Tài liệu Báo cáo khoa học: "A text-based search interface for Multimedia Dialectics" ppt

... precompiling additional information, parsing can be broken down into recognition followed by parse recovery; • providing a formal treatment of the algo- rithms for transforming and minimising ... A structure-sharing parser for lexicalized grammars Roger Evans Information Technology Research Institute University of Brighton Brighton, BN2 4G J, UK ... annotations are unioned; • t...

Ngày tải lên: 20/02/2014, 18:20

... pattern search method for bound constrained gloabal optimiza- tion. J Glob Optim 39 , 197–219. 34 Schmidt H & Jirstrand M (2006) Systems Biology Tool- box for MATLAB: a computational platform for research ... electrode. For starch extraction, pellets for ethanol extraction were solubilized by heating them to 95 °Cin0.5m NaOH for 30 min. After acidification with 1 m CH 3 COOH,...

Ngày tải lên: 14/02/2014, 22:20

... templates for the design of optimized synthetic peptides for the subtype characteriza- tion of nAChRs. Acknowledgements A. N. was supported by an Emmy Noether research fellowship of the Deutsche Forschungsgemeinschaft ... indicating that at least two other subunits are required for effective channel formation. In Correspondence to A. Nicke, Max Planck-Institute for Brain Research, Deu...

Ngày tải lên: 19/02/2014, 12:20

... paper, we formulate ex- tractive summarization as a two step learn- ing problem building a generative model for pattern discovery and a regression model for inference. We calculate scores for sentences ... 2010. c 2010 Association for Computational Linguistics A Hybrid Hierarchical Model for Multi-Document Summarization Asli Celikyilmaz Computer Science Department University of Cal...

Ngày tải lên: 20/02/2014, 04:20

... relevant to the target concerned. Therefore, we argue that existing information representation i.e. bag-of-word, cannot satisfy the information needs for opinion retrieval. In this paper, ... and Ounis, 2006). Therefore, in this paper we regard the information needs for opinion retrieval as relevant opinion. 2.2 Motivation of Our Approach In traditional information retrieval (IR...

Ngày tải lên: 20/02/2014, 04:20

... re-ranking model performs rather well for a limited number of candidate structures, and out- performs Charniak’s model when k = 5. In this case we observe a small boost in performance for the detection ... candi- dates? Since no parser currently exists for the TDS representation, we utilize a state of the art parser for PS trees (Charniak, 1999), and transform each candidate to TDS. T...

Ngày tải lên: 20/02/2014, 04:20

... idea of the informa- tion in question or just wants to explore the infor- mation space, the current search engine paradigm does not provide enough assistance for these kind of searches. The user ... eventually reformulate the query in order to find new information. This can be a tedious task especially on mobile devices. Seen in this con- text, current search engines seem to be best suit...

Ngày tải lên: 20/02/2014, 05:20

... network 8 4 Experiments and Analyses 4.1 Corpus Information Table 1: Corpus information Table 1 shows the information of corpus which is used for experiments. All corpora are obtained from ... system is for sentences rec- ognized by OCR, and it uses character transition probabilities and POS (part of speech) tag n-gram. However it needs a word dictionary and takes long time fo...

Ngày tải lên: 20/02/2014, 12:20

... 2005. c 2005 Association for Computational Linguistics A Phonotactic Language Model for Spoken Language Identification Haizhou Li and Bin Ma Institute for Infocomm Research Singapore 119613 ... to extracted information from acous- tic model and n-gram LM for language l. We have and {, AM } L LM lll λλλ = ( 1, , ) l l λ ∈Λ = . A maxi- mum-likelihood classifier can be formulated...

Ngày tải lên: 20/02/2014, 15:20

... blocks for for which . 560 4 Online Training of Maximum-entropy Model The local model described in Section 3 leads to the fol- lowing abstract maximum entropy training formulation: (8) In this formulation, ... 2005. c 2005 Association for Computational Linguistics A Localized Prediction Model for Statistical Machine Translation Christoph Tillmann and Tong Zhang IBM T.J. Watson Research...

Ngày tải lên: 20/02/2014, 15:20