Báo cáo khoa học: "A Constraint-based Representation Scheme of Collocational Structures" potx

Ngày tải lên: 09/03/2014, 01:20

... structured representation of semantic knowledge (e.g. word-senses) has been defined at the IBM Scientific Center of Roma, as part of a project on Italian Text Understanding. This representation, ... test-bed to demonstrate the validity of the knowledge representation scheme and the semantic analyzer. The contribution of this paper is hence in the field of computer sci...

Ngày tải lên: 09/03/2014, 01:20

... previously demonstrated the application of this method to the determination of the glycan structure of a form of AFP [10]. However, identification of the details of a glycan structural change on a ... methylesteri- fication of sialic acid moieties. All spectra were obtained in the positive ion mode using MALDI– quadrupole ion trap (QIT)-TOF MS. A strategy for discovery of cancer...

Ngày tải lên: 16/02/2014, 08:20

... been described as one of the mechanisms of this regulation. On the basis of the above findings, our research provides new insights into the role of exon 9 in the regulation of apoptosis and invasion ... the localization and function of occlu- din [13,14]. Overexpression of deletion mutants resulted in a lack of capability for membrane localiza- tion and induction of apoptosis...

Ngày tải lên: 18/02/2014, 18:20

... composed of features like POS, the number of complements, category of each complement, and the position of comple- ments. In their view, structural disambiguation is simply another type of lexical ... pair of sentences. Comparatively faster or larger drop of probability is expected to be a good indicator of comparative processing difficulty. Probability re- ranking, which is a...

Ngày tải lên: 20/02/2014, 11:21

... of English to CTL requires the definition of an appropriately restricted subset of English. We show how the limited semantic expressibility of CTL can be exploited to derive a hierarchy of ... sample of specifications in English, so as to identify linguistic constructions and usages typical of specification discourse. We currently have a corpus of around a hundred sentenc...

Ngày tải lên: 20/02/2014, 19:20

... final representations must not contain occur- rences of ANY. In our terms, final representations must not contain negation or disjunction, i.e., they must be sets of unit clauses, each of which ... summary, the essential contribution of this paper lies in its generalization of the notion of cooccurrence restriction. Many of the distinct formal devices of GPSG as presente...

Ngày tải lên: 22/02/2014, 10:20

... Structure of the paper Section 2 gives a concise sum- mary of the semantics of the basic ud unifier. This serves as a basis for an informal discussion, in Section 3, of our implementation of rela- ... discussion of the motivation for implement- ing yet another unification device, the main body of the paper is devoted to a descrip- tion of the most important novel f...

Ngày tải lên: 22/02/2014, 10:20

... application of rules imposes unacceptable constraints on the way that seman- tic representations of wholes are composed out of semantic representations of parts. Certainly none of the rules ... decision that one representation scheme is more appropri- ate than another, and to a particular translation of some piece of NL into the chosen scheme, re- quires quite a bit...

Ngày tải lên: 22/02/2014, 10:20

... of orotic acid in umps-1()) embryos. Discussion Role of the V-ATPase and PPK-3 in the control of gut granule size We have shown that, with the exception of ppk-3()), disrupting the function of ... translation initiation site of umps-1 (underlined in bold); use of the next poten- tial downstream start codon results in the formation of a short out -of- frame peptide. (C) The pat...

Ngày tải lên: 06/03/2014, 09:22