Báo cáo khoa học: "Word Sense Disambiguation Improves Information Retrieval" ppt

... the sense frequencies of t senses in d, which represents the amount of t’s sense informa- tion in d. The first item α ∆cos(t,q,d) is a weight of the sense information concerning the relative sense ... terms. 2 http://lemurproject.org/indri/ 275 4 Word Sense Disambiguation In this section, we first describe the construction of our WSD system. Then, we propose the method of assignin...

Ngày tải lên: 23/03/2014, 14:20

... 33–40, Prague, Czech Republic, June 2007. c 2007 Association for Computational Linguistics Word Sense Disambiguation Improves Statistical Machine Translation Yee Seng Chan and Hwee Tou Ng Department of ... using English transla- tions as word senses would be ideal, they instead predicted the HowNet sense of a word and then used the English gloss of the HowNet sense as the WSD model...

Ngày tải lên: 08/03/2014, 02:21

... the first sense (in WordNet) of the target as the real sense. It is no doubt that the skewed distribution of word senses in the corpora (the first sense of- ten captures the dominant sense) can ... lexical sample of SENSEVAL-2 1 shows that lexical cohe- sion based on edge-counting techniques is a good way of unsupervisedly disam- biguating senses. 1 Introduction Word Sense Disa...

Ngày tải lên: 08/03/2014, 02:21

... would seem useful in deciding the sense of “fire”, and serve as clue to leading the sense to “go off or discharge”. It seems that there is no clue to an- other sense. For this case, an approach ... proto- type paths prepared for each sense of the target word. Step 3. Find a summation of similarity between each prototype and input path for each sense. Step 4. Select the sense with th...

Ngày tải lên: 08/03/2014, 04:22

... each sense Sense 1 longtemps de UR quelques denx 1 plus trois Sense 2 le la l' ce les 1968 Comnmn informant values for each sense Pr(English [Sense 1) Pr(English [ Sense ... Informant: Word to the left Information: .378 bits Sense 1 Sense 2 per 0 8 5 2 a one 4 7 Common informant values for each sense Pr(French I Sense 1) Pr(French [Sense 2)...

Ngày tải lên: 08/03/2014, 07:20

... 5 Word Sense Disambiguation We used the result of our clustering analysis, which consists of pairs of collocations of a distinct sense of a polysemous verb and a noun. Let v has senses vl, ... how many senses a word has, and then identify the sets of co-occurring words that correspond to the different senses. 213 Proceedings of EACL '99 Table 2: The result of disambiguat...

Ngày tải lên: 08/03/2014, 21:20

... Abstract Word sense disambiguation algorithms, with few ex- ceptions, have made use of only one lexical know- ledge source. We describe a system which performs word sense disambiguation on ... This paper describes a system that integrates a num- ber of partial sources of information to perform word sense disambiguation (WSD) of content words in general text at a high lev...

Ngày tải lên: 17/03/2014, 07:20

... LP JS Data p-value Significance SENSEVAL-3 (1%) 1.1e-003 ≪ SENSEVAL-3 (10%) 8.9e-005 ≪ SENSEVAL-3 (25%) 9.0e-009 ≪ SENSEVAL-3 (50%) 3.2e-010 ≪ SENSEVAL-3 (75%) 7.7e-013 ≪ SENSEVAL-3 (100%) - - interest ... Comparison of sense disambiguation results be- tween SVM, monolingual bootstrapping and LP on word “use”. (a) only one labeled example for each sense of word “use” as training data bef...

Ngày tải lên: 23/03/2014, 19:20

... this manner for the disambiguation of the noun interest. We describe a method for formulating proba- bilistic models that use multiple contextual features for word -sense disambiguation, without ... order to reasonably consider doing large-scale word- sense disambiguation, it is necessary to eliminate the need for large amounts of manually sense- tagged data. In the future, we ho...

Ngày tải lên: 23/03/2014, 20:21

... on information retrieval. However, there are 1We used the Longman Dictionary as our source of information about word senses (Procter 78). "/2 also distinctions that are important in information ... careful to use the right senses of those words. We not only have to know the sense of the word in the query (in this example, the sense of the word "term'), but the...

Ngày tải lên: 31/03/2014, 21:20