Tài liệu Báo cáo khoa học: "Choosing the Word Most Typical in Context Using a Lexical Co-occurrence Network" ppt

... Journal. The problem is, of course, that authors aren't always typical. A particular word might occur in a 'pat- tern' in which another synonym was seen more often, making it the ... of these 'synonyms' is the most appropriate for achieving the desired pragmatic goals: but this is necessary for high- quality machine translation and natural...

Ngày tải lên: 22/02/2014, 03:20

... performed according to the standard protocols. Binding of the naturally cleaved TC fragments to mAbs Expression of TC in yeast and plants was accompanied by partial cleavage of the protein at several ... Quadros EV, McLoughlin P & Morgan AC (1996) Synthesis of coba- lamin–biotin conjugates that vary in the position of cobalamin coupling. Evaluation of cobalamin derivative bind...

Ngày tải lên: 20/02/2014, 01:20

... formulated a hypo- thesis that describes an integrated vision of the catalytic mechanism of both enzymes. The main points are: (a) a re-evaluation of the role of superoxide as a reductant in the catalytic ... (or do mammalian peroxidases possess catalase activity); (b) does Cpd I exist in two isomeric forms, containing the porphyrin radical and the amino acid radical (aa...

Ngày tải lên: 20/02/2014, 02:21

... than lexical information of ac- tual words. However, since CKs play the most important role to discriminate comparative sen- tences, they are represented as a combination of their actual keyword ... “Digital Camera X is much cheaper than Y though it functions as good as Y!” Another one is for manufacturers. All the manufacturers have an interest in the articles saying how...

Ngày tải lên: 20/02/2014, 09:20

... declarative formalism helps ease the task of developing and maintaining the grammar (Kaplan, 1987). In ad- dition to syntactic processing, the systems incor- porate lexical, morphological, and ... of partial analyses are cached in the same way. 3. COMPLEXITIES OF THE PARSERS The two wu'iables that determine a parser's com- l)utational complexity are the...

Ngày tải lên: 20/02/2014, 21:20

... three metal-binding ligands, the metal-binding site has an intrinsic structural flexibility, indicating the absence of a binding site structurally well organized to receive the metal. The latter ... reconciled considering that BsSco works in the Cu A maturation process as a thioredoxin to maintain the correct oxida- tion state of the Cu A cysteine ligands to allow coppe...

Ngày tải lên: 14/02/2014, 18:20

... in various organ systems. Even in organisms lacking a brain, such as Caenorhabditis elegans, the nervous system plays a key role in maintaining energy balance [1–4]. In more advanced, mammalian ... increase in malonyl-CoA promotes a decrease in neuropeptide Y and agouti related peptide in hypo- thalamic malonyl-CoA while promoting an increase in proopiomelanocortin and...

Ngày tải lên: 14/02/2014, 22:20

... just the 170 residues of the N-terminal domain gave rise only to the narrow channels, indicating that the C-ter- minal portion takes part in formation of the large channels. Membrane association and ... for a two-domain structure of OmpA, in which the N-terminal domain (residues 1–170) crosses the membrane eight times in antiparallel b-strands, and the 155-residue C-te...

Ngày tải lên: 18/02/2014, 04:20

... Medical Research Council. Journal compilation ª 2007 FEBS Understanding the binding properties of an unusual metal-binding protein ) a study of bacterial frataxin Chiara Pastore 1 , Marisa Franzese 2 , ... any appreciable line broad- ening, indicating a change of the chemical environment around the binding site upon binding of the dia- magnetic Ca 2+ (Fig. 2C). No other resonances...

Ngày tải lên: 18/02/2014, 16:20

Ngày tải lên: 18/02/2014, 16:20