unsupervised semantic role induction with global role ordering
Tài liệu Báo cáo khoa học: "Unsupervised Semantic Role Induction with Global Role Ordering" doc
... generative modelfor unsupervised semantic role induction, which integrates local role assignment deci-sions and a global role ordering decision in aunified model. The role sequence is dividedinto ... Korea, 8-14 July 2012.c2012 Association for Computational Linguistics Unsupervised Semantic Role Induction with Global Role Ordering Nikhil GargUniversity of GenevaSwitzerlandnikhil.garg@unige.chJames ... partial ordering. 1 Introduction Unsupervised semantic role induction has gainedsignificant interest recently (Lang and Lapata,2011b) due to limited amounts of annotated corpora.A Semantic Role...
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Tài liệu Báo cáo khoa học: "Improving Chinese Semantic Role Labeling with Rich Syntactic Features" ppt
... trainreasonable good semantic classifiers. The com-parison between Line 5 and 7 suggests that with parsing errors, automatic parsed syntactic featurescause noise to the semantic role classifiers.4.4 ... se-mantic role labeling. In Proceedings of the22nd International Conference on Computa-tional Linguistics.Weiwei Sun, Zhifang Sui, Meng Wang, and XinWang. 2009. Chinese semantic role labeling with ... information of sub-trees in a givenparse. With help of these new features, our sys-tem achieves 93.49 F-measure with hand-craftedparses. Comparison with the best reported results,92.0 (Xue,...
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Tài liệu Báo cáo khoa học: Differentiation stage-dependent preferred uptake of basolateral (systemic) glutamine into Caco-2 cells results in its accumulation in proteins with a role in cell–cell interaction pptx
... characteristics with human small intestinal cells in their differentiatedstate. Caco-2 cells form a polarized monolayer with junctional complexes and a well-developed brush bor-der with associated ... mml-gluta-mine, trace-labelled with 28.5 kBqặmL)1l-[3H]glutamine tothe apical or basolateral side of the Transwell system. Theopposite side contained DMEM without glutamine. Theuptake of ... l-[2H5]glutamine was delivered from the baso-lateral side compared with the apical side. This phe-nomenon is in close agreement with the uptakeexperiments, where basolateral exposure to glutamineleads...
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Professional ASP.NET 3.5 Security, Membership, and Role Management with C# and VB ppt
... Behavior 712Working with Multiple Providers during GetRoles 714RoleProvider 722Basic Configuration 724Authorization Methods 724Managing Roles and Role Associations 725WindowsTokenRoleProvider 726Summary ... Trust 685Summary 690 Role Manager 69Chapter 14: 1The Roles Class 692The RolePrincipal Class 695The RoleManagerModule 707PostAuthenticateRequest 707EndRequest 711 Role Cache Cookie Settings ... introduced with the Windows Vista operating system as the main Windows web server. The same web server is going to be utilized by Windows Server 2008 with the same features, which means developing with...
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Báo cáo khoa học: Role of Ca2+/calmodulin regulated signaling pathways in chemoattractant induced neutrophil effector functions Comparison with the role of phosphotidylinositol-3 kinase ppt
... and treated without(open symbol) and with 10)10MGM-CSF (closed symbols) to primethe cells. Before initiation of the respiratory burst with 1 lMfMLP,cells were pretreated with DMSO (dimethylsulfoxide), ... cells first primed with GM-CSFinduced a rapid production of ROS. Pre-treatment with W7resulted in a concentration dependent inhibition of ROSproduction, which was also observed with the PtdIns3Kinhibitor ... there is no role forchemoattractants and thus [Ca2+]iin regulating neutrophilapoptosis.Taken together, we have demonstrated that elevations of[Ca2+]iand calmodulin play central roles in...
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Professional ASP.NET 3.5 Security, Membership, and Role Management with C# and VB docx
... inte-grate ASP.NET security with Classic ASP or any other non-managed content through the Inte-grated mode of processing introduced with IIS 7.0. The chapter ends with a detailed discussion on ... ASP.NET features continues, with Chapter 17 dedicated to the ASP.NET AJAX 3.5 security integration with ASP.NET 3.5, showing how to authenticate/authorize users with JavaScript code written ... Classic ASP with ASP.NET 396Passing User Roles to Classic ASP 397Safely Passing Sensitive Data to Classic ASP 398Full Code Listing of the Hash Helper 407Authorizing Classic ASP with IIS 7.0...
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Tài liệu Báo cáo khoa học: "Semantic Taxonomy Induction from Heterogenous Evidence" doc
... they frequently lack the global knowledgenecessary to integrate their predictions into a com-plex taxonomy with multiple relations.Past work on semantic taxonomy induction in-cludes the noun ... ACL, pages 801–808,Sydney, July 2006.c2006 Association for Computational Linguistics Semantic Taxonomy Induction from Heterogenous EvidenceRion SnowComputer Science DepartmentStanford UniversityStanford, ... checking whether s is in the hypernymancestors of l or if it shares a least common subsumer with lwithin 7 steps.idence are implied by adding the single linkH1(continental,airline#n#1);...
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Báo cáo khoa học: "Unsupervised Event Coreference Resolution with Rich Linguistic Features" potx
... expressed as verbs intext and by the semantic roles, orpredicate argu-ments, associated with these events. For example,ARG0 annotates a specific type of semantic role which represents the AGENT, ... ofevoking conceptual structures, or semantic frames,which describe specific situations, objects, orevents (Fillmore, 1982). The semantic roles as-sociated with a word in FrameNet, orframe ele-ments, ... additional semantic features used in our ex-periments are: (1) the semantic frame (FR) evokedby every mention;1and (2) the WNS feature ap-plied to the head word of every semantic role (e.g.,WSA0,...
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Báo cáo khoa học: "Variational Inference for Grammar Induction with Prior Knowledge" pdf
... ExperimentsWe tested our method on the unsupervised learn-ing problem of dependency grammar induction. For the generative model, we used the dependencymodel with valence as it appears in Klein ... leaving part-of-speech tags forthe unsupervised induction of dependency struc-ture, and sentences of length more than 10 wereremoved from the set. We experimented with a Dirichlet prior over the ... empirically, injecting prior knowl-edge improves performance on an unsupervised Chinese grammar induction task.2 Variational Mixtures with ConstraintsOur EM variant encodes prior knowledge in an...
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Báo cáo khoa học: "HAL-based Cascaded Model for Variable-Length Semantic Pattern Induction from Psychiatry Web Resources" pdf
... Similarly, only the semantic patterns with a distance smaller than the average distance of all semantic patterns in the previous stage are preserved to the next stage. By the way, the semantically ... feed-back can also contribute to semantic pattern in-duction in the stage without expert intervention. 5.2 Coverage on Real Data The final results of the semantic patterns are the relevant ... set, of which 39 sentences contain a semantic pattern of length two, 21 sen-tences contain a semantic pattern of length three, and 9 sentences contain a semantic pattern of length four. The...
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Báo cáo khoa học: "Unsupervised Multilingual Grammar Induction" doc
... of multilingual grammar induction in a fully unsupervised setting.We finally note a recent paper which uses pa-rameter tying to improve unsupervised depen-dency parse induction (Cohen and Smith, ... experiments are available athttp://groups.csail.mit.edu/rbg/code/multiling induction. et al., 2009). We focus here on the unsupervised induction of unlabeled constituency brackets. Thistask has been extensively ... AFNLP, pages 73–81,Suntec, Singapore, 2-7 August 2009.c2009 ACL and AFNLP Unsupervised Multilingual Grammar Induction Benjamin Snyder, Tahira Naseem, and Regina BarzilayComputer Science...
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Báo cáo khoa học: "Robust Approach to Abbreviating Terms: A Discriminative Latent Variable Model with Global Information" docx
... variable model, or alter-natively, the label encoding approach with global information. Although the two ap-proaches compete with one another, wedemonstrate that these approaches are alsocomplementary. ... gen-eration with GIB.Model T1AHeu (T05) 47.3MEMM (T05) 55.2DPLVM (*) 57.5Table 5: Results of English abbreviation genera-tion with five-fold cross validation.to the parameters trained without ... number of all P labels preceding thecurrent position. We refer to this method as labelencoding with global information (hereinafter GI).The concept of using label encoding to incorporatenon-local...
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Báo cáo khoa học: "Semantic Class Induction and Coreference Resolution" pptx
... resolver can be improvedusing semantic class knowledge that is au-tomatically acquired from a version of thePenn Treebank in which the noun phrasesare labeled with their semantic classes. Ex-periments ... investi-gating a variety of semantic knowledge sources forcommon noun resolution, such as the semantic rela-tions between two NPs (e.g., Ji et al. (2005)), their semantic similarity as computed ... ofall the Penn Treebank Wall Street Journal articles with the ACE mentions manually identified and an-notated with their SCs. This provides us with a train-ing set that is approximately five times...
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