Tài liệu Báo cáo khoa học: "Extracting Comparative Entities and Predicates from Texts Using Comparative Type Classification" pptx

... for classifying comparative sentences into eight types (one non -comparative type and seven comparative types), and an accuracy of 86.81% for mining comparative entities and predicates. These ... Mining Comparative Entities and Predicates (Task 2) This section explains how to extract comparative entities and predicates. Our strategy is to first detect Com...

Ngày tải lên: 20/02/2014, 04:20

... changes. Turner and Charniak (Turner and Charniak, 2005) revised and improved Knight and Marcu’s algorithm; however, their algorithm also uses only mother and daughter relations and has the same ... origi- nal and compressed sentences. The method makes CFG parse trees of both original and compressed sentences and learns trimming probabilities from these pairs. Although the...

Ngày tải lên: 20/02/2014, 12:20

... MEM (McCallum and Nigam (1998)). 3 Extracting Comparative- sentence Candidates In this section, we define comparative keywords and extract comparative- sentence candidates by using those keywords. ... In section 3, we explain comparative keywords and comparative- sentence candidates. In section 4, we describe how to eliminate non -comparative sentences from the candi...

Ngày tải lên: 20/02/2014, 09:20

... words ex- tracted from General Inquirer (Stone et al., 1966). Hatzivassiloglou and McKeown (1997) focused on conjunctive expressions such as “simple and 133 well-received” and “simplistic but ... words such as “be” and “have”) are removed from the lexical network. Negation words include 33 words. In addition to usual negation words such as “not” and “never”, we include words an...

Ngày tải lên: 20/02/2014, 15:20

... Because glucose is the primary fuel for the CNS and blood glucose and hypothalamic malonyl-CoA levels fall and rise together during food deprivation and refeeding, it was reasoned that glucose metabolism ... can integrate carbohydrate and lipid nutrient sensing in the brain and is an example of an enzyme that can sense and respond to the nutritional environment. The major challe...

Ngày tải lên: 14/02/2014, 22:20

... cytb5 gene, between BamH1 and EcoR1 restriction sites [45]. Protein expression and purification All proteins were expressed using E. coli BL21(DE3) as host strain, and purified using the protocol described below. Fig. ... of PSs from E. coli and M. tuberculosis (1IHO.pdb and 1MOP.pdb) for structural alignment. The sequence align- ment of PSs from E. coli, M. tuberculosis and...

Ngày tải lên: 16/02/2014, 09:20

... vdi ty le trung binh hang nam tren 7%. Ty le hd ngheo tren pham vi ca nfldc da giam manh tfl khoang 60 % trong nhflng nam dlu 1990 xud'ng dfldi 30 %. Kinh te thi trfldng phat trien da ... 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 cung .....

Ngày tải lên: 17/02/2014, 05:20

... chuyin dich kha don gian nhu trong tieng Han, tieng Viet va tieng Anh: ^^: dng, grandfather; iT^-kVj: bd, grandmother; ^^: bd, father; i^i^: me, mother; -^ -^: anh trai, brother; MM: ... ngdy mai em se Id cd ddu ciia ngudi khde, anh cdn kim che long minh. '*'CN. DaihocHaNdi. 53 TAP CHI HAN NOM SO 1 (92) - 2009 NGUYEN NGQC LONG {^'ikJL thd'ng xung...

Ngày tải lên: 18/02/2014, 03:20

... 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 ... II and TNFa. These factors have a downstream effect on the activity of NO synthase (NOS) and NO synthesis, adhesion molecules, MCP-1 and M-CSF. Adapted from Chudek and Wiece...

Ngày tải lên: 18/02/2014, 06:20

... substrates by mutant (s) and wild -type FVIIa (d) are shown. The data obtained with S-2288 and S-2366 were fitted to the Michaelis–Menten equation, and non-linear regression (using GraFit) was used ... Substrate S-2288. v max and K m values for G372A-FVIIa were 2.2 mODÆmin )1 ÆnM )1 and 7.1 mM and those for for FVIIa were 4.9 mODÆ min )1 ÆnM )1 and 1.8 mM; (B) Substrate S-2366....

Ngày tải lên: 18/02/2014, 08:20