Báo cáo khoa học: " A Cooperative Question-Answering System on the WEB" pdf

... Web-based method can be used in a number of applications, in- cluding human usage, thesaurus production (Hearst, 1992; Nakamura and Nagao, 1988) and natural lan- guage understanding in general. Among ... which a QA system searches the encyclopedia database for one or more descriptions related to X (this application is also effective for dialog systems). In general, the performance o...

Ngày tải lên: 20/02/2014, 18:20

... Co- operative response elaboration and response gen- eration are presented in (Benamara and Saint- Dizier, 03). 2 What is a Cooperative Response ? Cooperative answering systems are typically able to ... style cooperative NL responses of a reasonable quality that reflect the accuracy of the reasoning procedures. A major feature is the in- tegration of a real cooperative...

Ngày tải lên: 31/03/2014, 20:20

... informa- tion” for the translator by the system as infor- mation that the translator can use to make his or her own decisions. 2. The system should show the range of avail- able information in a manner ... text area and the TL editing area. These scroll synchronically. To enable translators to main- tain their work rhythm, the keyboard cursor is al- ways bound to the TL...

Ngày tải lên: 23/03/2014, 18:20

... 2008). 3.3 Gold Standard Direct evaluation of subcategorization acquisition performance against a gold standard based on a manmade dictionary is not ideal (see e.g. (Poibeau and Messiant, 2008)). ... hypothesis testing) and exploration of task-based evaluation in the context of practical NLP applications and tasks such as the acquisition of se- mantic classes from the SCFs (Levin,...

Ngày tải lên: 31/03/2014, 00:20

... high-performance anion exchange chromatography (HPAEC) with a Carb- oPac PA-1 column on a Dionex (Sunnyvale, CA, USA) T. Na ¨ gele et al. Systems biology of cold acclimation in A. thaliana FEBS Journal ... simulation A mathematical model was developed, representing central carbohydrate metabolism in leaves of A. thaliana. The model was based on the following system of ordina...

Ngày tải lên: 14/02/2014, 22:20

... Pharmacology of neuronally active a- conotoxins (Eur. J. Biochem. 271) 2309 Identification and characterization of neuronally active a- conotoxins Assay-based and cDNA-based strategies The first a- conotoxins ... Further characterization on Aplysia neurons confirmed that they targeted neuronal a- BTX-insensitive nAChRs, albeit with comparably low (micromolar) affinity. As the bioassays...

Ngày tải lên: 19/02/2014, 12:20

... items on the stack into one IP node, and outputs this as a partial parse. Sagae and Lavie (2005) have shown that this algorithm has linear time complexity, assuming that classifica- tion takes constant ... the content of the stack and queue. The classifier makes shift/reduce decisions based on contextual features that represent the parse state. A shift action removes the firs...

Ngày tải lên: 20/02/2014, 12:20

... train TransAhead, we used British National Corpus and Hong Kong Parallel Text and deployed GENIA tagger for POS analyses. To evaluate TransAhead in CAT and CALL, we introduced it to a class ... on language learning. Specifically, our goal is to build a human-computer collaborative writing assistant: helping the language learner with in- text grammar and translation and at the...

Ngày tải lên: 22/02/2014, 03:20

... proliferation. In conjunction with a positive activation ratio, the 1C zymogen also combines an increased T m upon activation, making the activated ribonuclease more stable than the unactivated one. ... flexible and that it moves away from the RNase A active site on activation. Discussion Basis for zymogen inactivity The cleavage of a peptide bond in natural zymogens leads to...

Ngày tải lên: 07/03/2014, 11:20

... data base is freely available as a MongoDB database, which can easily be interfaced with using APIs in various programming languages. For infor- mation about how to obtain the database, please ... 13,724 hierarchal relations. For example, if A immediately dominates B and B immediately dominates C, then the set of valid organizational dominance relations are A dominates B, B dominate...

Ngày tải lên: 07/03/2014, 18:20