Báo cáo khoa học: A novel transmembrane topology of presenilin based on reconciling experimental and computational evidence pptx

... A novel transmembrane topology of presenilin based on reconciling experimental and computational evidence Anna Henricson, Lukas Ka ¨ ll and Erik L. L. Sonnhammer Center for Genomics and Bioinformatics, ... Chiesa R & Harris DA (1997) Evidence for a six -transmembrane domain structure of presenilin 1. J Biol Chem 272, 12047–12051. 24 Nakai T, Yamasaki...

Ngày tải lên: 23/03/2014, 13:20

... 5¢-AAGTAGGCGGAGTATCGAAC-3¢ (sense) and 5¢-GAAAAAACGCGATCCTACTT-3¢ (antisense). Primers for unmethylated DNA were: 5¢-GAAGTAGGTGGAGT ATTGAAT-3¢ (sense) and 5¢-CAAAAAAACACAATCCT ACTT-3¢ (antisense). Caspase 3 activity Cells ... intensity was determined using imagemaster 2d elite software 4.01 (Amersham Bioscience, Uppsala, Sweden). Statistical analysis Data in bar graphs are expressed as th...

Ngày tải lên: 18/02/2014, 18:20

... version of the sample text ciated relations among words. Chains have four re- lations: synonym, hypernyms, hyponym, meronym. The definitions on the score of each noun and chain are written as definition ... Vector Space Model) Concept space is an n-dimensional space composed of n-concept axes. Each concept axis represents one concept, and has a magnitude of C i . In concept spac...

Ngày tải lên: 23/03/2014, 19:20

... rationally manage these investments so that annotation cam- paigns are economically doable without loss in an- notation quality. The economics of annotations are at the core of Active Learning (AL) ... examples of each complexity class: number of entity-critical words, mean annotation time and standard deviations (SD), mean annotation errors, standard deviations, and error rates (...

Ngày tải lên: 23/03/2014, 16:20

... the characteristics of a language (Rat- naparkhi, 1996; Kudo et al., 2004) and informa- tive features for POS tagging (Toutanova and Man- ning, 2000), the state -of- the-art supervised POS tag- ging ... In Proceedings of the Human Language Technology and North American Chapter of the Association for Computational Linguistics. pp. 252–259. Kristina Toutanova and Christopher D...

Ngày tải lên: 07/03/2014, 18:20

... attention only on the detection of figuratevely used verbs and, whereas we only refer to the concepts and ideas of WSD, they adapt a particular existing one-word disambiguation method. As we have already ... of a word and a number of prede- fined metonymy types. 3 Sense Differentiation We could treat a figurative meaning of a word as an additional, not common meaning...

Ngày tải lên: 07/03/2014, 22:20

... simultanagnosia, a dis- order of spatial and object -based attention, disturbed spatial perception and representation, and optic ataxia resulting from bilateral parieto-occipital lesions. <token ... automatically extracted medical con- cepts along with their frequency and the se- mantic relations holding among the concepts Balint syndrom is a combination of symptoms includ...

Ngày tải lên: 24/03/2014, 03:20

... A Mention-Synchronous Coreference Resolution Algorithm Based on the Bell Tree Xiaoqiang Luo and Abe Ittycheriah Hongyan Jing and Nanda Kambhatla and Salim Roukos 1101 Kitchawan Road Yorktown ... system 1 mentions. After retrained with Chinese and Arabic data (much less training data than English), the system got and ACE-value on the system mentions of ACE 2003 evaluation d...

Ngày tải lên: 31/03/2014, 03:20

... mean and standard deviation of the criterion function. Then, a score is computed for each value of k by sub- tracting the mean from the criterion function, and dividing by the standard deviation. ... K1 as a z-score, although Mojena makes it clear that he views this method as an “operational rule” that is not based on any distributional assumptions. He suggests values of 2.7...

Ngày tải lên: 22/02/2014, 02:20

... translation. 5.2 Evaluation Metrics Three parameters are used for the evaluation of translation and ranking candidates. translatedbetotermsOOVofnumbertotal nstranslatioNtopinntranslatiocorrectofnumber RateInclusionN = −− ... fragments, the simplified Local-Maxima algorithm is used (Wang, 2004). 4 Translation Ranking based on Super- vised Learning 4.1 Ranking by Classification...

Ngày tải lên: 31/03/2014, 00:20