Báo cáo khoa học: "Decision detection using hierarchical graphical models" docx

... Sweden, 11-16 July 2010. c 2010 Association for Computational Linguistics Decision detection using hierarchical graphical models Trung H. Bui CSLI Stanford University Stanford, CA 94305, USA thbui@stanford.edu Stanley ... how much using ASR output degrades detection of decision regions. 3 The authors used the AMI DA annotations. 309 The authors conducted experiments using the A...

Ngày tải lên: 23/03/2014, 16:20

... between domains. The hierarchical clustering method used in the information retrieval offers a good means for this purpose. A dictionary hierarchy can be constructed by the hierarchical clustering ... (Felber, 1984). The recent works on ATR identify the candidate terms using shallow syntactic information and score the terms using statistical measure such as frequency. The cand...

Ngày tải lên: 08/03/2014, 05:20

... METEOR scores were computed using 16 references. The TER and TERp were com- puted using a single reference. 4.3 Reordering model comparison Tables 1 and 2 show the scores using the differ- ent reordering ... weighted alignment matrices. First, we test a simple approach by using the 1-best alignment to generate the reordering model, while using the alignment matrix to produce the tra...

Ngày tải lên: 23/03/2014, 16:20

... Coreference Resolution Using Competition Learning Approach Xiaofeng Yang *+ Guodong Zhou * Jian Su * Chew Lim Tan ... generated for each anaphor encountered in the training data set, a classifier can be trained using a certain machine learning algorithm, such as C4.5, RIPPER, etc. Given the feature vector ... classification re- sult for an instance )ana,cj,ci(inst . The antecede...

Ngày tải lên: 23/03/2014, 19:20

... with using word repetition is that inappropriate matches can be made because of the lack of contextual information (Salton et al., 1994). Another approach to text segmentation is the detection ... (83.3%) Table 1. Comparison of segmentation algorithm using different linguistic features. Discussion: The segmentation algorithm using the linguistic features word repetition and...

Ngày tải lên: 31/03/2014, 04:20

... source side, both hierarchical phrase-based and tree-to- string models produce strings of terminals and nonterminals on the target side. Figure 4 shows a derivation composed of both hierarchical phrase IP(x 1 :VV, ... quality using case-insensitive BLEU metric (Papineni et al., 2002). Our joint decoder included two models. The 581 Max-derivation Max-translation Model Combination Time BL...

Ngày tải lên: 23/03/2014, 16:21

... Linguistics. Thelen, M. and Riloff, E. (2002). A bootstrapping method for learning semantic lexicons using extrac- tion pattern contexts. In In Proc. 2002 Conf. Empir- ical Methods in NLP (EMNLP). Wagstaff, ... model, we assume that the corpus is generated based on the following generative pro- cess (its graphical notation is shown in Fig. 2(a)): 1. For each topic k=1· · · T, (a) Choose r...

Ngày tải lên: 31/03/2014, 20:20

... PCR detection of nearly any dengue virus strain FEBS Journal 278 (2011) 1676–1687 ª 2011 The Authors Journal compilation ª 2011 FEBS 1687 PCR detection of nearly any dengue virus strain using ... RN, Porter KR, Suharyono W, Watts DM, King CC, Murphy GS, Hayes CG et al. (2001) Detection of dengue viral RNA using a nucleic acid sequence-based amplification assay. J Clin Microbiol 39, 2...

Ngày tải lên: 14/02/2014, 19:20

... Selective detection of superoxide anion radicals generated from macrophages by using a novel fluorescent probe Jing Jing Gao 1 , Ke Hua Xu 1 , ... Among these methods, fluorescence detection appears to be particularly attractive because it is able make superoxide anion radicals in living cells ‘visible’ in situ using confocal laser scanning ... 10 )6 m. The detection limit was 1.68 ·...

Ngày tải lên: 16/03/2014, 11:20

... trained on MRDA using lexical and/or prosodic features, and Wiki talk pages using lexical features. 3.4 Adaptation Results For bootstrapping, we first train an initial baseline classifier using the Wiki ... lexical features. In this work, we focus on ques- tion detection in the Meeting Recorder Dialog Act corpus (MRDA) (Shriberg et al., 2004), using text sentences with question marks...

Ngày tải lên: 17/03/2014, 00:20