Báo cáo khoa học: "Blog Categorization Exploiting Domain Dictionary and Dynamically Estimated Domains of Unknown Words" potx
Báo cáo khoa học: "Blog Categorization Exploiting Domain Dictionary and Dynamically Estimated Domains of Unknown Words" potx
... IDFs by the domain dictionary, while those for unknown words are dynamically estimated by the method described in §4. 4 Domain Estimation of Unknown Words The domain (and IDF) of unknown word ... contents of domains. 2 Associating JFWs with Domains A JFW is associated with a domain of the highest A d score. An A d score of domain is calculated by summing up...
Ngày tải lên: 31/03/2014, 00:20
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 promoters The case of the Abd-B domain of the Drosophila bithorax complex La ´ szlo ´ Sipos and Henrik Gyurkovics Institute 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...
Ngày tải lên: 20/02/2014, 01:20
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 Le a/x and Le b/y ) of underi- vatized ... function. One of the early demonstrations of the role of carbo- hydrates in recognition was binding of the influenza virus to red blood cells via sialic acid [1], and la...
Ngày tải lên: 19/02/2014, 12:20
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 epitopes Samples of 7 lg of RVV-X and 5 lg of BSA were analysed by 8% SDS-PAGE under reducing conditions. Appropriate amounts of Le x/a - and SLe x/a -conjugated BSAs and human serum ... simple and rapid method for the permethylation of carbohydrates. Carbohydr Res 131, 209–217. 40 Yu SY, Wu S & Khoo KH (2006) Distinctive character- istics of M...
Ngày tải lên: 07/03/2014, 06:20
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 ADAM12 during of myogenic differentiation. J Biol Chem 280, 23475–23488. J T. Du et al. Modulation of tau R4 peptide ... residue. A comparison of the chemical shifts of NH and aH between the non- phosphorylated and phosphorylated peptides is sum- marized in Fig. 1. The chemical shift devia...
Ngày tải lên: 16/03/2014, 05:20
Báo cáo khoa học: Hydroperoxide reduction by thioredoxin-specific glutathione peroxidase isoenzymes of Arabidopsis thaliana potx
... -2, -5 and -6, AtTrx h2 and h3 were grown in 50 mL LB medium, containing 50 lgÆmL )1 of ampicillin and 34 lgÆmL )1 of chloramphenicol at 37 °C until the D 600 of the culture is between 0.4 and 0.6. ... 3. Comparison of kinetic characteristics of Arabidopsis, tomato, sunflower and yeast GPX isoenzymes toward H 2 O 2 using fixed con- centration of thioredoxin (4 l M). Data f...
Ngày tải lên: 16/03/2014, 12:20
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...
Ngày tải lên: 17/03/2014, 07:20
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 proteoliposome generation was less, and ... Fluorescence was measured at excitation and emission wavelengths of 545 and 610 nm, respectively, withabandwidthof2.5nmandadatapitchof0.1s. Ten microliters of proteol...
Ngày tải lên: 30/03/2014, 13:20
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 obtai...
Ngày tải lên: 31/03/2014, 04:20
Tài liệu Báo cáo khoa học: "Seeing stars: Exploiting class relationships for sentiment categorization with respect to rating scales" doc
... and more people become 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:...
Ngày tải lên: 20/02/2014, 15:20