Báo cáo khoa học: "Decomposition and Stress Assignment for Speech Synthesis" pdf

... anti- and super- and show the compound stress pattern (stress on the left when nominal and on the right when verbal/adjectival). These prefixes cannot be accounted for easily under the stress ... un- forms adjectives and verbs, and therefore main stress would fall on the right. Admittedly, there are a number of nominal compounds like pro-life and anti-abortion which take right stress, ... extremely interesting stress alternations and vowel shifts and so forth. Generally speaking, the phonology of level 2 and compounding is believed to be relatively fairly straightforward. Something...

Tài liệu Báo cáo khoa học: "Discriminative Syntactic Language Modeling for Speech Recognition" pdf

... a largequantity of text data. See (Chen and Goodman,1998) for an overview of estimation techniques for n-gram models.This paper describes a method for incorporatingsyntactic features into ... Previous WorkTechniques for exploiting stochastic context-freegrammars for language modeling have been ex-plored for more than a decade. Early approachesincluded algorithms for efﬁciently calculating ... (Jelinek and Lafferty, 1991; Stol-cke, 1995) and approaches to exploit such algo-rithms to produce n-gram models (Stolcke and Se-gal, 1994; Jurafsky et al., 1995). The work of Chelba and Jelinek...

Tài liệu Báo cáo khoa học: "Fast and Robust Part-of-Speech Tagging Using Dynamic Model Selection" pptx

... similarities be-tween input sentences and the training data. Our hy-pothesis is that the domain-speciﬁc and generalizedmodels perform better for sentences similar and notsimilar to the training ... inspired by Gim´enez and M`arquez (2004) although ambiguity classes arederived selectively for our case. Given a word-form,we count how often each POS tag is used with theform and keep only ones ... the Stanford tagger (Toutanova etal., 2003) and the SVMTool (Gim´enez and M`arquez,2004). Both systems are trained with the same train-ing data and use conﬁgurations optimized for theirbest...

Tài liệu Báo cáo khoa học: "Syntactic and Semantic Kernels for Short Text Pair Categorization" docx

... structures for rela-tional learning from questions and answers. Wedesigned sequence kernels for words and Part of Speech Tags which capture basic lexical seman-tics and basic syntactic information. ... can be used for questions and for answers, weused (and summed together) the same kernels ex-cept for those based on PASs, which are only usedon answers.4.1.1 DatasetsTo train and test our ... WEB and TREC corpora.proving both BOW and STK; (c) WSK (65.7) im-proves BOW and it is enhanced by WSK+STK(66.6), demonstrating that word sequences and STKs are very relevant for this task; and...

Báo cáo khoa học: Structural and functional roles for b-strand 7 in the a-crystallin domain of p26, a polydisperse small heat shock protein from Artemia franciscana pdf

... monomer. Monomers A (green) and B(yellow) form dimer 1, while monomers C (red) and D (blue) form dimer 2. L5 ⁄ 7, the loop between b-strands 5 and 7 which containsb-strand 6; N term, amino terminus ... dimers, with mono-mers A and B in dimer 1 and C and D in dimer 2(Fig. 8). The a-crystallin domain of each monomer iscomposed of nine b-strands (labeled b2–b10), with theb6 strand situated in a large ... locatedbetween b-strands 5 and 7. b-strand 10 inhabitsTable 1. Characteristics of p26 oligomers. The molecular mass ofp26 oligomers produced in transformed Escherichia coli BL21PRO and transfected...

Báo cáo khoa học: Structural and functional evidence for a singular repertoire of BMP receptor signal transducing proteins in the lophotrochozoan Crassostrea gigas suggests a shared ancestral BMP/activin pathway docx

... original and functional BMP ⁄ activin path-way in lophotrochozoans, for which a singular and promiscuous type II receptor would be the sharedinterface for both BMP and activin ligands.ResultsType ... pleiotropic and promis-cuous receptor.Evidence for the conservation of the mechanismof mesoderm induction in molluscs and acrossbilateriansAlthough Lartillot and colleagues have observed for a ... ana-lyses and phylogenetic data, would suggest a conservedmechanism for both ectomesoderm and mesendoderminduction in spiralians in comparison with ecdysozoans and protostomes. Further support for...

Báo cáo khoa học: "Translation and Extension of Concepts Across Languages" pdf

... at least two dif-ferent slots. Thus, we select a pattern for C1 and C2” if we see both for apple and guava,” and for orange and apple,”.3.3.3 Retrieving concept termsWe collect terms ... integrate multilingual queries and docu-ments (Jagarlamudi and Kumaran, 2007). Ourgoal is to develop and evaluate a language-independent method for the translation and exten-sion of lexical categories. ... web1,queries can be performed and the required infor-mation can be found in less common languages,while the query language frequently does notmatch the language of available information.Thus, if...

Báo cáo khoa học: "Extracting and modeling durations for habits and events from Twitter" doc

... tree. For each verb lemma, associated duration information was collected for episodic and habitual uses of the verb. Summary statis-tics for 483 verb lemmas and their typical habit and episode ... information about common events. For example, (1) and (2) were used to pro-vide information about how long a work event can last:(1) Had work for an hour and 30 mins now going to disneyland ... processing task in-volving temporal understanding and reasoning. This information comes in many forms, among them knowledge about typical durations for events and knowledge about typical times at...

Báo cáo khoa học: "Local and Global Algorithms for Disambiguation to Wikipedia" pot

... of the dif-ferent disambiguation candidates for the same sur-face form s were very similar. For example, con-sider the disambiguation candidates of “China’ and their TF-IDF summaries in Figure ... and Witten, 2008b).In BOT, we compare the set of titles output for a doc-ument with the gold set of titles for that document(ignoring duplicates), and utilize standard precision,recall, and ... theWikipedia page of the candidate disambiguations and the context of the ambiguous mention, and (b)training a Naive Bayes classifﬁer for each ambigu-ous mention, using the hyperlink information foundin...

Báo cáo khoa học: "Supervised and Unsupervised Learning for Sentence Compression" ppt

... one for writing programs, one for the system’sresponse as it executes program, and third for output tables and charts.unsupervised (+ constraints): Screen is divided into three sections: one for ... one for thesystem’s response as it executes program, and a third for output tables and charts.semi-supervised: The SAS screen is divided into three sections: one for writing programs, one for the ... Association for Computational LinguisticsSupervised and Unsupervised Learning for Sentence CompressionJenine Turner and Eugene CharniakDepartment of Computer ScienceBrown Laboratory for Linguistic...

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