Báo cáo khoa học: "A Broad-Coverage Normalization System for Social Media Language" pot

... Association for Computational Linguistics, pages 1035–1044, Jeju, Republic of Korea, 8-14 July 2012. c 2012 Association for Computational Linguistics A Broad-Coverage Normalization System for Social Media ... the text normalization system. 3 Broad-Coverage Normalization System In this section, we describe our broad-coverage nor- malization system, which consists...

Ngày tải lên: 07/03/2014, 18:20

... Association for Computational Linguistics, pages 203–207, Jeju, Republic of Korea, 8-14 July 2012. c 2012 Association for Computational Linguistics Movie-DiC: a Movie Dialogue Corpus for Research ... the objective being pursued, dia- logue systems can be grouped into two major cate- gories: task-oriented and chat-oriented systems. In the first case, the system is required to help th...

Ngày tải lên: 07/03/2014, 18:20

... 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 in systems ... chromatography system coupled with a pulsed amperometric detection by a gold electrode. For starch extraction, pellets for ethanol extraction were solubilized by heating them to 95...

Ngày tải lên: 14/02/2014, 22:20

... target for prey capture. However, the genetic information for ÔunderdevelopedÕ a-conotoxins targeting other nAChR subtypes might still be present in the snails and could supply novel ligands for ... nAChRs in rat medial habenula neurons, the locus coerulus and chick ciliary ganglion neurons, where similar potencies as in the oocyte system were observed [75–77]. An exceptionally high p...

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 ... 2010. c 2010 Association for Computational Linguistics A probabilistic generative model for an intermediate constituency-dependency representation Federico Sangati Institute for...

Ngày tải lên: 20/02/2014, 04:20

... in- formation between chunk pairs which explic- itly takes their distance into account. An ini- tial user evaluation shows that this system is especially helpful for finding new interesting information ... can explore in an uniform way both new information nuggets and validated back- ground information nuggets interactively. Fig. 1 summarizes the main components and the informa- tion flow....

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 ... proposed 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 lon...

Ngày tải lên: 20/02/2014, 12:20

... 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, ... the sentence is a potential successor. We simply set . More- over, setting during decoding does not change performance: the list just restricts the possible target translations for...

Ngày tải lên: 20/02/2014, 15:20