Tài liệu Báo cáo khoa học: "Reading Level Assessment Using Support Vector Machines and Statistical Language Models" pdf

... of using statistical language models. In this paper, we also use support vector machines to combine features from tradi- tional reading level measures, statistical language models, and other language ... Computational Linguistics Reading Level Assessment Using Support Vector Machines and Statistical Language Models Sarah E. Schwarm Dept. of Computer Sci...

Ngày tải lên: 20/02/2014, 15:20

... phrase-based statistical ma- chine translation (PBSMT), but there are three dif- ferences; 1) it adopts the conditional random fields, 2) it allows insertion and deletion, and 3) binary and real features ... corpora and method. • TRG: The models were trained using only the real-error corpus (baseline). • SRC: Trained using only the pseudo-error corpus. • ALL: Trained using the...

Ngày tải lên: 19/02/2014, 19:20

... proba- bilities, and is fixed to the best value by consider- ing development data (different from the training data) 1 . Reranking Candidate 1 Candidate 2 Candidate 3 Candidate 4 : Case element : Verb Candidate Candidate Figure ... “keisatsu-de” are “arui- teiru” and “hogo-shita”. Taking into account in- formation about the co-occurrence of “keisatsu- de” and “arui-teiru” and of “keisa...

Ngày tải lên: 20/02/2014, 12:20

... systems that are robust against incomplete KBs and inputs? Although robustness has been heavily stud- ied in natural language understanding (Weischedel and Black, 1980; Hayes, 1981; Lavie, 1994), ... singular, plural, and occasionally even proper nouns, while a does not. On the down side, the's only outnumber a's and an's by about two-to-one (Knight and Chande...

Ngày tải lên: 20/02/2014, 22:20

... was supported by grants from the Spanish Ministry of Education and Science (BIO2007-67885 and BIO2010-17039) and the Research Teams Consoli- dation Programme of the UCM, Research Group 920267 and ... activity by MA. MA and 3,4-dichloroiso- coumarin (DIC) were tested at 100 and 400 l M. The compounds were incubated with the enzyme control and schizonts protein for 15 min and 2...

Ngày tải lên: 14/02/2014, 14:20

... to male gonadogenesis and further differentiation (Table 1). Dmrt1 expression in protogynous and protandrous hermaphroditic species In hermaphrodite fish (protogynous or protandrous), the developmental ... [20] and Oryzias latipes [21]) would infer a role correlated with Sertoli cell lineage specification and subsequently during testicular differentiation. The specific expression in sper...

Ngày tải lên: 14/02/2014, 19:20

... glycolytic and glu- coneogenic pathways, pairs of enzymes – aldolase and glyceraldehyde-3-phosphate dehydrogenase (GAPDH), GAPDH and phosphoglycerate kinase (PGK), GAP- DH and lactate dehydrogenase, and ... localization and enzymatic activities of GAPDH– citrine and PGK–cerulean. (A) Expression of GAPDH–citrine and PGK–cerulean. Localization of endogenous GAPDH and PGK in He...

Ngày tải lên: 16/02/2014, 09:20

... of the available data and mechanisms identified in leukemic stem and leukemic tumor cells and link this informa- tion with the known functions of mixed lineage leukemia and certain mixed lineage ... phosphatidylinositol 3-kinase and Hedgehog, and thus affects metabolism, the cell cycle, gene expression, developmental processes and oncogen- esis. Active GSK3 is indicative of absen...

Ngày tải lên: 16/02/2014, 14:20

... structures was carried out using pymol software [25] and the geometric quality of the resulting structures was assessed using procheck 3.4 and procheck-nmr [26]. ITC ITC was performed using an MCS ITC ... NarG(1–15) and (B) NarG(1–28). A B Fig. 2. (A) Sequences of NarG(1–15) (left) and NarG(1–28) (right) and sequential assignments. Collected sequential NOEs are classified into...

Ngày tải lên: 16/02/2014, 14:20

... CeMT-1 and CeMT-2 if presented with Zn : Cd ratios as encountered by C. elegans. Using a Cd : Zn ratio of 33 : 1 [21 nm Cd(II) and 0.7 lm Zn(II)] and 0.1 lm of CeMT-1 and CeMT-2 each, and the ... cadmium and zinc. We have shown for the first time that the responses to cadmium and zinc ions at the cellular level are isoform-specific, and that this specificity is reflected at th...

Ngày tải lên: 16/02/2014, 15:20