Tài liệu Báo cáo khoa học: "A Selectionist Theory of Language Acquisition" docx

... inadequacies of the previous approaches to language acquisition, we will pro- pose a theory that aims to meet language learn- ability and language development conditions simul- taneously. Our theory ... the actual process of language acquisition is no more remarkable than generic psychological mod- els of learning. The selectionist theory, if correct, show an exam...

Ngày tải lên: 20/02/2014, 19:20

... vivo. Known variants of the ApoC1 gene are limited to un- translated regions of the gene, synonymous mutations of the coding sequence and a number of variants of the intron regions of the gene (NCBI ... dif- ferent proteins often give peaks of unequal intensity because of unequal rates of biosynthesis, utilization, or degradation. Variants of TTr that are associated with p...

Ngày tải lên: 19/02/2014, 05:20

... B, O-3 and O-4 of residue C, O-3 of residue D,O-4andO- 6of residues E and F, O-6 of residue G, O-5 and O-4 of residue L,whereasI was a terminal residue. In the high field region of the spectrum ... absence of anomeric signals from GlcN I and GlcN II of Lipid A, the lack of pyruvate methyl groups, as a consequence of the cleavage of the ketal group under acid treatment, and...

Ngày tải lên: 19/02/2014, 13:20

... the activating interaction of AdoMet with TS may attenuate the changes in the flux of threonine due to a modification of the level of AdoMet. Indeed, upon an increase in the level of AdoMet, TS is activated ... independent of what happens on the cystathionine side. The Phser branch-point combines the divergence of two fluxes (fluxes of cystathionine and threonine) with the converg...

Ngày tải lên: 20/02/2014, 02:21

... Leary JH III & Evans DL (2000) Role of nonspecific cytotoxic cells in the induction of programmed cell death of pathogenic protozoans: Parti- cipation of the Fas ligand-Fas receptor system. ... possible role of mitochondria in the apoptotic-like programmed nuclear death of Tetrahymena thermophila Takashi Kobayashi and Hiroshi Endoh Division of Life Science, Graduate School o...

Ngày tải lên: 20/02/2014, 03:20

... indication of the syntactic flexibility of entry expressions (i.e., possibility of internal modification of constituent words) of entry expressions. In section 2, we outline the main features of ... available, presumably because of the difficulty of extracting correctly without any human insight. Recognizing the crucial importance of such expressions, one of the au...

Ngày tải lên: 20/02/2014, 04:20

... by the word id of w n+1 . The boundary of the region is de- termined by the pointer of the next N-gram in the 1 The compact representation of the floating point is out of the scope of this paper. ... (lg(x)=log 2 (x)) 1-gram 2-gram 3-gram probability back-off pointer word id probability back-off pointer word id probability back-off pointer Figure 1: Data structure for language mo...

Ngày tải lên: 20/02/2014, 09:20

... Sweden; 2 Department of Medical Microbiology and Immunology, University of Aarhus, Denmark Streptococcus mitis strain SK598, which represents a sub- group of biovar 1, possesses a unique variant of the C-polysaccharide ... cell wall of all strains of Streptococcus pneumoniae and in some strains of S. mitis. This new variant lacks the choline methyl groups in contrast to the prev...

Ngày tải lên: 20/02/2014, 11:20

... Thompson (1988). One of the conjectures of VT is that the vein expression of a unit (terminal node), which includes a chain of discourse units that contain that unit itself, provides an “abstract” or summary of ... referential expressions in a corpus of texts C using DRAs of size k is computed as the sum of the efforts e(M,a,DRA k ) of all referential expressions a where VT...

Ngày tải lên: 20/02/2014, 18:20

... growth rate of the morphemes of each type observed separately. Each of them expresses the probability of encountering a new morpheme for the separate sample consisting of the morphemes of the ... quantitative status of the morphemes of each type as a mass in terminology. So the transi- tions of Pf and Rf, with changing N, express the changes of the status of the m...

Ngày tải lên: 20/02/2014, 18:20