Báo cáo khoa học: "Coreference Resolution across Corpora: Languages, Coding Schemes, and Preprocessing Information" pptx

... 2010. c 2010 Association for Computational Linguistics Coreference Resolution across Corpora: Languages, Coding Schemes, and Preprocessing Information Marta Recasens CLiC - University of Barcelona Gran ... of a coreference resolution system, as measured by MUC, B 3 , and CEAF. By varying separately three param- eters (language, annotation scheme, and preprocessing inf...

Ngày tải lên: 07/03/2014, 22:20

... terms X and Y are terms in same category and X is nested in Y as W 1 XW 2 , then X is base term, and W 1 and W 2 are modifiers of X. For example two terms, “diabetes mellitus” and “insulin ... +⋅ (2) where Spec(X) , Spec(W 1 ) , and Spec(W 2 ) are specificity values of X , W 1 , W 2 respectively. α and β , real numbers between 0 and 1, are weighting schem...

Ngày tải lên: 08/03/2014, 04:22

... al., 1996; Dagan and Church, 1994; Kumano and Hirakawa, 1994; Haruno et al., 1996), machine translation (Brown and others, 1993; Sato and Nagao, 1990; Kaji et al., 1992) and infor- mation ... and weng are good translations of one an- other, a should be large, and b and c should be small. In contrast, if the two are not good translations of each other, a should be small,...

Ngày tải lên: 31/03/2014, 06:20

... coreference resolution, including unsupervised and semi-supervised approaches (e.g. Haghighi and Klein (2007)), structured approaches (e.g. McCallum and Wellner (2004) and Finley and Joachims ... MUC and ACE conferences) and, thus, allows for easy implementation and evaluation across these data sets. We hope that Reconcile will support experimental research in coreference r...

Ngày tải lên: 20/02/2014, 04:20

... con- taining NP j in KP and RP , respectively, and then divides this number by |KP j | and |RP j | to obtain the R and P values of NP j , respectively. On the other hand, CEAF finds the best one-to-one ... annotations as the gold standard. As we can see, the MP model achieves F-measure scores of 62.4 (B 3 ) and 60.0 (CEAF) on ACE and 53.3 (B 3 ) and 51.5 (CEAF) on OntoNotes, and...

Ngày tải lên: 07/03/2014, 22:20

... the other-anaphora resolution. In their approach, a pattern “X and other Y” is used. Given an anaphor and a candidate antecedent, the pattern is instantiated with the two NPs and forms a query. ... the non-anaphor and its false antecedent. These neg- 1 For resolution of pronouns, only the preceding NPs in cur- rent and previous two sentences are considered as antecedent candidat...

Ngày tải lên: 17/03/2014, 04:20

... reliably, and ensure that the most preferred candidate is selected. Further- more, our approach applies a candidate filter to reduce the computational cost and data noises during training and resolution. ... classifier on the pairs of a candidate and C 0 is just a single- candidate classifier. Thus, we can safely adopt the single-candidate classifier as our candidate filter. T...

Ngày tải lên: 23/03/2014, 19:20

... the presence of divalent Ca 2+ and Mg 2+ ions under native conditions (B), and of 100 l M C-peptide in the presence of insulin (C) and of 100 l M C-peptide in the presence of NaCl and formamide (D) under ... surface and FTIR spectra were acquired. The corresponding SDS : peptide ratios are indicated. The dashed lines indicate the threshold between random coil and b-sheet structure...

Ngày tải lên: 18/02/2014, 04:20

... plagiarism by exploiting lexical, syntactic and semantic features that includes duplication-gram, reordering and alignment of words, POS and phrase tags, and semantic similarity of sentences. We ...   S 1 (i) and S 2 (i) are indices of the i th matched word in sentences S 1 and S 2 respectively and n is the number of matched words between the sentences S 1...

Ngày tải lên: 23/03/2014, 14:20

... previous technologies, are developed to deal with these huge data sets. The HT and computa- tional stages continue hand-in-hand, constituting many of the approaches of what has been termed functional genomics ... target in the search, the assay yielded a handful of candidate interactors (often termed the ‘prey’) as acti- vation domain-fused proteins. These candidates were generally analyzed...

Ngày tải lên: 23/03/2014, 15:21