Báo cáo khoa học: "Discourse Type Clustering using POS n-gram Proﬁles and High-Dimensional Embeddings" doc

... LinguisticsDiscourse Type Clustering using POS n-gram Proﬁles and High-Dimensional EmbeddingsChristelle CoccoDepartment of Computer Science and Mathematical MethodsUniversity of LausanneSwitzerlandChristelle.Cocco@unil.chAbstractTo ... types (discoursetypes/modes) in French texts, K-meansalgorithm with high-dimensional embed-dings and fuzzy clustering algorithm wereapplied on clauses whose POS (part-of-speech) n-gram proﬁles ... se-quence types (named here discourse types)1, suchas narrative, descriptive, argumentative and so onin French texts, and especially in short storieswhich could contain all types.For this purpose,...

Báo cáo khoa học: "Finding Word Substitutions Using a Distributional Similarity Baseline and Immediate Context Overlap" potx

... pattern-based and feature vector approaches have alsobeen presented. Lin et al. (2003) and Pantel and Ravichandran (2004) have proposed to classify theoutput of systems based on feature vectors using lexico-syntactic ... ‘murder’ and ‘abduct’kill murder abducttwo birds with babies that life her and makecancer cells and his wife and an innocent mana mocking bird thousands of innocent unsuspecting people and or ... studies and propose a new evaluation methodbased on precise judgement questions applied toa set of relevant contexts. Using their methods,they evaluate the DIRT (Lin and Pantel, 2001) and TEASE...

Báo cáo khoa học: "Verb Classiﬁcation using Distributional Similarity in Syntactic and Semantic Structures" pdf

... de-composed through Singular Value Decomposition(SVD) (Landauer and Dumais, 1997; Golub and Ka-han, 1965) into the product of three new matrices:U, S, and V so that S is diagonal and M = ... two nodes n1 and n2 and appliesa different similarity for each node type. The latter isderived by τ and can be: GR (i.e., SYNT), POS- Tag(i.e., POS) or a lexical (i.e., LEX) type. In our exper-iment, ... between the nodes and (iii) the depen-dency labels, e.g., grammatical functions (GR), and POS- Tags, again as tree nodes. We designed twodifferent tree types: (i) in the ﬁrst type, GR are cen-tral...

Tài liệu Báo cáo khoa học: "Evaluation of Machine Translations by Reading Comprehension Tests and Subjective Judgments" doc

... preliminary tests and advised on preparation of the final text, and to D. B. Robinson, Jr., L. Rosier, and B. J. Kinsberg for their contributions to selection of passages and preparation ... passages, and to judge for clarity of meaning only, rather than quality generally, the subjects' task would be simplified and the results made more reliable. Test Materials and General ... comprehension test and also provided the sentences for the clarity rating tests. In- sofar as possible, bias toward particular subject matter was avoided by random selection of the volume and page...

Báo cáo khoa học: Typical 2-Cys peroxiredoxins – modulation by covalent transformations and noncovalent interactions doc

... (Arabidopsis): two 2-Cys Prxs, PrxQ and Type II E are located at the chloroplast, 1-Cys Prx ispresent in the nucleus and Type II distributes between the cytosol (A–D) and the mitochondrion (F) [10]. ... in distantphyla and the participation in disparate, and evenopposing, metabolisms [15]. Therefore, this reviewattempts to provide a synoptic overview of the struc-tures and functions of the ... for peroxidation and in dimers for the posterior dehydration and disul-ﬁde bond reduction.A surprising innovation in the formation of the sulfe-nic acid was recently reported using the C207S...

Báo cáo khoa học: Reaction of human UMP-CMP kinase with natural and analog substrates docx

... family of eukaryotic nucleoside and NMP kinases forwhich AMP kinase is a prototype [5,6]. In contrast, inprokaryotes and, in particular in E. coli, UMP kinase and CMP kinase are different proteins ... 2. Illustrations ofL-3TCMP and CMP superimposed into theacceptor site in Dictyostelium UMP-CMP kinase. The docking wasperformed on a Silicon Graphics workstation using Osoftware [33].CMP ... reaction was expected to produce [3H]CMP and NTP and/ or [3H]CTP and NMP in equal amounts. Therelative afﬁnities of the added NDP for the donor and theacceptor sites are the determinant...

Báo cáo khoa học: "Word classification based on combined measures of distributional and semantic similarity" docx

... For ex-ample, Alfonseca and Manandhar (2002) attain thelearning accuracy' of 38% when assigning newwords to 46 WordNet concepts.In the present paper we propose a method that isparticularly ... target class and (2) the strengthof the semantic relatedness of the target class toother likely candidates. Thus, using the thesaurus asbackground knowledge we aim to make up for pos- sible ... classes.The proposed classification methodmakes use of both the distributional dataabout a new word and the strength of thesemantic relatedness of its target class toother likely candidate classes.1...

Báo cáo khoa học: Tumor suppressor p16INK4a ) modulator of glycomic proﬁle and galectin-1 expression to increase susceptibility to carbohydrate-dependent induction of anoikis in pancreatic carcinoma cells ppt

... of p16INK4a and galectin-1 presence in wild -type (wt), p16INK4a-positive (p16) and p16INK4a⁄ antisense galectin-1(gal-1AS) double-transfected cells by western blot analysis and determination ... does not discriminate between type- I- and type- II-branched triantennary N-glycans[69]. In addition to the N-glycans, mucin -type core 2O-glycans, whose establishment and galactosylation isstrongly ... as seen for two such protein types in thecongenital disorders of glycosylation IIc and IIf[100,101], (b) monitor other cell and suppressor typesto deﬁne the range and speciﬁcity of the detected...

Báo cáo khoa học: Advances in functional protein microarray technology Paul Bertone and Michael Snyder doc

... development. Ouyanget al. [44] explored the separation, deposition and ana-lysis of individual proteins from complex samples using ion soft landing and MS. In this study, a mixtureof four proteins ... related cell type, ensuring the proper delivery of the protein product tothe secretory pathway and hence correct folding and post-translational modiﬁcation of each recombinantprotein.Prototype formats ... Pandhost att B sites yields an integrated phage with ends att L and att R. During excision, recombination between att Landatt R sites regener-ates att Pandatt B. Ampliﬁed ORFs with att B1 and...

Báo cáo khoa học: Nucleocytoplasmic shuttling of STAT transcription factors Thomas Meyer and Uwe Vinkemeier doc

... dimeriza-tion and receptor binding [9], and a carboxy-terminaltransactivation domain [10].Best characterized is the role of STAT proteins incytokine signaling. Upon binding of extracellular ligandssuch ... cells (JAK1, JAK2,JAK3 and T YK2), undergo t yrosine a utophosphorylation and transphosphorylate tyrosine-containing motifs on theintracellular receptor chains, thus creating docking sites forthe ... detach from theintracellular receptor tail and homo- or heterodimerizedue to reciprocal phosphotyrosine-SH2 interaction ([1] and Fig. 1). Before exposure of cells to cytokines the STATmolecules...

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