... collection, contact Xin Zhao via batmanfly@gmail.com. 45 feature its bursty term. In our model, each dimen- sion corresponds to a bursty feature, which contains both temporal and semantic information. ... and 40 moderate events. 6 4.3 Evaluation metrics and baselines Similar to the evaluation in information retrieval , given a target event, we evaluate the quality of the returned “rele...
Ngày tải lên: 23/03/2014, 14:20
... are aware of the fact that, in a system where parsing is seen as a constraint satisfaction problem, preference criteria of the type we are interested in can be treated on the same level as ... Copenhagen. A. Raw et al. (1989), An Introduction to the Eurotra Machine Translation System, in Papers in Natural l.~n. guage Processing, no.I, Leuven. P.Van Henteryck (1989), Con...
Ngày tải lên: 01/04/2014, 00:20
Báo cáo khoa học: A unique vertebrate histone H1-related protamine-like protein results in an unusual sperm chromatin organization pot
... reflection at 23.54 A ˚ can be seen at the center. (C) Sche- matic representation of the sperm chromatin organization based on the information obtained from (A) and (B). As seen in (A) , DNA bundles of ... N-terminal and C-ter- minal domains of canonical H1 histones. As stated by Hansen et al. [51], there are many structural features, such as lower binding energy, greater flexibility an...
Ngày tải lên: 08/03/2014, 08:20
Tài liệu Báo cáo khoa học: "A Novel Feature-based Approach to Chinese Entity Relation Extraction" ppt
... feature -based approach that basically integrates entity related information with context information. 3.1 Classification Features The classification is based on the following four types of features. ... approach that is particularly appropriate for Chinese. 3 A Chinese Relation Extraction Model Due to the aforementioned reasons, entity relation extraction in Chinese is mo...
Ngày tải lên: 20/02/2014, 09:20
Báo cáo khoa học: A novel 2D-based approach to the discovery of candidate substrates for the metalloendopeptidase meprin pot
... statistical information useless. Hence, annotations of interesting candidate spots to wrong spots in the reference gel leads to misinterpretation of the data set and protein spots unique to only one ... and C-terminal regions of vinculin, exposing actin-binding and protein kinase C phosphorylation sites on serines 1033 and 1045 [34,35]. Upon activation of hmeprina ⁄ b in stably transf...
Ngày tải lên: 07/03/2014, 06:20
Báo cáo khoa học: "A Morphological Analysis Based Method for Spelling Correction" docx
Ngày tải lên: 09/03/2014, 01:20
Báo cáo khoa học: "A Hierarchical Phrase-Based Model for Statistical Machine Translation" pptx
... machine translation. Natural Language Engineering. To appear. Daniel Marcu and William Wong. 2002. A phrase- based, joint probability model for statistical machine translation. In Proceedings of ... Stochastic inversion transduction grammars and bilingual parsing of parallel corpora. Computational Linguistics, 23:377–404. Kenji Yamada and Kevin Knight. 2001. A syntax -based statisti...
Ngày tải lên: 17/03/2014, 05:20
Báo cáo khoa học: "A Trainable Rule-based Algorithm for Word Segmentation" pdf
... standard"), and a series of transformations to effect this improve- ment. The transformation -based algorithm involves applying and scoring all the possible rules to train- ing data and ... algorithm in place, we can use the training data to produce a rule sequence to augment an initial segmentation approximation in order to obtain a better approximation of the desi...
Ngày tải lên: 17/03/2014, 23:20
Báo cáo khoa học: A novel cholesterol-based detergent potx
... v) and charring at 120 °C for 30 min. To determine relative amounts of sphingomyelin densitometric analysis was performed using aida (advanced image data analyzer, version 3.50, Raytest, Straubenhardt, ... flask-shaped invaginations of the plasma membrane that are enriched in the scaffolding protein caveolin. Rafts and caveolae have been implicated in receptor-mediated signal transduct...
Ngày tải lên: 23/03/2014, 13:20
Báo cáo khoa học: "A Simple, Similarity-based Model for Selectional Preferences" pdf
... annotated data using automat- ically syntactically annotated data. 4 Data We use FrameNet (Baker et al., 1998), a se- mantic lexicon for English that groups words in semantic classes called frames and ... isolated compar- isons of the two generalization paradigms that we are aware of, Gildea and Jurafsky’s (2002) task -based evaluation has found clustering- based approaches to...
Ngày tải lên: 23/03/2014, 18:20