Báo cáo khoa học: "Collective Classification for Fine-grained Information Status" ppt
... Association for Computational Linguistics, pages 795–804, Jeju, Republic of Korea, 8-14 July 2012. c 2012 Association for Computational Linguistics Collective Classification for Fine-grained Information ... coarse-grained classification and focuses on conversational dialogue. We here introduce the task of classifying fine- grained information status and work on writ- ten text. W...
Ngày tải lên: 30/03/2014, 17:20
... classification. All available link information should be applied to this end, so we need models capable of accepting both positive and negative information. The normalization techniques used for ... agreement, meaning that for the present task the impact of dis- carding this information may not be large. However, the primary utility in collective approaches lies in their ability to...
Ngày tải lên: 23/03/2014, 16:20
... ac- cepting a parse forest as input. There are a variety of other tasks for which sen- tence simplification might be useful, including sum- marization, information retrieval, information ex- traction, ... predictions (for all arguments) for these sentences. Baseline and Transforms were regularized using a Gaussian prior; for both models, σ 2 = 1.0 gave the best results on the develo...
Ngày tải lên: 31/03/2014, 00:20
Báo cáo khoa học: "Frequency Matters: Pitch Accents and Information Status" pptx
... novelty. In a recent 1 The term information status is used in (Prince, 1992) for the first time. Before that the terms givenness, novelty or in- formation structure were used for these concepts. study ... effect for given tokens than for all accents pooled (as described in Experiment 1): the information status category given compounds the frequency of occurrence ef- fect for L∗H...
Ngày tải lên: 17/03/2014, 22:20
Báo cáo khoa học: Functional classification of scaffold proteins and related molecules pptx
... domain; RACK, receptor for activated C kinase; SARA, SMAD-anchor for receptor activation; SH2, Src homology 2 domain; SH3, Src homology 3 domain; Ste5, sterile 5; TGFb, transforming growth factor ... Functional classification of scaffold proteins FEBS Journal 277 (2010) 4348–4355 ª 2010 The Authors Journal compilation ª 2010 FEBS 4351 exists between the SH3 domains for ligand binding....
Ngày tải lên: 06/03/2014, 22:21
Báo cáo khoa học: "Verb Classification using Distributional Similarity in Syntactic and Semantic Structures" pdf
... experimental setup We consider two different corpora: one for VerbNet and the other for FrameNet. For the former, we used the same verb classification setting of (Brown et al., 2011). Sentences ... classifiers by exploiting previous technology for kernel methods. In particu- lar, we design new models for verb classification by adopting algorithms for structural similarity, known...
Ngày tải lên: 23/03/2014, 14:20
Báo cáo khoa học: "Discriminative Classifiers for Deterministic Dependency Parsing" docx
... that SVM outperforms MBL for the three most com- plex models Φ 3 , Φ 4 and Φ 5 , both for English and Chinese. The results for Swedish are less clear, although the labeled accuracy for Φ 3 and Φ 5 are significantly ... dependency- based parsing. It was first used for unlabeled de- pendency parsing by Kudo and Matsumoto (2002) (for Japanese) and Yamada and Matsumoto (2003) (for Eng...
Ngày tải lên: 23/03/2014, 18:20
Báo cáo khoa học: "Hedge classification in biomedical texts with a weakly supervised selection of keywords" doc
... this task, a vector space model (VSM) is a straightforward and suit- able representation for statistical learning. As VSM 282 is inadequate for capturing the (possibly relevant) re- lations between ... (features). This is performed by weighting features to maximise the likelihood of data and, for each instance, decisions are made based on features present at that point, thus maxent cla...
Ngày tải lên: 31/03/2014, 00:20
Báo cáo khoa học: "Automatic Classification of Verbs in Biomedical Texts" potx
... only 4 . 3.2.3 Information Bottleneck The Information Bottleneck (Tishby et al., 1999) (IB) is an information- theoretic method which controls the balance between: (i) the loss of information by ... configurations: the ones for which the rele- vance information increases more sharply between K − 1 and K clusters than between K and K + 1. 3.2.4 Information Distortion The Informati...
Ngày tải lên: 31/03/2014, 01:20
Tài liệu Báo cáo khoa học: "Bilingual Sense Similarity for Statistical Machine Translation" ppt
... Salton and M. J. McGill. 1983. Introduction to Modern Information Retrieval. McGraw-Hill, New York. P. Turney. 2001. Mining the Web for synonyms: PMI-IR versus LSA on TOEFL. In: Proceedings ... co-occurrence counts of the two units. Therefore, questions emerge: how good is the sense similarity computed via VSM for two units from parallel corpora? Is it useful for multi- lingual...
Ngày tải lên: 20/02/2014, 04:20