Tài liệu Báo cáo khoa học: "Type-Driven Semantic Interpretation of f-Structures" pptx

... proposed a method for ex- tracting semantic orientations of words with boot- strapping. The semantic orientation of a word is determined on the basis of its gloss, if any of their 52 hand-crafted rules ... : ¯x new i =  x i x i exp  βx i  j w ij ¯x old j   x i exp  βx i  j w ij ¯x old j  . (7) 4 Extraction of Semantic Orientation of Words with Spin Model We use the s...

Ngày tải lên: 20/02/2014, 15:20

... problem of interpretation of logical metonymy, using a statistical method. Our approach origi- nates from that of Lapata and Lascarides (2003), which generates a list of non- disambiguated interpretations ... was stored. This means that sense 3 of watch, sense 3 of view and sense 7 of see would be correct interpretations of the metonymic expression. The obtained number of...

Ngày tải lên: 20/02/2014, 09:20

... third (7 of 21, 5 of which were of type TIME) of all missed time expressions came from numeric expressions being spelled out, e.g. “nineteen seventy- nine”. More than two thirds (11 of 16) of the time ... word of the sentence POS1: part -of- speech of the word before “today” POS2: part -of- speech of the word after “today” Label: specific or non-specific (class label) Table...

Ngày tải lên: 20/02/2014, 18:20

... problem of developing a large semantic lexicon for natural language processing. The increas~g availability of machine readable documents offers an opportunity to the field of lexieal semantics, ... using a a catalogue of patterns /interpretation pairs, a concept type hierarchy, and a set of selectional restriction rules on semantic interpretation types. Introduction...

Ngày tải lên: 21/02/2014, 20:20

... extension of textual entailment which consists of deciding, given a text T and an hypothesis H in dif- ferent languages, if the meaning of H can be inferred from the meaning of T. The adoption of entailment- based ... relaxed matches through semantic tags in place of “out of vocabulary” terms (e.g. unseen person names) is an effective way to improve CLTE performance, even at t...

Ngày tải lên: 19/02/2014, 19:20

... relation of an argument to its head in the dependency parse tree, (ii) head: head word of the argument, and (iii) pos-head: Part -of- Speech tag of head. Algorithm 1 describes the generative story of ... most of the in- tervals tend to have only a few types of SRs and a given SR tends to occur only in a few types of in- tervals. The concept of intervals is also related to the...

Ngày tải lên: 19/02/2014, 19:20

... PART -OF, book#1] 1.14 10 (hints, PART -OF, booklet) (soup recipes, PART -OF, book) (information, PART -OF, instruction manual) (extensive expert analysis, PART -OF, book) [compound#2, PART -OF, ... length of the shortest path connecting the two synsets in the hypernymy hierarchy of WordNet, and f(s x' ) is the number of times sense s x' occurs in any of the insta...

Ngày tải lên: 20/02/2014, 12:20

... perform supervised classification of pairs of phrases into semantic classes. To do this, we will assign features to each pair of phrases, which may be predictive of their semantic rela- tionship, then ... generalization. We describe a set of features used to train n- way supervised machine-learned classification of semantic classes for arbitrary pairs of phrases. Re- dundanc...

Ngày tải lên: 20/02/2014, 12:20

... the processing of apicoplast protein leader sequence. Inhibition of any of these activities could contribute to MA interference in the maturation of the parasite. Polypharmacology of MA The observed ... mixing 100 l L of 100 l m ZnSO 4 .H 2 O, 200 lL of 0.3 m Na 2 CO 3 pH 10, 10 lL of com- pound (MA or EDTA as control) and 6 lL of Eriochrome Black T (5 mgÆmL )1 in ethanol, p...

Ngày tải lên: 14/02/2014, 14:20

... Leu23 of the CT-extension of the rmErv-C +CT molecule with a minimum distance of 1.9 A ˚ between two atoms of the two leucines (Fig. 8A). Because the Leu23 residue of the CT-extension of the ... into the unprimed subsites of Erv-C with Leu23 in the S2 pocket, considering the specificity of Erv-C towards a Leu residue [17]. The mode of interactions of mini-chain of human l...

Ngày tải lên: 14/02/2014, 14:20