Báo cáo khoa học: "A STRUCTURED REPRESENTATION OF WORD-SENSESIR OR SEMANTIC ANALYSIS" pdf

... (]cntcr ABSTRACT A framework for a structured representation of semantic knowledge (e.g. word-senses) has been defined at the IBM Scientific Center of Roma, as part of a project on Italian ... deals with definition of knowledge structures for semantic analysis. Basically, the semantic processor collsi,qs of: 1. a dictionary of word definitions. 2. a parsing algorithm. We here restrict ... understanding. BORIS was designed to understand as deeply as possible a limited number of stories. A first prototype of BORIS can successfully answer a variety of questions on divorce stories; an...

Báo cáo khoa học: "A Probabilistic Model of Syntactic and Semantic Acquisition from Child-Directed Utterances and their Meanings" pot

... fastlearning of rare words later in learning correlateswith observations of word learning in children.7.3 Word Order LearningFigure 6 shows the posterior probability of thecorrect SVO word order ... acquisition of auniﬁcation-based generalised categorial gram-mar. Technical Report UCAM-CL-TR-533,University of Cambridge, Computer Labora-tory.Wong, Y. W. and Mooney, R. (2006). Learning for semantic ... forﬁrst language acquisition. Technical ReportUCAM-CL-TR-675, University of Cambridge,Computer Laboratory.Carey, S. and Bartlett, E. (1978). Acquring a sin-gle new word. Papers and Reports...

Báo cáo khoa học: "A Structured Model for Joint Learning of Argument Roles and Predicate Senses" pot

... ·Φk(x, p, A ).2.1 Factors of the ModelWe deﬁne four types of factors for the model.Predicate Factor FPscores a sense of p, anddoes not depend on any arguments. The scorefunction is deﬁned ... incorporating FP Aand FGworked well. Al-though incorporating either of FP Aand FGpro-vided improvements of +0.13 and +0.18 on av-erage, adding both factors provided improvements of ... beam-search algorithm, and the number of N-bests wasset to N = 64. For learning of the joint model, theloss function ρ(yt, y) of the Passive-AggressiveAlgorithm was set to the number of incorrect...

Tài liệu Báo cáo khoa học: A functional polymorphism of apolipoprotein C1 detected by mass spectrometry docx

... taken of each fractionshowed that the majority of change occurred betweenfractions 3 and 8.Selective incorporation of other protein isoforms inVLDLs compared with HDLs was not observed. Forexample, ... 9713, an unidentiﬁed form of ApoC3(22) ⁄ ApoC3-2, s). Error bars represent the standard deviation of three measurements. For clarity, only one set of error bars areshown for the ApoC3 variants. ... removal of mass appropriate for theexpected N-terminal residue of each component,and ⁄ or C-terminal degradation by carboxypeptidasewith removal of mass appropriate for the expected res-idues of...

Tài liệu Báo cáo khoa học: A novel type of highly negatively charged lipooligosaccharide from Pseudomonas stutzeri OX1 possessing two 4,6-O-(1-carboxy)-ethylidene residues in the outer core region ppt

... the lipid A backbone. Theouter core is more variable than the inner part, usuallyresulting in two outer core glycoforms. However, thearchitecture of the outer core is common, with a GalNresidue ... strains harboring mutationsin the genes encoding enzymes of the biosynthesis and /or the transfer of the O-speciﬁc polysaccharide [12,13].The core region from both smooth and rough forms of enteric ... (Hep), and an outer core, which contains commonsugars. It is worth noting that the core oligosaccharide of LOSs has been reported to play a role in the interaction of the microorganism with the...

Tài liệu Báo cáo khoa học: A kinetic model of the branch-point between the methionine and threonine biosynthesis pathways in Arabidopsis thaliana doc

... competekinetically for their common substrate, phosphohomoserine(Phser), in chloroplasts [9–11]. CGS catalyses the formation of cystathionine, the precursor of methionine, by condensa-tion of Phser and ... vivo or in complete systems in vitro, supportedthis assumption [31]. As TS activity is inhibited by AMPin vitro some authors denied a physiological importance forthe allosteric activation of ... Gallagher for the correction of the English. Thiswork was supported by BayerCropScience 14–20 Rue Pierre Baizet69263 Lyon cedex 09 (France).References1. Kacser,H.(1983)Thecontrolofenzymesystemsin...

Tài liệu Báo cáo khoa học: A possible role of mitochondria in the apoptotic-like programmed nuclear death of Tetrahymena thermophila Takashi Kobayashi and Hiroshi Endoh docx

... macro-nucleus. Small spots of green ﬂuorescence, wheresome mitochondria are thought to be incorporatedinto small autophagosomes for turnover, were sporad-ically observed, and some of them correspond to ... which isan indicator dye for acidic organelles [22]. Numerousacidic organelles ) stained in orange ) were observedFig. 2. Distribution of acidic organelles dur-ing degeneration of parental macronucleus.The ... staining for the detection of DNA and Azodye staining for the identiﬁcation of acid phosphataseactivity, lysosomal bodies approach the condensedmacronucleus prior to the formation of the largeautophagosome....

Tài liệu Báo cáo khoa học: "A Comprehensive Dictionary of Multiword Expressions" doc

... available, presumably because of the difficulty of extracting correctly without any human insight. Recognizing the crucial importance of such expressions, one of the authors of the current paper began ... indication of the syntactic flexibility of entry expressions (i.e., possibility of internal modification of constituent words) of entry expressions. In section 2, we outline the main features of ... conversion for a commercial Japanese word processor by using a prototype of the JDMWE with 65,000 MWEs. Baldwin et al. (2003) discussed the treatment of Japanese MWEs in the framework of Sag et...

Tài liệu Báo cáo khoa học: A unique variant of streptococcal group O-antigen (C-polysaccharide) that lacks phosphocholine ppt

... [1]. Reaction with both of themonoclonals was observed for all strains of S. pneumoniaeandforamajorityofS. mitis biovar 1 strains. However,other strains reacted with one of the two monoclonals ... using 2Mtriﬂuoroaceticacid at 120 °C for 2 h or 4MHCl at 120 °Cfor1h,followed by reduction with NaBH4 or NaBD4,andacetylation. For methylation analysis, methylation wasperformed with methyl ... proton-phosphorus correlated spectra com-prised a delay time of 71 ms, corresponding to 7 Hzcouplings.Sugar and methylation analysesFor sugar analysis, alditol acetates were prepared byhydrolysis of...

Tài liệu Báo cáo khoa học: "A Hierarchical Account of Referential Accessibility" pptx

... number of referring expressions for which neither VTnor the stack-based model finds a co-referent. Inthe corpus of MUC texts we consider, 12.3% of inter-unit references fall into this category, or 9.3% ... determinecorrect co-referential links for all referentialexpressions in a corpus of texts C using DRAs of size k is computed as the sum of the effortse(M,a,DRAk) of all referential expressions awhere ... requiressignificantly less effort for DRAs of any size.We use a similar strategy here to compute theeffort required by VT and stack-based models.DRAs for both models are treated as orderedlists. For example,...

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