Báo cáo khoa học: "Importance of linguistic constraints in s

Báo cáo khoa học: "Importance of linguistic constraints in statistical dependency parsing" ppt

... in- corporating linguistic constraints in statistical dependency parsing. We consider a simple linguistic constraint that a verb should not have multiple subjects/objects as its children in the dependency ... handling these kind of linguistic constraints using integer programming approaches (Riedel et al., 2006; Bha- rati et al., 2008). In these approaches depen...

Ngày tải lên : 07/03/2014, 22:20

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Báo cáo khoa học: "FACTORIZATION OF LANGUAGE CONSTRAINTS IN SPEECH RECOGNITION" pptx

... number of operations grows linearly with the number of arcs in the decoding network. As the overall number of arcs in the decoding network is a linear function of the number of ares in the ... of the constraints at each level of knowledge for making hard decisions. For instance, in modular systems there is an explicit segmentation into phones during an early st...

Ngày tải lên : 08/03/2014, 07:20

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Báo cáo khoa học: "USE OF HERRISTIC KNOWLEDGE IN CHINNESE LANGUAGE ANALYSIS" ppt

... by the following principles: a) Kind of fragment Some kinds of fragments, for example, com- pound verbs involving "~", occur more often than others and are accordingly given higher ... next. The resulting combination (fl,f3) is correct. Fig.3 shows the parsing result obtained by computer in our preprocessing subsystem. 4. PRIORITY In the preprocessing, we determine...

Ngày tải lên : 08/03/2014, 18:20

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Tài liệu Báo cáo khoa học: "Neutralizing Linguistically Problematic Annotations in Unsupervised Dependency Parsing Evaluation" doc

... Parsing. In Proc. of ACL. Valentin I. Spitkovsky, Hiyan Alshawi, Daniel Jurafsky and Christopher D. Manning, 2010c. Viterbi training improves unsupervised dependency parsing. In Proc. of CoNLL. Qin ... Dekang Lin, 2005. Strictly Lexical Dependency Parsing. In IWPT. Qin Iris Wang, Colin Cherry, Dan Lizotte and Dale Schu- urmans, 2006. Improved Large Margin Dependency Parsing vi...

Ngày tải lên : 20/02/2014, 04:20

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Tài liệu Báo cáo khoa học: "Concise Integer Linear Programming Formulations for Dependency Parsing" pptx

... elim- inate the need for cycle constraints; in fact, they require only a polynomial number of constraints. Not only does our model allow expert knowledge to be injected in the form of constraints, ... current understanding of the computational nature of non- projective parsing algorithms for both learning and inference within the data-driven setting. We start by investigating...

Ngày tải lên : 20/02/2014, 07:20

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Báo cáo khoa học: "Importance of Pronominal Anaphora resolution in Question Answering systems" pot

... SelectingAntecedent ( INPUT L: ListOfCandidates, OUTPUT Solution: Antecedent ) Apply restrictions to L with a result of L1 Morphologic agreement C-command constraints Semantic consistency Case of: NumberOfElements ... the verb of the anaphor more than once 7) Preference for indefinite NPs. Case of: NumberOfElements (L2) = 1 Solution = TheFirstOne (L2) NumberOfElements (L2) > 1...

Ngày tải lên : 08/03/2014, 05:20

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Báo cáo khoa học: Importance of tyrosine residues of Bacillus stearothermophilus serine hydroxymethyltransferase in cofactor binding and L-allo-Thr cleavage Crystal structure and biochemical studies pot

... present in Y51F bsSHMT at the position corresponding to the hydroxyl of Y51. The change in the orientation of F51 in the mutant induces a corresponding change in the orientation of the phenyl ring of ... k max value of the internal aldimine (396 nm), a decrease in the rate of reduction with NaCNBH 3 and a loss of the intermediate in the interaction with methoxyamine...

Ngày tải lên : 16/03/2014, 06:20

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Báo cáo khoa học: Importance of the gating segment in the substrate-recognition loop of pyranose 2-oxidase pptx

... can bind in two productive binding modes. On the basis of the in silico modelling of glu- cose, we have suggested that these two binding modes are related by a 180° rotation about an axis running through ... breakdown products of ligninolysis by wood- degrading basidiomycetes [8] and, as a result of benzo- quinone reduction comprising an important part of extracellular quinone r...

Ngày tải lên : 29/03/2014, 09:20

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Tài liệu Báo cáo khoa học: Role of Kupffer cells in pathogenesis of sepsis-induced drug metabolizing dysfunction pptx

... shown that interactions between KCs and endotoxin comprise the initiating event lead- ing to hepatotoxicity in liver injury, including endotox- emia and ischemia ⁄ reperfusion injury [14]. In our studies, ... mediator of lethal sepsis, triggering the production of proinﬂammatory cytokines and liver injury [13]. Therefore, the present study aimed to elucidate the role of KCs in the...

Ngày tải lên : 14/02/2014, 18:20

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Tài liệu Báo cáo khoa học: Interruption of triacylglycerol synthesis in the endoplasmic reticulum is the initiating event for saturated fatty acid-induced lipotoxicity in liver cells pdf

... long-chain saturated fatty acids (SFAs) led to increased expression of proin- ﬂammatory cytokines, inhibition of insulin signaling, induction of endoplasmic reticulum (ER) stress, and promotion of ... elevations in the expression of activating transcription factor 4 (ATF4) and of CCAAT⁄ enhancer-binding protein homologous protein (CHOP) proteins downstream of eIF2a were observ...

Ngày tải lên : 14/02/2014, 22:20

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