Tài liệu Báo cáo khoa học: "Empirically Estimating Order Constraints for Content Planning in Generation" pptx

... semantictypes of the input clause, resulting in a top-downplanner for selecting and ordering content. 6 Conclusions In this paper we presented a technique for extract-ing order constraints among plan ... 84.62%constraint conﬁdence 66.70%constraint accuracy 89.45% constraints that are correct, i.e., the order constraint was maintained in any pair ofmatching patterns from both clusters in allthe ... our existing plan. Moreover, we gainedplacement constraints for two pieces of semanticinformation that are currently not represented in the system’s plan. In addition, we found minor order variation...

Tài liệu Báo cáo khoa học: "Phrase-Based Translation Model for Question Retrieval in Community Question Answer Archives" ppt

... meth-ods for language models applied to ad hoc informationretrieval. In Proceedings of SIGIR, pages 334-342.662Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics, ... toa linear ranking framework for question retrieval in which different models are incorporated as features.We consider learning a relevance function of thefollowing general, linear form:Score(q, ... contextual infor-mation in modeling the translation of phrases as awhole. More precise translation can be determined for phrases than for words. It is thus reasonable toexpect that using such...

Tài liệu Báo cáo khoa học: "SenseLearner: Word Sense Disambiguation for All Words in Unrestricted Text" doc

... granulari-ties. For instance, using the SENSELEARNER learn-ing mechanism, a model can be deﬁned and trained tohandle all the nouns in the test corpus. Similarly, us-ing the same mechanism, a ﬁner-grained ... vectors constructed in this learn-ing stage for each semantic model.To annotate new text, similar vectors are created for all content- words in the raw text. Similar to the train-ing stage, feature ... advantage of providinglarger coverage. In this paper, we present a method for solving thesemantic ambiguity of all content words in a text. Thealgorithm can be thought of as a minimally supervisedword...

Tài liệu Báo cáo khoa học: Modulation of a-synuclein aggregation by dopamine in the presence of MPTP and its metabolite pptx

... solid line), in the presence of100 lM neurotoxin (•, dotted line), in thepresence of 200 lM neurotoxin ( , dottedline) and in the presence of neurotoxin and50 lM dopamine (h, dashed line).Modulation ... protein TLS is amajor nuclear aggregate-interacting protein in hunting-tin exon 1 with expanded polyglutamine-expressingcells. J Biol Chem 283, 6489–6500.25 Uversky VN, Li J, Bower K & Fink ... of the protein on exposure todopamine [16]. In vitro experiments probably provide abetter understanding of the role of various interactingcomponents. The formation of dopamine–quinoneadducts...

Tài liệu Báo cáo khoa học: A systems biology approach for the analysis of carbohydrate dynamics during acclimation to low temperature in Arabidopsis thaliana doc

... how to engineer plant metabolism in order to improvefreezing tolerance, one could suggest increasing themaximum activities of enzymes participating in sucrosecycling. Assuming that Rsch ... concerning sucrose cycling, weperformed in silico experiments, using the validatedmathematical model in terms of predictive metabolicengineering [18]. Replacing Vmaxvalues and k values in the ... successful metabolic engineeringof freezing tolerance in plants should include such ananalysis of the dynamics of metabolism to gain com-prehensive information about the effects of individualoverexpression...

Tài liệu Báo cáo khoa học: Animal models of amyloid-b-related pathologies in Alzheimer’s disease docx

... matching them for gen-der, and having sufﬁcient power are thereforeextremely important in minimizing the in uence ofconfounding factors arising from inherent problemsassociated with breeding APP ... time-consuming and greatly in uenced by individual handlers. IntelliCages areautomated learning cages where animals carryingtransponders are housed in groups and trained in learning corners. Each individual ... APP processing in vitro in convincing dose–response experiments is agood candidate for an efﬁcacy study in APP trans-genic mice. One can then investigate drug metabolism,determine if relevant...

Tài liệu Báo cáo khoa học: Truyện ngắn phong tục với góc nhìn văn hóa pptx

...

Tài liệu Báo cáo khoa học: Plasticity of laccase generated by homeologous recombination in yeast docx

... proteinutilizing the principle of protein–dye binding. AnalBiochem 2, 248–254.38 Bauer R & Rupe CO (1971) Use of syringaldazine in aphotometric method for estimating ‘free’ chlorine in water. ... variations in identity (for example ranging from 38–86% in Coprinopsis cine-rea [27]). This natural diversity within in a singleorganism can be used for protein engineering purpose. In Trametes ... 1).Taking inspiration from evolutionary pathwayswithin the blue copper binding domain (BCBD)protein family, we aim to evolve laccases into artiﬁcialcatalysts performing new activities. In a...

Tài liệu Báo cáo khoa học: Collagen I regulates matrix metalloproteinase-2 activation in osteosarcoma cells independent of S100A4 pdf

... Igepal, 1% inhibitor coc-tail). To remove biotinylated surface proteins, cell lysatewas added to a streptavidin agarose resin and incubated for 30 min. After centrifugation, only unlabelled intracellularproteins ... proenzymes andlatency is maintained by an interaction between acystein residue in the prodomain and Zn2+ in theactive site of the catalytic domain. Two major types ofendogenous inhibitors regulate ... regarding the role of theaVb3 integrin, because it is also reported to suppresscollagen I-induced activation of proMMP-2 [8].Another MMP inhibitor, reversion-inducing cysteine-rich protein with...

Tài liệu Báo cáo khoa học: Characterization of 1H NMR detectable mobile lipids in cells from human adenocarcinomas doc

... providemetabolic information on tumour cell metabolism, aiming for increasedknowledge for use in anti-cancer treatments. Accordingly, the presence ofintense lipid signals in tumour cells has ... sine function wasapplied in both dimensions of the time domain beforeFourier transformation.Integration of 1D and 2D signals was performed using1D winnmr and 2D winnmr software (Bruker, AG,Darmstadt, ... Gaussian[27]. Variations in intensity of the examined signals are notlinear with time and ⁄ or cell proliferation [13]. It is thereforenecessary to examine the signal intensity for samples ofcells...

Xem thêm