Tài liệu Báo cáo khoa học: "Identifying Agreement and Disagreement in Conversational Speech: Use of Bayesian Networks to Model Pragmatic Dependencies" docx

... analyses in or-der to determine to what extent contextual informa-tion helps in discriminating between agreement and disagreement. By integrating the interpretation of the pragmatic function of an ... Identifying Agreement and Disagreement in Conversational Speech: Use of Bayesian Networks to Model Pragmatic DependenciesMichel Galley, Kathleen McKeown ... fundamentalunits of conversational organization (Schegloff and Sacks, 1973). Their identiﬁcation is central to ourproblem, since we need to know the identity of addressees in agreements and disagreements, and adjacency...

Tài liệu Báo cáo khoa học: Marine toxins and the cytoskeleton: a new view of palytoxin toxicity ppt

... how thesetoxins modify the cytoskeleton of neuroblastoma cells:(a) the distortion of the actin cytoskeleton begins atearly stages, being detectable after 10 min of toxinincubation; and (b) ... concentrations (75 nm )of palytoxin or ostreocin-D, and 4 h of incubation, wereenough to induce sharp F-actin disassembly and to almost halve the quantity of F-actin on intestinal cells.Interestingly, a ... depolarization and cytosolic Ca2+increase to cytoarchitectural restructuring. Time-dependent studiesusing a 75 nm concentration of palytoxin and ostreo-cin-D provided interesting insights into how...

Tài liệu Báo cáo khoa học: Ionic strength and magnesium affect the speciﬁcity of Escherichia coli and human 8-oxoguanine-DNA glycosylases pdf

... KCl and anapproximately twofold decrease in binding at 0 and 500 mm KCl [32]. Thus, to address the in uence of thereaction conditions on the binding of Fpg and OGG1 to damaged DNA, we determined ... composition of the reaction mixture. To minimizethe impact of protein binding to non-damaged DNA,shortened 12-mer ligands were used, identical in sequence to the central part of the 23-mers used in the ... Fpg and OGG1, and the kinetic parameters deter-mined in the absence of polyamines and crowdingagents need not be corrected when considering the intra-cellular environment. Biotin and caffeine...

Tài liệu Báo cáo khoa học: Domain deletions and substitutions in the modular protein evolution doc

... fraction of domains that were found to form single-domain proteins;bfraction of deleted domains that were found to form single-domain proteins;caverage number of neighbours for all domains in ... domain deletions are more com-mon at either of the protein termini, and that theiroccurrence is slightly higher at one of the termini,depending on the number of domains in the protein and ... a single domain missing anywhere in thearrangement. Then we calculated the frequency of thedeletion at each domain position within the group of proteins containing a given number of domains.We...

Tài liệu Báo cáo khoa học: Endogenous expression and protein kinase A-dependent phosphorylation of the guanine nucleotide exchange factor Ras-GRF1 in human embryonic kidney 293 cells pptx

... 5-HT7-mediated [Ca2+]iincrease and show Ca2+dependence of serotonin-induced ERK1 ⁄ 2 phosphorylation and a mandatoryrole of the Ca2+⁄ CaM-binding IQ domain in Ras-GRF1-stimulated ERK1 ... thedeletion of amino acids 1–225, including the Ca2+⁄ calmodulin-binding IQdomain, from Ras-GRF1 reduced both basal and serotonin-stimulatedERK1 ⁄ 2 phosphorylation. Furthermore, serotonin treatment ... Raf-1 is involved in the regulation of the interaction between guaninenucleotide exchange factor and Ha-Ras. Evidence for afunction of Raf-1 and phosphatidylinositol 3-kinaseupstream to Ras....

Tài liệu Báo cáo khoa học: "Modeling Latent Biographic Attributes in Conversational Genres" pptx

... much smaller and consisted of 543 speakers, with 443 speakers usedfor training and 100 speakers used for testing, re-sulting in a total of 4062 conversation sides fortraining and 808 conversation ... contains a total of 11971 speakers and eachspeaker participated in 1-3 conversations, result-ing in a total of 23398 conversation sides (i.e. thetranscript of a single speaker in a single ... consistentperformance gains via partner modeling and so-ciolinguistic features, indicating the robustness of these models and achieving ﬁnal accuracy of 96%.9 Application to Email GenreA primary...

Tài liệu Báo cáo khoa học: "Universal Grammar and Lexis for Quick Ramp-Up of MT Systems" doc

... both the nature of the parameters it would be using and their inventory has to be developed in- house. In order to define a set of parameters for Boas, it is essential to distinguish among the ... heaviest use of and most remedial effort on parameter inventories. We have largely expanded the inventory of parameters, previously acquired in the PROPERTY branch of the Mikrokosmos ontol- ogy: ... acquisition in Boas, both in terms of resources cre- ated and reused and in terms of the actual elicita- tion techniques, differentiating between the acquisition of grammatical and lexical...

Tài liệu Báo cáo khoa học: "TYPE-RAISING AND DIRECTIONALITY IN COMBINATORY GRAMMAR*" pdf

... claimed elsewhere to constrain the combinatory rules of composition and type raising in such a way as to make certain linguistic universals concerning word order under coordination follow immediately. ... argument term of the function with the real argument, binding the remain- ing positional variables including the distinguished position, as in (22) and (23). At the point when the combinatory rule ... Coordination can be included in CG via the follow- ing rule, allowing constituents of like type to conjoin to yield a single constituent of the same type: (4) X conj X =~ X (5) I love and...

Tài liệu Báo cáo khoa học: "Identifying Text Polarity Using Random Walks" pptx

... 2000.Effects of adjective orientation and gradability onsentence subjectivity. In COLING, pages 299–305.Minqing Hu and Bing Liu. 2004. Mining and sum-marizing customer reviews. In KDD ’04: Proceed-ings ... 2005) and an unsupervised (Turney and Littman, 2003) learning problem. In the semi-supervised setting, a training set of labeled words395is used to train the model. In the unsupervisedsetting, ... method couldbe used both in a semi-supervised settingwhere a training set of labeled words isused, and in an unsupervised setting wherea handful of seeds is used to deﬁne thetwo polarity...

Tài liệu Báo cáo khoa học: "Identifying Noun Product Features that Imply Opinions" pdf

... which can include nouns. However, dictionaries do not contain domain specific information. Our work uses the feature-based opinion mining model in (Hu and Liu, 2004) to mine opinions in product ... nouns and noun phrases. In our work, we used the feature-based opinion mining model, and we found that in some domains nouns and noun phrases that indicate product features may also imply opinions. ... Identifying domain-dependent opinion words is a key problem in opinion mining and has been studied by several researchers. However, existing work has been focused on adjectives and to some...

Xem thêm