Tài liệu Báo cáo khoa học: "Trimming CFG Parse Trees for Sentence Compression Using Machine Learning Approaches" pptx

... 850–857, Sydney, July 2006. c 2006 Association for Computational Linguistics Trimming CFG Parse Trees for Sentence Compression Using Machine Learning Approaches Yuya Unno 1 Takashi Ninomiya 2 Yusuke ... only original sentences are parsed, and the parse trees of compressed sentences are extracted from the original parse trees. An example of this method is shown in F...

Ngày tải lên: 20/02/2014, 12:20

... al., 2007) using a sentence- level XML markup. The list of word shortcuts for each sentence is provided as an XML tag that is parsed by the decoder to modify the distortion matrix just before starting ... tag- ging using decision trees. In Proceedings of Interna- tional Conference on New Methods in Language Pro- cessing. Christoph Tillmann. 2004. A Unigram Orientation Model for S...

Ngày tải lên: 19/02/2014, 19:20

... selection is that the domain-specific model performs better for input sentences similar to its training space, whereas the generalized model performs better for ones that are dissimilar. To measure ... tokens (in %). better for individual genres (except for NW, where Model S performs better than any other model). For both all and unknown token experiments, Model S performs better tha...

Ngày tải lên: 19/02/2014, 19:20

... indicates sentence C contains a re- levant opinion. Similarly, we map each sentence in word pairs by the following rule, and express the intra -sentence information using word pairs. For each ... (i.e. opinion) of a sentence. Word pairs can maintain intra -sentence contextual information to express the potential relevant opinions. In addi- tion, inter -sentence contextual inf...

Ngày tải lên: 20/02/2014, 04:20

... entire sentences into eight types (seven comparative types and one non-comparative type). 5.2.1 Extracting comparative sentences. Before evaluating our proposed method for comparative sentence ... proper machine learning techniques. The final experimental results in 5-fold cross validation show the overall accuracy of 88.59% for the first task and the overall accuracy of 86....

Ngày tải lên: 20/02/2014, 04:20

... 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, the suspension was digested for ... sys- tems biology toolbox2 are necessary for the performance of model simulations using the sbsimulate function. Statistics ANOVAs and t-tests were performed with matlab (Ver- si...

Ngày tải lên: 14/02/2014, 22:20

... hdn rat cao. Neu nhU d nUdc ta, ty le ly hdn hien nay Udc tinh khoang 5 %, thi d Nhat Ban, ty le nay la tren 30 % (www.divorcereform.org. ngay 14/8/2010). Cac nha nghien cflu ve gia dinh deu ... dang ky ket hdn dang xuat hien. Theo ket qua Tong dieu tra gia dinh Viet Nam 2006, fldc tinh cd khoang mpt trieu cap vd chdng dang sinh sd'ng khdng cd hdn thfl. Loai hinh gia dinh nay cun...

Ngày tải lên: 17/02/2014, 05:20

... doan nay, hai dai ttr nhan xung ngdi thiir hai iy- va -k hoan toan mang y nghla trung tfnh. Khoang 200 nam sau, vao nhiing nam 400 - 500 TCN (thdi Khong Tu, Ludn ngii) bat ddu co sir phan

Ngày tải lên: 18/02/2014, 03:20

... cultured rat hepatocytes (C, D) were incubated for 3 h with 200 n M PTX-2 (B, D) or with the toxin vehicle (control; A, C). Then, they were stained for F-actin and G-actin with Oregon Green 514 ... new candidates for cancer therapy. References 1 Draisci R, Lucentini L, Giannetti L, Boria P & Poletti R (1996) First report of pectenotoxin-2 (PTX-2) in algae (Dinophysis fortii) related...

Ngày tải lên: 18/02/2014, 14:20

... high-throughput genome sequencing started to cover the entire genetic information of several species. This information is now available for a Keywords activity-based probe; ATP-binding proteins; COFRADIC; ... spectrometer. The first reports using this strategy were selective for cysteinyl peptides, allowed quantification (differential analysis), and used biotin tagging for consecutive c...

Ngày tải lên: 18/02/2014, 16:20