf

... pages 499–506,Ann Arbor, June 2005.c2005 Association for Computational LinguisticsResume Information Extraction with Cascaded Hybrid Model Kun Yu Gang Guan Ming Zhou Department of Computer ... attached with labels indicating the information types. Then in the second pass, the detailed information, such as Name and Address, are identified in certain blocks (e.g. blocks labelled with ... Microsoft Research Asia. with two layers. The first layer is composed of consecutive general information blocks such as Personal Information, Education etc. Then within each general information...

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