Báo cáo khoa học: "Fast and accurate query-based multi-document summarization" docx
Tài liệu Báo cáo khoa học: "Fast and Robust Part-of-Speech Tagging Using Dynamic Model Selection" pptx
... dependency networks, and showed the best contemporary results. Gim´enez and M`arquez (2004) used one-pass, left-to-right and right-to-left combined tagging algorithm and achieved near state-of-the-art ... 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 reported results. Tables 3 and 4 ... bidirectional sequence classification and showed current state-of-the-art results.3Our individual models (generalized and domain-specific) are similar to Gim´enez and M`arquez (2004)in that we...
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Báo cáo khoa học: Structure and function of KH domains docx
... antiparallel b-strands is abutted bythree a-helices (a1, a2, and a¢). The b-sheet in type IKH domains consists of three b-strands in the orderb1, b¢ and b2. The b1-strand and b2-strand are parallelto ... other, and the b¢-strand is antiparallel to both(Fig. 1). This all-antiparallel arrangement of strandsdistinguishes the type I KH fold from the type II KHfold, in which the b1-strand and b2-strand ... the b1-strand and b2-strand are adjacent and parallel to each other, and the b¢-strand is adja-cent and antiparallel to the b1-strand (Fig. 1). Thelength and sequence of the variable loop are...
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Tài liệu Báo cáo khoa học: "Names and Similarities on the Web: Fact Extraction in the Fast Lane" ppt
... and the validation and ranking ofcandidate facts. The evaluation mea-sures the quality and coverage of factsextracted from one hundred million Webdocuments, starting from ten seed facts and ... disabled, and the ranking of patterns and facts follows strictly the criteria and scoringfunctions from (Thelen and Riloff, 2002), whichare also used in slightly different form in (Lita and Carbonell, ... recognition (Collins and Singer, 1999), extrac-tion of binary relations (Agichtein and Gravano,2000), and acquisition of structured data for taskssuch as Question Answering (Lita and Carbonell,2004;...
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Tài liệu Báo cáo khoa học: "A High-Accurate Chinese-English NE Backward Translation System Combining Both Lexical Information and Web Statistics" pdf
... form of “Mr. and Mrs. Smith”, “Mr. And Mrs. Smith”, and so on. To deal with these aliasing forms, we transform all different forms into a standard form for the later ranking and identification. ... recur-rences, and relative positions) are exploited to give these candidates a score. In the last step, the candidates with higher scores are sent to Google again. Recurrence information and relative ... while,1) ofContext ( Where NCTr and NCi denote the appearing times of the rth context CTr and the candidate Ci in the returned snippets respectively, and NPTi denotes the total number...
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Tài liệu Báo cáo khoa học: "Fast Decoding and Optimal Decoding for Machine Translation" doc
... translation of one or two Frenchwords, those located at positions and ,from e and e into e and e . If e isa word of fertility 1 and e is NULL, thene is deleted from the translation. If e isthe ... search errors, and translationquality in the context of a traditional stack de-coder (Jelinek, 1969; Brown et al., 1995) and twonew decoders. The first is a fast greedy decoder, and the second ... probabilityd(q–k class(f )), and so forth.NULL-generated. After heads and non-headsare placed, NULL-generated words are permutedinto the remaining vacant slots randomly. If thereare NULL-generated...
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Báo cáo khoa học: "Fast Syntactic Analysis for Statistical Language Modeling via Substructure Sharing and Uptraining" ppt
... auxiliary toolsthat are both fast and accurate. The result is signif-icant speed improvements and a reduction in worderror rate (WER) for both N -best list and the al-ready fast hill climbing ... ENDORSE A CANDIDATE(2) TO AL GORE HAS PROMISED THAT HE WOULD ENDORSE A CANDIDATE(3) AL GORE HAS PROMISE THAT HE WOULD ENDORSE A CANDIDATE(4) SO AL GORE HAS PROMISED THAT HE WOULD ENDORSE A CANDIDATE ... THE CANDIDATE(8) SAID AL GORE HAS PROMISED THAT HE WOULD ENDORSE A CANDIDATE(9) AL GORE HAS PROMISED THAT HE WOULD ENDORSE A CANDIDATE FOR(10) AL GORE HIS PROMISE THAT HE WOULD ENDORSE A CANDIDATEFigure...
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Tài liệu Báo cáo khoa học: Applications and trends in systems biology in biochemistry docx
... Carbohydrate,glycolysisLactococcuslactisModeling Pi explicitly and regulationof pyruvate kinase (by Pi and FBP),PFK (by PEP) and GAPDH (byNADH) are critical to describeobservations (rapid increase in PEP,Pi and gradual decrease ... metaboliteconcentrations and metabolic fluxes,both measured and nonmeasured. Ageneral parameter sensitivityanalysis is carried out to determine and characterize the parametershaving the most and least effectson ... predictedaccurately, establishing the modelas a powerful tool for the designof arginine-overproducing strainsODE simXPPAUT NG Single time point offluxes and metabolitesmeasured by HPLC and assay...
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Tài liệu Báo cáo khoa học: Structure and function of active chromatin and DNase I hypersensitive sites pdf
... H4-K5, K8 and K12 acetylation [136–138]. In yeast, this group ismade up of NuA4 and Piccolo NuA4 which both uti-lize Esa1 as the HAT, and Esa1 was found to be essen-tial for H4-K5, K8 and K12 ... acetylation and deacetyla-tion, and transient recruitment of remodellers and transcription factors.A cycle of transcription commences with the recruit-ment of transcription factors and co-factors ... exist within CGislands which are characterized by their very high CGcontent and have an intrinsic resistance to DNA meth-ylation. CG-island promoters tend to be constitutively and ⁄ or ubiquitously...
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Tài liệu Báo cáo khoa học: miRNAs and regulation of cell signaling pptx
... tumors and cell lines, miR-17-5p and miR-20a are induced in a manner that dependson cyclin D1 and repress the expression of cyclin D1.Hence, miR-17-5p ⁄ 20a and cyclin D1 form a feedbackloop and ... transcription factors E2F and Myc but,in turn, miR-17-92 downregulates the expression ofE2F and Myc [52]. In tumor progression, the tran-scription repressors ZEB1 and SIP1 and the miR-200family ... repressingthe indicated targets and presumably hundreds of other as yetunidentified targets. (B) miR-34a and the miR-34a-binding site inthe 3¢ UTR of genes shown in (A).miRNAs and cell signaling A. Ichimura...
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Tài liệu Báo cáo khoa học: MicroRNAs and epigenetics doc
... cancer.DNMT 3A and 3BDNMTs 1, 3A, and 3B are key DNA methylationenzymes. Recent studies in human cells have demon-strated that PRC2 and DNMTs are physically and functionally linked [76], and that ... (Mathworks, Natick, MA,USA), we compared localization and strand directionbetween miRNAs and transcripts (Refseq genes and mRNAs). Intragenic and intergenic miRNAs were definedby whether the miRNAs ... the RISC complex, and degrades themby the SKI complex and XRN1 [21]. For partiallycomplementary targets, the RISC complex decaps and deadenylates target mRNAs via the DCP1-DCP2 and CAF1-CCR4-NOT...
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