Báo cáo khoa học: "Word Sense Disambiguation Using Label Propagation Based Semi-Supervised Learning" docx

... Arbor, June 2005. c 2005 Association for Computational Linguistics Word Sense Disambiguation Using Label Propagation Based Semi-Supervised Learning Zheng-Yu Niu, Dong-Hong Ji Institute for Infocomm ... 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 train...

Ngày tải lên: 23/03/2014, 19:20

... 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 Disambiguation ... tied scores simply using 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 o...

Ngày tải lên: 08/03/2014, 02:21

... 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 based on as- sociation ... Japan yamasita@hamamatsu-u.ac.jp Yukihiro Itoh Abstract In this paper, we proposed a new super- vised word sense disambiguation (WSD) method based on a pairwise alignment technique...

Ngày tải lên: 08/03/2014, 04:22

... 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 ... Word Sense Disambiguation using Optimised Combinations of Knowledge Sources Yorick Wilks and Mark Stevenson Department ... contains two levels of sense distinction: the broad ho...

Ngày tải lên: 17/03/2014, 07:20

... Word -Sense Disambiguation Using Decomposable Models Rebecca Bruce and Janyce Wiebe Computing Research Lab and ... 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 ... as the set of sense tags all non-idiomatic noun senses of inte...

Ngày tải lên: 23/03/2014, 20:21

... for disambiguating verbal word senses using term weight learning. In our method, collocations which char- acterise every sense are extracted using similarity -based estimation. For the re- sults, ... biguating verbal word senses using term weight learning based on similarity -based estimation. The results showed that when polysemous verbs have two, three and four senses,...

Ngày tải lên: 08/03/2014, 21:20

... analysis phase a sense- disambiguation component that assigns sense labels to French words. If pren- dre is labeled with one sense in the context of ddcision but with a different sense in other ... 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)...

Ngày tải lên: 08/03/2014, 07:20

... translation disambiguation is actually a special case of word sense disambiguation (in the example above, ‘gongchang’ corresponds to the sense of ‘factory’ and ‘zhiwu’ corresponds to the sense ... a classification decision (a label) . Many methods for word sense disambiguation using a supervised learning technique have been proposed. They include those using Naïve Bay...

Ngày tải lên: 20/02/2014, 21:20

... Chinese- English word -based statistical MT system using the ISI ReWrite decoder (Germann, 2003). Though they acknowledged that directly using English transla- tions as word senses would be ideal, ... analyze our ex- perimental results, before concluding in Section 8. 2 Word Sense Disambiguation Prior research has shown that using Support Vector Machines (SVM) as the learning algor...

Ngày tải lên: 08/03/2014, 02:21

... as the English sense labels. All WordNet senses for which a word has been ob- served in the corpus form our set of English sense labels. The Sense Model holds that the sense labels for the two ... English senses for . Each English trans- lation for has its set of English sense labels drawn from WordNet. So the relevant English sense labels for may be defined as . We call this the E...

Ngày tải lên: 08/03/2014, 04:22