Báo cáo khoa học: An enzymatic mechanism for generating the precursor of endogenous 13-cis retinoic acid in the brain docx

... compilation ª 2011 FEBS 987 An enzymatic mechanism for generating the precursor of endogenous 13-cis retinoic acid in the brain Yusuke Takahashi 1 , Gennadiy Moiseyev 2 , Ying Chen 2 , Krysten Farjo 2 , ... model system for the study of embryonic retinoid metabolism. III. Isomerization and metabolism of all-trans -retinoic acid and 9-cis -retinoic ac...

Ngày tải lên: 29/03/2014, 00:20

... the tree used for parenthetical ELABORATION. Since in parenthetical uses of ELABORATION the two arguments of the re- lation combine with each other and not with a third tree, as in the case of ... es- tablish ranking constraints (these could depend, e.g., on the genre of the text to be generated) and choose the top ranked candidate for output. At the moment th...

Ngày tải lên: 23/03/2014, 17:20

... Computational Linguistics, pages 25–28. John DeNero and Dan Klein. 2010. Discriminative mod- eling of extraction setsfor machine translation. In Pro- ceedings of the 48th AnnualMeeting of the Association for ... parsing. Pro- ceedings of the 46th AnnualMeeting of the Association for Computational Linguistics, pages 97–105. 641 Proceedings of the 49th Annual Meeting...

Ngày tải lên: 20/02/2014, 04:20

... both the generative parsing model number 2 of Collins (1999) and the reranking parser of Charniak and Johnson (2005), both when the training and test data belong to the same domain (the in- domain ... the same pattern of re- sults for the Charniak reranking parser in the in- domain (left) and adaptation (middle) scenarios. We see that the effects of the rera...

Ngày tải lên: 20/02/2014, 12:20

... vector in D-dimension space of the i-th example, and y i is the label of xi either positive or negative. The training of SVMs involves in minimize the following object (primal form, soft-margin) ... trade off training error and mar- gin. A small value for C will increase the number of training errors. To determine the class (+1 or -1) of an example x can b...

Ngày tải lên: 20/02/2014, 12:20

... recombined to derive an analysis of a new utterance, and • a definition of a probability model that indicates how the probability of a new utterance analysis is computed. In defining a DOP model for ... random except for one constraint: that all the words in the test set actually occurred in the training set. The sentences from the test set were parsed and disamb...

Ngày tải lên: 20/02/2014, 18:20

... other hand, are long-distance anaphors, and only permit antecedents to come from outside of their minimal domain, and exclude any c- commanding antecedents within their minimal domain. The most ... interpretations of the pro N-BAR (de Bruin and Scha (1988)). In future work, we plan to combine parsing and semantic interpretation into a single unification gram- mar incorporatin...

Ngày tải lên: 21/02/2014, 20:20

... level analysers often only use these annotations, ignoring raw textual data. Another fundamental aspect consists in the variability of analysis grain between different analysis steps. Many analysis ... process any file in this format while preserving its original structure. When running a processing stream, the platform takes care of the scheduling of sub-tasks, and various too...

Ngày tải lên: 22/02/2014, 02:20

... semantics The XMG formalism further supports the integration in the grammar of semantic information. More generally, the lan- guage manages dimensions of descriptions so that the content of a class can ... con- sists of tree description and/or of semantic formu- las. The XMG formalism furthermore supports the sharing of identifiers across dimension hence al- lowing...

Ngày tải lên: 22/02/2014, 02:20

... substantial amount of train- ing, including the reading of coding instructions for the two versions of the scheme (6 pages for the basic scheme and 17 pages for the full scheme), four training ... dents and the first author) can be considered skilled at extracting information from scientific papers but they were not experts in all of the sub- domains of...

Ngày tải lên: 22/02/2014, 03:20