Báo cáo khoa học: "CONSTRAINT-BASED EVENT RECOGNITION INFORMATION EXTRACTION" pot

... meaningful combination of methods from different pattern recognition paradigms. 4.2 A combination of statistical and syntactic recognition Syntactic recognition is a form of pattern recogni- tion, where ... decisions in information terms. C4.5 algorithm is an evolution of ID3 algorithm. The main characteristics of C4.5 are the following: 1. The algorithm can work with continuous at- t...

Ngày tải lên: 08/03/2014, 21:20

... probabilities than other words. We can then hypothesize the exis- tence of multiple topics in text and define a gener- ative model based on the hypothesized topics. By fitting the model to text ... Padhraic Smyth, Michal Rosen-Zvi, and Thomas Griffiths. 2004. Probabilistic author- topic models for information discovery. In Proceed- ings of KDD’04, pages 306–315. Xuanhui Wang, ChengXiang Zhai,...

Ngày tải lên: 23/03/2014, 16:20

... CONSTRAINT-BASED EVENT RECOGNITION FOR INFORMATION EXTRACTION Jeremy Crowe* Department of Artificial Intelligence Edinburgh University Edinburgh, EH1 1HN UK j.crowe@ed.ac.uk Abstract Event recognition ... program that assigns message- level event structures to newswire texts. Although the need to recognise events has been widely acknowledged, most approaches to informat...

Ngày tải lên: 08/03/2014, 07:20

... travel information system at LIMSI The ARISE (Automatic Railway Information Systems for Europe) projects aims developing prototype telephone information services for train travel information ... technologies including speech recognition, speaker change detection, speaker identification, name extaction, topic classification and information retrieval. 2.4 Information Extra...

Ngày tải lên: 20/02/2014, 18:20

... protein-protein docking approach based on biochemical or biophysical information. J Am Chem Soc, 125, 1731–1737. Supporting information The following supplementary material is available: Fig. ... support issues arising from supporting information (other than missing files) should be addressed to the authors. S. Zakian et al. Structural basis for peptide recognition by NarJ FEBS Journal...

Ngày tải lên: 16/02/2014, 14:20

... might have evolved from RNA to protein recognition. Although these RRM proteins do not bind RNA, they are all implicated in RNA-related functions such as recognition of the exon junction (Y14), ... Structural basis for recognition of AU-rich element RNA by the HuD pro- tein. Nat Struct Biol 8, 141–145. 36 Mazza C, Segref A, Mattaj IW & Cusack S (2002) Large-scale induced fit recognit...

Ngày tải lên: 19/02/2014, 17:20

... expressiveness and inde- terminism means that metaphors are just as useful for eliciting information as they are for conveying information. We explore here, via a demonstration of a system for metaphor ... clearly benefit from a competence in metaphor is that of information retrieval (IR). Speakers use metaphors with ease when eliciting information from each other, as e.g. when...

Ngày tải lên: 19/02/2014, 20:20

... environ- ment where everyone can publicly express their opinion about events, products or people. This wealth of information is potentially of vital im- portance to institutions and companies, providing them ... provides information about the gen- eral distribution of term i amongst documents of all classes, without providing any additional evi- dence of class preference. The utilization...

Ngày tải lên: 20/02/2014, 04:20

... Relations The information in the event s syntactic envi- ronment is very important in deciding the dura- tions of events. For example, there is a difference in the durations of the “watch” events in ... temporal information in text that has hitherto been largely unexploited, en- coded in the descriptions of events and relying on our knowledge of the range of usual durations of types...

Ngày tải lên: 20/02/2014, 12:20

... used. The use of information on character sorts, however, mitigates this difficulty. This paper presents our method of incorporating character cluster- ing based on mutual information into ... Use of Mutual Information Based Character Clusters in Dictionary-less Morphological Analysis of Japanese Hideki ... a dictionary (Kashioka, et. al. 1997) has led us to employ, among other p...

Ngày tải lên: 20/02/2014, 18:20