Báo cáo khoa học: "Sentiment Summarization: Evaluating and Learning User Preferences" pot

... – 3 April 2009. c 2009 Association for Computational Linguistics Sentiment Summarization: Evaluating and Learning User Preferences Kevin Lerman Columbia University New York, NY klerman@cs.columbia.edu Sasha ... commerce medium, and particularly the Web 2.0 phe- nomenon of user- generated content, have resulted in the proliferation of massive numbers of product, service and mer...

Ngày tải lên: 31/03/2014, 20:20

... Moran, and Fernando Perelm for helpful discussion and comments. CHAT (Pereira 1983), and the representations are based on those used in that system. We shall show that an analysis of tense and ... president and she is his cur- rent wife • He is the current president and she was his wife in 1975 • He was the president in 1975 and she was his wife then (but perhaps he is...

Ngày tải lên: 21/02/2014, 20:20

... ApoA-I and apoA-II in innate immunity of the carp (Eur. J. Biochem. 271) 2987 Fig. 4 B, t he inta ct a poA-I (b and a), an intermedia ry fragment (band b) and a more stable third band (band c) were ... 1493) and E. coli DH5a were grown to logarithmic phase in Mueller–Hinton broth (Merck) at the appropriate temperature (20 °C f or fish pathogens and P. citreus and 37 °CforE. co li)....

Ngày tải lên: 16/03/2014, 18:20

... First constituent w is introduced and given the input NP, then z is introduced and given VVZ, then y is introduced and given AT, and finally z is introduced and given NN. Because the only input ... trained using a set of example input- output mappings and the Backpropagation learning algorithm. Unlike MLPs, SRNs process sequences of inputs and produce sequences of outpu...

Ngày tải lên: 23/03/2014, 19:20

... evaluating with ROUGE/BE and Pyramid, DUC and TAC also asked human judges to score every candidate summary with regard to its content, readability, and overall re- sponsiveness. DUC and TAC defined linguistic ... Un- 1 http://berouge.com/default.aspx derstanding Conference (DUC) and Text Analysis Conference (TAC). DUC and TAC also manually evaluated machine generated summaries by...

Ngày tải lên: 07/03/2014, 18:20

... respectively refer to ROUGE-1, ROUGE-2, and ROUGE-SU4. In addition, rand100k refers to the randomized algorithm with 100,000 randomly- generated solution candidates, and stack30 refers to stack with ... ran- domized algorithm (rand), the stack decoding (stack), and the branch -and- bound method (exact). 5.2 Results The experimental results are shown in Tables 1 and 2. The columns 1, 2...

Ngày tải lên: 17/03/2014, 22:20

... anaphora and co-reference resolution in recog- nizing events were presented involving NLP and IE techniques more or less (Yoshioka and Hara- guchi, 2004), (Vanderwende, Banko and Mene- zes, 2004) and ... Sec- tions 3.2 and 3.3 address the issues of deriving ),( ji nodenoder according to intra- or /and inter- event relevance and calculating )( i nodew in de- tail. 3.2 Int...

Ngày tải lên: 31/03/2014, 01:20

... malonyl-CoA level and sup- pression of food intake and adiposity. Conversely, the ectopic expression of malonyl-CoA decarboxylase in the hypothalamus is sufficient to pro- mote feeding and adiposity. ... in feeding behavior and energy expenditure. For example, the hypothalamus can sense and respond to fluctuations in the levels of blood glucose [13], fatty acids [12,14,15] and certa...

Ngày tải lên: 14/02/2014, 22:20

... electron density maps and facilitate further rebuilding and improvement of the molecular model, until no unex- plained electron density remained, and the R cryst and R free values converged at 18.9% and 24.4%, ... Protein–ligand and water-mediated protein–ligand hydrogen bond interactions (broken lines) that stablize the pantoate molecules in site I and site II of nPS. Oxygen at...

Ngày tải lên: 16/02/2014, 09:20

... obesity and related pathologies: Androgen deficiency and endothelial dysfunction may be the link between obesity and erectile dysfunction Abdulmaged M. Traish 1 , Robert J. Feeley 1 and Andre Guay 2 1 ... obesity-induced androgen deficiency and hypogonadism-induced obesity remain the subject of intense investigation. Several hypotheses have discussed the relationship of androgen defici...

Ngày tải lên: 18/02/2014, 06:20