Báo cáo khoa học: Possible binding site for paclitaxel at microtubule pores pot

... alternative confor- mations of paclitaxel bound to the newly-proposed binding site on the outer surface of microtubules and the conformation of paclitaxel bound to the lumenal binding site of microtubules. This ... an external site on microtubules that is shared with paclit- axel, and that binding at this site is sufficient to induce microtubule assembly [21]. Because the...

Ngày tải lên: 16/03/2014, 01:20

... Harvard Foundation for Advanced Study and Research, the United States Air Force, and the National Science Foundation. 1. This term was originated by C. S. Peirce. For an explanation of the ... in use at the Harvard Computation Laboratory in connec- tion with the development of an operating auto- matic dictionary 2 and for basic research on the problems of automatic translatio...

Ngày tải lên: 07/03/2014, 18:20

... Arabic (ktb) for /katab/, /kutib/and/kutub/, but (kaatb) for/ kaatab/ and /kaatib/; (ii) partially voealised texts incorporate some short vowels to clarify am- biguity, e.g. (kutb) for /kutib/ ... STEMS Measure Active Passive 1 katab kutib 2 kattab kuttib 3 kaatab kuutib 4 ~aktab ~uktib 5 takattab tukuttib 6 takaatab tukuutib 7 nkatab nkutib 8 ktatab ktutib 9 ktabab 10 sta...

Ngày tải lên: 08/03/2014, 07:20

... the three JHD features for the top node, and the JHD features for its two children. Thus, for the sub-tree in Figure 2, the following nine JHD features are included in the feature space, i.e., ... each feature category for the sub- tree level confidence annotation on SWBD corpus (Table 2). The baseline system uses the conven- tional features: words and POS tags. Additional featur...

Ngày tải lên: 17/03/2014, 02:20

... used for train- ing the statistical models for automatic dialogue act classification. 3.1 Tag Set We chose 12 tags by manually labelling the dialogue corpus using tags that seemed appropriate from ... cross-validation tech- nique used for evaluation. The baseline used for this task was to assign the most frequently observed dia- logue act to each utterance, namely, STATEMENT. Omitting...

Ngày tải lên: 17/03/2014, 06:20

... contextual information for annotation. Annotation is a problem because it still takes a human. ETE offers flexible and easy access to the intermediate data within and across batch runs. For instance, ... output for a batch run into a database. 3. automatically comparing multiple levels of internal NLU data structures across batch runs of the same data with different engine ver...

Ngày tải lên: 17/03/2014, 07:20

... makes no use of lexical information, or learning a model for Catalan using the small Catalan corpus. More sophisticated strategies are translating a Spanish model into Catalan, or directly learning ... NER model for Catalan consists in first learning a NER model for Spanish using Spanish annotated data, and then translating its lexical features from Spanish into Catalan using the transl...

Ngày tải lên: 17/03/2014, 22:20

... which incorporates robust techniques for information extraction, record matching, task identification, dialogue act classification, and an overall data-driven strategy. Task duration and number ... call-center conversations, features a data- driven approach that allows for mixed system/customer initiative and spontaneous conversation. Preliminary evaluation results indicate effici...

Ngày tải lên: 23/03/2014, 19:20

... 0.323 Table 4: Sentence annotation performance on Review data set Annotation performance on the two data sets is shown in Table 3 and Table 4. We can see that strTM outperformed all the other baseline ... summarization. In Proceedings of the 15th ACM international conference on Information and knowledge management, pages 43–50. 1535 Proceedings of the 49th Annual Meeting of the Association f...

Ngày tải lên: 30/03/2014, 21:20

... 1: 强卓指出 Translation 1: Johndroe said A1 Translation 2: Johndroe pointed out A2 Translation 3: Qiang Zhuo said A3 comma 1: , Translation: punctuation translation (white space, that … ) sub-sentence ... yesterday B2 comma 2: , Translation: punctuation translation (white space, that … ) sub-sentence 3:并将致力确保两国国会批 准此一协议。 Translation 1: and would work to ensure that t...

Ngày tải lên: 31/03/2014, 00:20