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speeding up full syntactic parsing

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Báo cáo khoa học: "Speeding Up Full Syntactic Parsing by Leveraging Partial Parsing Decisions" potx

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... 295–300,Sydney, July 2006.c2006 Association for Computational Linguistics Speeding Up Full Syntactic Parsing by Leveraging Partial Parsing DecisionsElliot Glaysher and Dan MoldovanLanguage Computer ... Motivation Syntactic parsing is a computationally intensiveand slow task. The cost of parsing quickly be-comes prohibitively expensive as the amount oftext to parse grows. Even worse, syntactic parsing is ... improve-ments that would speed up syntactic parsing. These are divided into simple software engineer-ing solutions, which are only touched on briefly,and an optimization to the CYK parsing algorithm,which...
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Tài liệu Báo cáo khoa học:

Tài liệu Báo cáo khoa học: "Bayesian Symbol-Refined Tree Substitution Grammars for Syntactic Parsing" pptx

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... Accurate Parsing with an All-Fragments Grammar. In In Proc.of ACL, pages 1098–1107.Phil Blunsom and Trevor Cohn. 2010. UnsupervisedInduction of Tree Substitution Grammars for Depen-dency Parsing. ... PennTreebank parsing task, which is a 7.7 point im-provement over a conventional Bayesian TSGparser, and better than state-of-the-art discrim-inative reranking parsers.1 Introduction Syntactic parsing ... (Johnson, 1998).5.1.2 Training and Parsing For the inference of symbol subcategories, wetrained our model with the MCMC sampler by us-ing 6 split-merge steps for the full training set and 3split-merge...
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Tài liệu Báo cáo khoa học: "Web-Scale Features for Full-Scale Parsing" doc

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... integrate our featuresinto full- scale parsing systems. For dependency parsing, we augment the features in the second-orderparser of McDonald and Pereira (2006). For con-stituent parsing, we rerank ... less than the time required totrain the baseline parsers.4 Parsing ExperimentsOur features are designed to be used in full- sentence parsing rather than for limited decisions about iso-lated ... rerankingfeatures.34.1 Dependency Parsing For dependency parsing, we use thediscriminatively-trained MSTParser4, an im-plementation of first and second order MST parsing models of McDonald et...
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Tài liệu Báo cáo khoa học:

Tài liệu Báo cáo khoa học: "A Tool for Multi-Word Expression Extraction in Modern Greek Using Syntactic Parsing" pdf

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... detailed mor-phosyntactic and semantic information, namely,selectional properties, subcategorization informa-tion, and syntactico-semantic features that arelikely to influence the syntactic analysis.The ... the given syntactic configuration (e.g., for averb-object candidate, the object is postverbal inSVO languages like Greek). Even if the candidateoccurs in corpus in a different morphosyntactic ... morphosyntactic re-alizations, its various occurrences are successfullyidentified as instances of the same type thanks tothe syntactic analysis performed with the parser.4.2 VisualizationThe...
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Báo cáo khoa học: "Applying Explanation-based Learning to Control and Speeding-up Natural Language Generation" potx

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... van Harmelen and Bundy, 1988; Minton et al., 1989) has successfully been applied to control and speeding- up natural language parsing (Rayner, 1988; Samuelsson and Rayner, 1991; Neumann, 1994a; ... types can be grouped into classes represent- ing morpho -syntactic paradigms. These classes de- fine the upper bounds for the abstraction process. In our current system, these upper bounds are ... fully im- plemented and tested with a broad coverage HPSG- based English grammar including more than 2000 fully specified lexical entries. 7 The TDL grammar formalism is very powerful, supporting...
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Báo cáo khoa học: Kinetic hybrid models composed of mechanistic and simplified enzymatic rate laws – a promising method for speeding up the kinetic modelling of complex metabolic networks pptx

Báo cáo khoa học: Kinetic hybrid models composed of mechanistic and simplified enzymatic rate laws – a promising method for speeding up the kinetic modelling of complex metabolic networks pptx

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... characteristics.This supplementary material can be found in theonline version of this article.Please note: Wiley-Blackwell is not responsible forthe content or functionality of any supplementarymaterials supplied ... owing tothe complete occlusion of the hepatic artery) followedby a recovery period with a full oxygen supply. AsTable 4. Ranking of saturation parameters for erythrocyte energymetabolism. Average ... mMPL Hybrid 7.6 3.3 0.3 0.0 2.6 100 100 100 100Fully simplified 38.0 23.9 5.0 0.5 5.1 100 100 100 100MM Hybrid 8.9 3.4 1.4 0.1 2.6 100 100 100 100Fully simplified 50.9 39.1 17.2 19.2 5.3 46 100...
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Báo cáo khoa học: "Joint Evaluation of Morphological Segmentation and Syntactic Parsing" pptx

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... ExperimentsWe aim to evaluate state-of-the-art parsing architec-tures on the morphosyntactic disambiguation of He-brew texts in three different parsing scenarios: (i)Gold: assuming gold segmentation ... Dependency parsing results by MaltParser (MP)and EasyFirst (EF), trained on the treebank converted intounlabeled dependencies, and parsing the entire dev-set.For constituency-based parsing we ... morphological segmen-tation and syntactic parsing using a PCFGLA latticeparser. In Proceedings of ACL.Spence Green and Christopher D. Manning. 2010. BetterArabic parsing: Baselines, evaluations,...
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Tài liệu Báo cáo khoa học:

Tài liệu Báo cáo khoa học: "A Unified Syntactic Model for Parsing Fluent and Disfluent Speech∗" ppt

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... partial words, repair sym-bols3, and interruption point information. While anintegrated system for processing and parsing speechmay use both acoustic and syntactic information tofind repairs, and ... ofthis information about where interruptions occur,this experiment is intended to evaluate the use of theright corner transform and syntactic information on parsing speech repair. To make a fair ... about the transition to an er-ror state is propagated up the tree, in the form of the-UNF tags. As the parsing chart is filled in bottom up, each rule applied is essentially coming out of aspecial...
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Tài liệu Báo cáo khoa học:

Tài liệu Báo cáo khoa học: "Deterministic Parsing of Syntactic Non-fluencies" docx

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... generator. Suppose self-correction bears a one-to-one relationship to a possible action of the generator (initiated by some monitoring component) which could be called ABANDON CONSTRUCT X. And suppose ... this action can be initiated at any time up until CONSTRUCT X is completed, when a signal is returned that the construction is complete. Further suppose that ABANDON CONSTRUCT X causes an ... source of evidence about the nature of syntactic categories. Learnability. If the patterns of self-correction count as evidence about the nature of syntactic categories for the linguist,...
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Tài liệu Báo cáo khoa học:

Tài liệu Báo cáo khoa học: "AN EXTENDED LR PARSING ALGORITHM FOR GRAMMARS USING FEATURE-BASED SYNTACTIC CATEGORIES " pot

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... entries during parsing. 1 Introduction The LR method is known to be a very efficient parsing algorithm that involves no searching or backtracking. However, recent formalisms for syntactic analyses ... AN EXTENDED LR PARSING ALGORITHM FOR GRAMMARS USING FEATURE-BASED SYNTACTIC CATEGORIES Tsuneko Nakazawa Beckman Institute for Advanced ... atomic categories that have been presupposed in the LR method. This paper is an attempt to incorporate feature-based categories into Tomita's extended LR parsing algorithm (Tomita 1986)....
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Báo cáo khoa học:

Báo cáo khoa học: "AN ISLAND PARSING INTERPRETER FOR THE FULL AUGMENTED TRANSITION NETWORK FORMALISM" potx

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... words. VI SOME FUTURE DIRECTIONS FOR RESEARCH A~ Parsing Conjunctions Island parsing appears to offer a promising solution to the problem of parsing written as well as spoken sentences containing ... lower level computation up to the next higher level as the value of the special register '*'. However, LIFTR presents problems with scope clauses in an island parsing ATN interpreter: ... registers whose values depend on them (without engaging in full symbolic execution) is when the higher level sub-network has been fully traversed. There is a special scope specification for...
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Báo cáo khoa học:

Báo cáo khoa học: "An Ensemble Model that Combines Syntactic and Semantic Clustering for Discriminative Dependency Parsing" pptx

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... n-grams.3 The Ensemble ModelA word can have different syntactic or semanticcluster representations, each of which may lead to adifferent parsing model. We use ensemble learning(Dietterich, ... this paper, we construct the base modelsbased on different syntactic/ semantic clusters usedin the features in each model. Our ensemble parsing model is a linear combination of the base models:PARSE(s) ... joint discriminative parsing model. The ensemble approach seems more scal-able though, since we can incrementally add a largenumber of clustering algorithms into the ensemble.4 Syntactic and Semantic...
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Báo cáo khoa học:

Báo cáo khoa học: "Fast Full Parsing by Linear-Chain Conditional Random Fields" docx

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... approach to discriminative full parsing is to convert a full parsing task into a seriesof classification problems. Ratnaparkhi (1997)performs full parsing in a bottom -up and left-to-right manner ... .NP VP .SFigure 4: Chunking, the 4th level.2 Full Parsing by ChunkingThis section describes the parsing framework em-ployed in this work.The parsing process is conceptually very sim-ple. ... Japan{yoshimasa.tsuruoka,j.tsujii,sophia.ananiadou}@manchester.ac.ukAbstractThis paper presents a chunking-based dis-criminative approach to full parsing. Weconvert the task of full parsing into a seriesof chunking tasks and apply a conditionalrandom field...
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Báo cáo khoa học:

Báo cáo khoa học: "Joint Syntactic and Semantic Parsing of Chinese" potx

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... uncertainty about syntactic parsing to be carried forward to semantic parsing but also al-lows useful information from semantic parsing to be carried backward to syntactic parsing. This paper ... parsing. This is done by integrating semantic parsing into the syntactic parsing process. Secondly, various se-mantic role-related features are directly incorpo-rated into the syntactic parsing ... joint syntactic and se-mantic parsing to improve the performance of both syntactic and semantic parsing, in particular that of semantic parsing. Evaluation shows that our integrated parsing...
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