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Báo cáo khoa học: "Blog Categorization Exploiting Domain Dictionary and Dynamically Estimated Domains of Unknown Words" potx

Báo cáo khoa học:

Báo cáo khoa học: "Blog Categorization Exploiting Domain Dictionary and Dynamically Estimated Domains of Unknown Words" potx

... IDFs by the domain dictionary, whilethose for unknown words are dynamically estimated by the method described in §4.4 Domain Estimation of Unknown WordsThe domain (and IDF) of unknown word ... contents of domains. 2 Associating JFWs with Domains A JFW isassociated with a domain of the highest Adscore.An Adscore of domain is calculated by summingup the top five Akscores of the domain. ... article. 2 Assign domains and IDFs tothe words using the domain dictionary. 3 Sum upIDFs for each domain. 4 Assign the domain of thehighest IDF to the unknown word. If the domain is NODOMAIN, the...
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Tài liệu Báo cáo khoa học: Long-distance interactions between enhancers and promoters The case of the Abd-B domain of the Drosophila bithorax complex pdf

Tài liệu Báo cáo khoa học: Long-distance interactions between enhancers and promoters The case of the Abd-B domain of the Drosophila bithorax complex pdf

... enhancers and promotersThe case of the Abd-B domain of the Drosophila bithorax complexLa´szlo´Sipos and Henrik GyurkovicsInstitute of Genetics, Biological Research Center, Hungarian Academy of ... transcript, and refer to it and its regula-tory regions as the Abd-B domain. The expression pat-tern of Abd-B is regulated by a set of large (over 10 kb),autonomous cis-regulatory domains, iab-5, ... the action of a large set of enhanc-ers, which are often located at a considerable distancefrom the regulated gene. Accordingly, one of the keyquestions involved in an understanding of complexgene...
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Tài liệu Báo cáo khóa học: Determination by electrospray mass spectrometry and 1H-NMR spectroscopy of primary structures of variously fucosylated neutral oligosaccharides based on the iso-lacto-N-octaose core doc

Tài liệu Báo cáo khóa học: Determination by electrospray mass spectrometry and 1H-NMR spectroscopy of primary structures of variously fucosylated neutral oligosaccharides based on the iso-lacto-N-octaose core doc

... different techniques, of which MS and NMR are two of the most powerful.Previously, we demonstrated the distinction of chain type and blood-group type (such as Lea/x and Leb/y) of underi-vatized ... function.One of the early demonstrations of the role of carbo-hydrates in recognition was binding of the influenza virus tored blood cells via sialic acid [1], and later by work on thechemical basis of ... order to understand post-translationalglycosylation and its function. Expansion of our knowledgeon the repertoire of carbohydrate structures, the ÔglycomeÕ, and investigation of oligosaccharide...
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Báo cáo khoa học: New insights into the functions and N-glycan structures of factor X activator from Russell’s viper venom pot

Báo cáo khoa học: New insights into the functions and N-glycan structures of factor X activator from Russell’s viper venom pot

... analyses of the glycan epitopesSamples of 7 lg of RVV-X and 5 lg of BSA were analysedby 8% SDS-PAGE under reducing conditions. Appropriateamounts of Lex/a- and SLex/a-conjugated BSAs and humanserum ... simple and rapidmethod for the permethylation of carbohydrates.Carbohydr Res 131, 209–217.40 Yu SY, Wu S & Khoo KH (2006) Distinctive character-istics of MALDI-Q/TOF and TOF/TOF tandem ... 2, 0.3 lg of factor X; lane3, 3 lg of factor IX; lane 4, 3 lg of prothrombin; lane 5, 3 lgofprotein C; lane 6, 3 lg of protein S; lane 7, 3 lg of Gla-domainlessfactor X. (B) Instead of staining,...
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Báo cáo khoa học: Phosphorylation modulates the local conformation and self-aggregation ability of a peptide from the fourth tau microtubule-binding repeat pdf

Báo cáo khoa học: Phosphorylation modulates the local conformation and self-aggregation ability of a peptide from the fourth tau microtubule-binding repeat pdf

... (2005) Cooperation of the metalloprotease,disintegrin, and cysteine-rich domains of ADAM12during of myogenic differentiation. J Biol Chem 280,23475–23488.J T. Du et al. Modulation of tau R4 peptide ... residue. A comparison of thechemical shifts of NH and aH between the non-phosphorylated and phosphorylated peptides is sum-marized in Fig. 1. The chemical shift deviations of NH and aH reflect changes ... titration parameters of thebackbone amide proton of Ser356 remain virtuallyFig. 1. Comparison of chemical shiftdifferences of NH (white bar) and aH(black bar) between peptide R4 and phosphopeptide...
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Báo cáo khoa học: Hydroperoxide reduction by thioredoxin-specific glutathione peroxidase isoenzymes of Arabidopsis thaliana potx

Báo cáo khoa học: Hydroperoxide reduction by thioredoxin-specific glutathione peroxidase isoenzymes of Arabidopsis thaliana potx

... -2, -5 and -6, AtTrx h2 and h3were grown in 50 mL LB medium, containing 50 lgÆmL)1 of ampicillin and 34 lgÆmL)1 of chloramphenicol at 37 °Cuntil the D600 of the culture is between 0.4 and 0.6. ... 3. Comparison of kinetic characteristics of Arabidopsis, tomato, sunflower and yeast GPX isoenzymes toward H2O2using fixed con-centration of thioredoxin (4 lM). Data for GPXle1 and GPXha2 were ... utilizing Trx(Fig. 2).Kmvalues for both Trx and H2O2 of AtGPX isoen-zymes were nearly similar to those of GPXs from sev-eral plants and yeast (Tables 2 and 3). Kmvalues forAtGPXs for Trx were...
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Báo cáo khoa học:

Báo cáo khoa học: "Learning Correlations between Linguistic Indicators and Semantic Constraints: Reuse of Context-Dependent Descriptions of Entities" doc

... set of all descriptions related to the same entity in a corpus, a profile of that entity. Profiles for a large number of entities were compiled using our earlier system, PRO- FILE (Radev and ... variety in the size of the profile (number of distinct descriptions) for different entities. Table 1 shows a subset of the profile for Ung Huot, the former foreign minister of Cambodia, who ... to collect entities and descriptions from a corpus and analyzed their lexical and semantic proper- ties. We have processed 178 MB 1 of newswire and analyzed the use of descriptions related...
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Báo cáo khóa học: High level cell-free expression and specific labeling of integral membrane proteins doc

Báo cáo khóa học: High level cell-free expression and specific labeling of integral membrane proteins doc

... efficiency of insertion of SugE and EmrE was comparable and an estimated 80% of the vesicles contained inserted proteins.In the case of TehA, the efficiency of proteoliposomegeneration was less, and ... Fluorescence was measured at excitation and emission wavelengths of 545 and 610 nm, respectively,withabandwidthof2.5nmandadatapitchof0.1s.Ten microliters of proteoliposomes (approximately 140 ... advan-tages of the cell-free expression of IMPs were the high levelproduction of insoluble protein and the efficient selectivelabeling. This is the first report of the solubilization of SugE,YfiK and...
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Báo cáo khoa học:

Báo cáo khoa học: "Bridging the Gap between Dictionary and Thesaurus" pptx

... approximated this by using the weights az, a2 and as in Step 3. Considering that words are often defined in terms of superordinates and slightly less often by synonyms, we assign numerical weights ... al., 1986; Klavans et al., 1990; Vossen and Copestake, 1993). Nonetheless, dictionaries are also infamous of their non-standardised sense granularity, and the taxonomies obtained from definitions ... part of speech and then grouped into paragraphs according to the conveyed idea. Let us refer to Figure 1 and start from word x2 in WN synset X. Since words expressing every aspect of an...
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Tài liệu Báo cáo khoa học:

Tài liệu Báo cáo khoa học: "Seeing stars: Exploiting class relationships for sentiment categorization with respect to rating scales" doc

... and more peoplebecome aware of the scientific challenges posed and the scope of new applications enabled by the pro-cessing of subjective language. (The papers col-lected by Qu, Shanahan, and ... Proceedings of EMNLP, pages 79–86.Qu, Yan, James Shanahan, and Janyce Wiebe, editors. 2004.Proceedings of the AAAI Spring Symposium on Explor-ing Attitude and Affect in Text: Theories and Applications.AAAI ... (Wilson, Wiebe, and Hwa, 2004); af-fect types like disgust (Subasic and Huettner, 2001;Liu, Lieberman, and Selker, 2003); reading level(Collins-Thompson and Callan, 2004); and urgencyor criticality...
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