Báo cáo khoa học: "Investigations on Word Senses and Word Usages" ppt

... the case for a graded notion of word meaning in two experiments, one which uses WordNet senses in a graded fashion, contrasted with the “winner takes all” annotation, and one which asks annotators ... tra- ditional word sense annotation runs the risk of in- troducing bias into the annotation. Comparison to lexical substitutions. There is a strong correlation between both Usim and WS...

Ngày tải lên: 08/03/2014, 00:20

... 2006. c 2006 Association for Computational Linguistics Investigations on Event-Based Summarization Mingli Wu Department of Computing The Hong Kong Polytechnic University Kowloon, Hong Kong csmlwu@comp.polyu.edu.hk ... summarization. Manual summaries with 50 words, 100 words, 200 words and 400 words are provided. Since manual evaluation is time-consuming and may be subjective...

Ngày tải lên: 17/03/2014, 04:20

... on Bos taurus chromosome 3 with high similarity to human PCSK9 exons 8–12. These putative PCSK9 exons have insertions ⁄ deletions and nonsynonymous mutations in regions that are absolutely conserved ... corre- sponding author for the article. J. Cameron et al. Conserved protrusion on PCSK9 FEBS Journal 275 (2008) 4121–4133 ª 2008 The Authors Journal compilation ª 2008 FEBS 4133 Investig...

Ngày tải lên: 23/03/2014, 07:20

... programming environment offers a convenient yet challenging extension of work already being done with database query. First I recite some of the merits of continuing research on natural language ... will be useful to continue with database query while we wait for miracles of technology to fill our demands for ever greater processing speed. A second reason for not yet abandoning the da...

Ngày tải lên: 21/02/2014, 20:20

... baseline and Ando[CoNLL’06] on ONTONOTES data. We conclude with a brief sum- mary in Section 4. 2 Feature Selection for WSD We use an information theoretic approach to fea- ture selection based on ... cluster similar word senses of different words, and then use the models learned for all but one of the word senses in the cluster (called the “training word senses ) to put a...

Ngày tải lên: 17/03/2014, 02:20

... intension/extension. Maida and Shapiro [13] adopt the same approach but use propositional semantic networks that are labelled graphs, and that only represent intenslons and not exten- sions, ... the notions of truth value and of defi- nite reference. I INTRODUCTION Speech act representation and the lan- guage planning require that the system can reason about intensional co...

Ngày tải lên: 21/02/2014, 20:20

... Sec- tion 23 for test, and the rest is used as the training data. Note that some WSJ files were not included in the OntoNotes release and Section 23 in OntoNotes contains only 1640 sentences. The OntoNotes ... NoneL, NoneM, and NoneR, encoding a trace found in the left, mid- dle or right position of its lowest non-empty parent. It’s trivial to recover a trace’s position in a sentence fro...

Ngày tải lên: 07/03/2014, 22:20

... experiments in Sections 7, 8 and 9. Section 10 then presents some discussion, conclusions and opportunities for future research. 2 Information Status and Intonation It is commonly assumed that ... annotation of intonation the GToBI(S) annotation scheme (Mayer, 1995) was used. In earlier versions of PaIntE, the approximation of the F 0 -contour for H∗L and H∗ was carried out on the a...

Ngày tải lên: 17/03/2014, 22:20

... 2A), and the exon–intron boundaries were completely consistent with the GT/AG rule. T he wAQPap-1 gene contained a termination codon in exon 3, and an insertion of single nucleotide in exon 7 resulting ... of the exons and introns are shown in Fig. 1B. The human AQPap gene contained eight exons within 18 kb of genomic DNA with large second and third introns (Fig. 1A). All of the exon–...

Ngày tải lên: 23/03/2014, 21:21

... differential electronic environment. The nature and type of amino acids and their side-chain orientations around iron– sulfur cluster coordination sites are the likely cause of minor variations in the electronic ... this observation, the total iron content of proteins purified under different conditions was measured. The total iron content of the native and in-column refolded protein var...

Ngày tải lên: 18/02/2014, 12:20