Báo cáo khoa học: "GENERALIZED CHART ALGORITHM: AN EFFICIENT PROCEDURE FOR COST-BASED ABDUCTION ATR" ppt

... GENERALIZED CHART ALGORITHM: AN EFFICIENT PROCEDURE FOR COST-BASED ABDUCTION Yasuharu Den ATR Interpreting Telecommunications Research ... language understanding. Figure 3 provides the rules for spo- ken Japanese understanding, with which the sentence (1) is parsed and interpreted. They include the pragmatic, semantic and ... derivation steps in TD and HD, and the number of passive and active edges in GCF and GCO. The decimals in parentheses show the ratio of the performance of each method to the performance of TD. The...

Báo cáo khoa học: "The Treegram Index An Efficient Technique for Retrieval in Linguistic Treebanks" docx

... Treegram Index An Efficient Technique for Retrieval in Linguistic Treebanks Hans Argenton and Anke Feldhaus Infineon Technologies, DAT CIF, Postbox 801709, D-81617 Miinchen hans.argenton@infineon.com ... (MT, henceforth) are a common and well-understood data struc- ture for describing hierarchical linguistic information. With the availability of large treebanks, retrieval techniques for highly ... VENONA retrieval system, which handles the BH t (Biblia Hebraica transeripta) treebank comprising 508,650 phrase struc- ture trees with maximum degree eight and maximum height 17, containing...

Tài liệu Báo cáo khoa học: "Generalized Hebbian Algorithm for Incremental Singular Value Decomposition in Natural Language Processing" potx

... decomposition;Gorrell and Webb (Gorrell and Webb, 2005)discuss using eigen decomposition to performLSA, and demonstrate LSA using the Gen-eralized Hebbian Algorithm in its unmodiﬁedform. Sanger (Sanger, ... shadowany lower-ranked Um(m > n) by removing itsprojection from the input Ajin order to assureboth orthogonality and an ordered ranking of99the resulting eigenvectors. Sanger’s ﬁnal for- mulation ... left and right singular vectorscaand cbhave settled (which will become moreaccurate over time) and that data vectors aand b outer-product and sum to M.100Inserting 9 and 10 into 7 and...

Báo cáo khoa học: "Graph Branch Algorithm: An Optimum Tree Search Method for Scored Dependency Graph with Arc Co-occurrence Constraints" potx

... syntactic-labelWPP DG(Wang and Harper, 2004), semantic-labelconcept DG(Harada and Mizuno, 2001).2.3 Well-formedness Constraints and GraphSearch AlgorithmsThere can be a variety of well-formedness con-straints ... 1,fly/n2,like/p2,like/v3 ,an/ det 4,arrow/nrootrt29rt32rt31Figure 3: Scored dependency forest2.5 Semantic Dependency Graph (SDG)The SDG is a semantic-label word DG designed for Japanese sentence analysis. ... con-straints from very basic and language-independentconstraints to speciﬁc and language-dependentconstraints. This paper focuses on the followingfour basic and language-independent constraintswhich...

Tài liệu Báo cáo khoa học: "ModelTalker Voice Recorder – An Interface System for Recording a Corpus of Speech for Synthesis" ppt

... priority for these in-dividuals, almost equally important is the naturalness and individuality one associates with one’s own voice. Individuals with difficulty speak-ing can be any age, gender, and ... a text and an audito-ry version of the utterance. 1.2.3 Recording Feedback Once an utterance has been recorded, the user rece-ives feedback on the overall quality of the utter-ance. Specifically, ... within an acceptable range. This feedback mechan-ism also helps to eliminate cases in which the sys-tem is unable to accurately track the pitch of an utterance. In these cases, the utterance...

Báo cáo khoa học: Structural recognition of an optimized substrate for the ephrin family of receptor tyrosine kinases pot

... ligand and theEPH RTKs are attractive drug targets for diseases inti-mately connected with pathological cell contact,including many types of cancers; tumorigenic growth,invasiveness and angiogenic ... multiple contactsbetween kinase and substrates; in particular, two residues undergo confor-mational changes and by mutation are found to be important for substratebinding and turnover. In addition, ... activity EphA3conformation (2QOQ); orange and blue, twointermediate activity conformations (2QOBand 2GSF); pink, a higher activity conforma-tion (2QO9); red, a high activity conforma-tion (2QOC)....

Báo cáo khoa học: "TENSE GENERATION IN AN INTELLIGENT TUTOR FOR FOREIGN LANGUAGE TEACHING: SOME ISSUES IN THE DESIGN OF THE VERB EXPERT" pot

... TENSE GENERATION IN AN INTELLIGENT TUTOR FOR FOREIGN LANGUAGE TEACHING: SOME ISSUES IN THE DESIGN OF THE VERB EXPERT Danilo FUM (*), Paolo Giangrandi(°), Carlo Tasso (o) (*) Dipartimento ... Intelligence techniques for developing very sophisticated systems, called Intelligent Tutoring Systems, in the specific domain of foreign language teaching (Barchan, Woodmansee, and Yazdani, 1985; Cunningham, ... generation and of intelligent tutoring systems for language teaching. 2. THE TENSE GENERATION PROBLEM An important part of the meaning of a sentence is constituted by temporal information....

Tài liệu Báo cáo khoa học: "Types of Common-Sense Knowledge Needed for Recognizing Textual Entailment" ppt

... decisions, synonymy, andhypernymy. These phenomena are well-known tobe important to language understanding and RTE(Mirkin et al., 2009; Roth and Sammons, 2007).Many synonymy and hypernymy databases ... κ handles more than two annotators, unlike themore familiar Cohen’s κ.330tions and all categories. Separately, we also computeκ once for each category C, by treating all annota-tions for ... which of theseforms is intended, but for annotators quickly read-ing through the proofs, the two kinds of knowledgecan look superﬁcially very similar, and the annota-tors can become confused.The...

Tài liệu Báo cáo khoa học: "Bilingually Motivated Domain-Adapted Word Segmentation for Statistical Machine Translation" pptx

... seg-menter2and Stanford segmenter version 2006-05-113. Both ICTCLAS and Stanford segmentersutilise machine learning techniques, with HiddenMarkov Models for ICT (Zhang et al., 2003) andconditional ... Centre for High-End Computing.10We would like to thank the re-viewers for their insightful comments.ReferencesSatanjeev Banerjee and Alon Lavie. 2005. METEOR: An automatic metric for MT ... enough for this domainwhere the vocabulary tends to be large. We canalso observe that the ICT and Stanford segmenterconsistently outperform the LDC segmenter. Evenusing 3M sentence pairs for...

Báo cáo khoa học: "Automatic Induction of Finite State Transducers for Simple Phonological Rules" pptx

... subsequential transducer for the English flapping rule in 1 is shown in Figure 1; an underlying t is realized as a flap after a stressed vowel and any number of r's, and before an unstressed ... underlying forms as input and generate surface forms as output. The algorithm for learning them is an extension of the OSTIA algorithm for learning general subsequential finite state transduc- ... Induction of Finite State Transducers for Simple Phonological Rules Daniel Gildea and Daniel Jurafsky International Computer Science Institute and University of California at Berkeley {gildea,jurafsky}...

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