Tài liệu Báo cáo khoa học: "Topic Models for Dynamic Translation Model Adaptation" pptx

... Association for Computational Linguistics, pages 115–119,Jeju, Republic of Korea, 8-14 July 2012.c2012 Association for Computational LinguisticsTopic Models for Dynamic Translation Model AdaptationVladimir ... 2003). Topicmodeling has received some use in SMT, for in-stance Bilingual LSA adaptation (Tam et al., 2007),and the BiTAM model (Zhao and Xing, 2006),which uses a bilingual topic model for learningalignment. ... consistent within a document.Results Results for both settings are shown in Ta-ble 2. GTM models the latent topics at the documentlevel, while LTM models each sentence as a separatedocument....

Tài liệu Báo cáo khoa học: "A Framework for Syntactic Translation" docx

... translation is aimed at providing routines intrinsically capable of producing correct and accurate translation. We are attempting to go beyond simple word -for- word translation; be- yond translation ... stage in the development of mechanical translation there will be some things that are perfectly understood and can therefore serve as the basis for perfect translation. In the area of verb, noun, ... knowledge boxes might be indistinguishable. For our pur- pose, however, the lower boxes represent our Syntactic Translation 63 A Framework for Mechanical Translation Figure 1 knowledge of...

Tài liệu Báo cáo khoa học: Animal models of amyloid-b-related pathologies in Alzheimer’s disease docx

... studies in AD models Access to good animal models is crucial to success indeveloping disease-modifying therapeutics. However,AD neuropathology is incomplete in the Ab-expressinganimal models discussed, ... Authors Journal compilation ª 2010 FEBS 1391Transgenic animal models Models devoid of any disease-causing APPmutationsAnimal models expressing wild-type (wt) human APPare of interest because ... approved disease-modifyingdrug for AD.AcknowledgementsMattias Staufenbiel and Thomas Bayer are greatlyacknowledged for providing information on theAPP23 and TBA ⁄ 2 models, and the Swedish ResearchCouncil...

Tài liệu Báo cáo khoa học: "Lexicographic Semirings for Exact Automata Encoding of Sequence Models" pdf

... tasks. Weprove that the semiring allows for exact en-coding of backoff models with epsilon tran-sitions. This allows for off-line optimizationof exact models represented as large weightedﬁnite-state ... are an implicitmethod for representing a much larger explicit au-tomaton – in the case of n-gram models, all pos-sible n-grams for that order. During compositionwith the model, the failure transition ... to combine the model with another au-tomaton or transducer, we would need to also con-vert those models to the T, T  semiring. For theseautomata, we simply use a default transformationsuch...

Tài liệu Báo cáo khoa học: "Gestural Cohesion for Topic Segmentation" docx

... is used for the gesture codewords. Eachlanguage model is given a symmetric Dirichlet priorα. As we will see shortly, the use of different pri-ors for the verbal and gestural language models ... are855generated by multinomial language models that areindexed according to the segment. In this frame-work, a high-likelihood segmentation will includelanguage models that are tightly focused on ... usinga dynamic program, similar to those demonstratedby Utiyama and Isahara (2001) and Malioutov andBarzilay (2006). For each set of segmentation pointsz, the associated language models are...

Tài liệu Báo cáo khoa học: "Improved Smoothing for N-gram Language Models Based on Ordinary Counts" doc

... known method for estimating N-gram language models. Kneser-Ney smoothing, however, requiresnonstandard N-gram counts for the lower-order models used to smooth the highest-order model. For some ... probability for N-grams not observed in the training corpus.The best methods for smoothing N-gram lan-guage models all use a hierarchy of lower-order models to smooth the highest-order model. Thus,if ... 1998), and theyuse a different way of computing N-gram counts for all the lower-order models used for smooth-ing. For these lower-order models, the actual cor-pus counts C(w1. wn) are replaced...

Tài liệu Báo cáo khoa học: A strategy for discovery of cancer glyco-biomarkers in serum using newly developed technologies for glycoproteomics ppt

... malignant transformation.Lectin microarray – a powerfultechnology for selection of lectins for cancer glyco-biomarkersThe lectin microarray system is an emerging technique for analyzing glycan ... microarray system is the best tool for a ‘cell proﬁler’, and it is expected to be applicable for selection of cancer-speciﬁc lectins and for qualitycontrol of stem cells before transplantation [12–15].Recently, ... glycosylation,glycan structural analysis systems, the bioinformaticscapability and the databases that we have developedover the years, and animal models of aberrant glyco-sylation and clinical samples,...

Tài liệu Báo cáo khoa học: The heat shock factor family and adaptation to proteotoxic stress pdf

... & Nakai A (2005) Active HSF1signiﬁcantly suppresses polyglutamine aggregate forma-tion in cellular and mouse models. J Biol Chem 280,34908–34916.97 Steele AD, Hutter G, Jackson WS, Heppner ... Drosophila, the HSF1 is required for the heat shock response, whereas HSF3 is required for this response in avian species [8,9]. Both mouse HSF1and chicken HSF3 are necessary for thermotolerance,at ... q24.3 and mouseChr.15 D3 for HSF1; human Chr.6 q22.31,mouse Chr.10 B4 and chicken 63.95–63.98 Mb for HSF2; human Chr. X q12,mouse Chr. X B4 and chicken 0.252–0.265 Mb for HSF3; and human Chr.16q22.1,...

Tài liệu Báo cáo khoa học: Structural bases for recognition of Anp32⁄LANP proteins doc

... (accession code 2jqd).Comparative modelingThe structure of an Anp32a–PP2A complex was modeledon the U2A¢–U2B¢¢ coordinates (1a9n) [20]. The availableinformation strongly indicates that the ... London) for providing the Lanp clone,which was produced from a cDNA originally providedby Dr A. Matilla (ICH, London), Filippo Prischi for help with the gromacs software, and Dr L Masino for helpful ... afﬁnity, thus sug-gesting the necessity either for an additional partner (e.g. other regions ofeither or both proteins or a third molecule) or for a post-translationalmodiﬁcation. Finally, we identiﬁed...

Tài liệu Báo cáo khoa học: Structural basis for cyclodextrin recognition by Thermoactinomyces vulgaris cyclo⁄maltodextrin-binding protein ppt

... cleft formed by the twodomains. A common functional conformational change has been reportedin this protein family, which involves switching from an open formto a sugar-transporter bindable form, ... [11,15]. A common drasticconformational change is found in this protein family,which participates in switching from an open form toa closed form [16]. In EcoMBP, the closed form hasbeen observed ... deﬁned in terms not of the afﬁnities for sugars but of whether the protein adopts the openform or the closed form. TvuCMBP–c-CD complex isseen as the closed form (Fig. 2A,B), and this struc-ture...

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