Tài liệu Báo cáo khoa học: "HORN EXTENDED FEATURE STRUCTURES: FAST UNIFICATION WITH NEGATION AND LIMITED DISJUNCTION" ppt

... HORN EXTENDED FEATURE STRUCTURES: FAST UNIFICATION WITH NEGATION AND LIMITED DISJUNCTION t Stephen J. Hegner Department of Computer Science and Electrical Engineering ... atomic feature terms with a feature graph, so too may we represent, in part, a set of llorn feature clauses with an extended feature graph. Shown in Figure I below is the initial exte...

Ngày tải lên: 22/02/2014, 10:20

... “not”, “* not” and “but not” are all separate que- ries. In addition, they include prepositions both with and without the definite article as separate queries, for example “for” and “for the”. ... NLP task and concluded that these issues do not greatly impact the interpretation of the results. Keller and Lapata (2003) showed that web frequencies correlate reliably with sta...

Ngày tải lên: 20/02/2014, 12:20

... corresponds to the candi- date level. Candidates on the same level form one stream. For example, in Fig. 6(a), the character at the 3rd position has three candidates: the 1st candidate is '~', ... compared with the com- binations of various candidates. For example, "~ ~", one of the extracted morphemes, is com- posed of the 2nd candidate at the 1st position, the...

Ngày tải lên: 21/02/2014, 20:20

... non-linear rule (i.e., each rule with a non-linear right-hand side) and expand it by all rule options at the copied variables. Since the method is pretty standard and variants have al- ready been ... presented by Arnold and Dauchet (1982) and Graehl et al. (2009). A linear and nondeleting XTOP M with rules R can easily be reversed to obtain a linear and nondeleting XTOP M −1...

Ngày tải lên: 22/02/2014, 03:20

... them, and a reduce action which pe,forms instanliation tit)ring parsing. Some details of the LR parsing algorithm are assumed from Aho and Ullman (1987) and Aho and Johnson (1974), and more ... definitions and notations of a feature- based grammar formalism from Pollard and Sag (1987) and Shieber (1986). 2 The LR Parsing Algorithm The LR parser is an efficient shift-r...

Ngày tải lên: 22/02/2014, 10:20

... SLC (Hamamatsu, Japan) and used in accordance with protocols approved by the Animal Care and Use Committee of RIKEN. Plasmid construction and expression Plasmid construction and expression in Escherichia ... MAP2 cDNA and its derivatives generated by PCR were cloned into pGEX-4T-2. The KIND domains of Spir-2 and PTPN13 were generated by RT-PCR and inserted into pEGFP-C1 and...

Ngày tải lên: 14/02/2014, 19:20

... Alvarado-Kristensson M, Melander F, Leandersson K, Ro ¨ nnstrand L, Wernstedt C & Andersson T (2004) p38-MAPK signals survival by phosphorylation of caspase-8 and caspase-3 in human neutrophils. ... regulators and are simulta- neously activated. p38 MAPK isoforms a, b, c and d have been identified and may have both overlapping and specific functions depending on the cellular con-...

Ngày tải lên: 14/02/2014, 22:20

... both hyperphagia and severe features of type 2 diabetes. Both the KK and KK-A y strains are useful for study- ing therapies for the prevention of diabetes and obes- ity. We thus crossed RMI1+ ⁄ ) mice with ... (mgÆdL )1 ) NEFA (mEqÆL )1 ) Ketone bodies (mgÆdL )1 ) Triglycerides (mgÆdL )1 ) Fed Fasted Fed Fasted Fed Fasted Fed Fasted a ⁄ a RMI1+ ⁄ + 37.2 ± 0.7 147 ± 1.7 126 ± 4 0.34 ±...

Ngày tải lên: 16/02/2014, 09:20

... SET-I and SET-C sub-domains are colored in blue, yellow and green, respectively. The post-SET domain is colored in grey, and the N-flanking region is colored white. The positions of histone H3 and ... several families that differ with respect to substrate specificity, processivity and the presence of associated domains, and include the SUV39, SET1, SET2, E(z), Riz, SMYD and SUV2...

Ngày tải lên: 16/02/2014, 14:20

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Ngày tải lên: 17/02/2014, 05:20