Báo cáo khoa học: "Balancing User Effort and Translation Error in Interactive Machine Translation Via Conﬁdence Measures" pot

... between user effort sav-ings and ﬁnal translation error. Empiri-cal results show that our proposal allowsto obtain almost perfect translations whilesigniﬁcantly reducing user effort. 1 Introduction In ... deals with the application of conﬁdence measures within an interactive- predictive machine translation system in order to reduce human effort. If a smallloss in translation quality can be toleratedfor ... with Sentence CMs In the conventional IMT scenario a human trans-lator and a SMT system collaborate in order toobtain the translation the user has in mind. Oncethe user has interactively translated...

Tài liệu Báo cáo khoa học: "Detecting Semantic Equivalence and Information Disparity in Cross-lingual Documents" doc

... monolingual pairs) transformed intotheir cross-lingual counterpart by translating the hy-potheses into other languages (Negri and Mehdad,2010), and ii) machine translation (MT) evaluationdatasets ... SPTs (matching more and longer n-grams, with a consequent recall improvement), and DR matching (adding constraints, with a consequentgain in precision). However, the performance in- crease ... portions in P1 that are more informa-tive than portions in P2 (forward entailment). In such cases, the entailing (more informative) portionsfrom P1 have to be translated and migrated to P2 in order...

Tài liệu Báo cáo khoa học: "Paraphrasing Using Given and New Information in a Question-Answer System" docx

... the informant in that it informs him what the inquirer is interested in (what is on her/his mind) and * Some other influences on syntactic expression are discussed in [MORGAN and ... paraphrase for a question containing several clauses of given information and no clauses defining specific attributes of the missing information. Clauses containing information characterized by ... differs in a meaningful way from the original question. It makes use of a distinction between given and new information to indicate to the user the existential presuppositions made In her/his...

Báo cáo khoa học: D-strand perturbation and amyloid propensity in beta-2 microglobulin ppt

... edgeb-strands, hampering intermolecular backbone interac-tions, and (b) inward-pointing charged side chains thatbecome trapped in the hydrophobic core of the ﬁbrilupon aggregation. Lysines are ... protein. On the otherhand, the location of His5 1in the D-strand is intrigu-ing: in native b2m, the His51 side chain points out-wards, although, in the structures of both the P32Amutant and ... 2349IntroductionIntermolecular cross-b interactions are at the basis ofprotein amyloid aggregation. In the cross-b structure,b-strands belonging to different protein chains associ-ate, giving...

Báo cáo khoa học: Analysis of Lsm1p and Lsm8p domains in the cellular localization of Lsm complexes in budding yeast ppt

... intersubunit and protein–RNAcontacts [29,33,34]. Crystal structures and cross-linkingdata have shown that RNA-binding residues in Sm(-like) proteins are located in loop 3 (between b2 and b3, i.e. ... Lsm1p and Lsm8pusing 3D-PSSM [32]. Arrowheads indicatesites of N- and C-terminal deletions and fusions. * indicates residues forming puta-tive RNA-binding Knuckle motifs. Greenboxes indicate ... mutations in Lsm8p on its nuclear localization. (A) Lsm8p C-terminal domain mutations. (B) Lsm8p N-terminal domain muta-tions and recombinant Lsm1p containing the Lsm8p N-terminal 10 amino acids....

Báo cáo khoa học: High resolution structure and catalysis of O-acetylserine sulfhydrylase isozyme B from Escherichia coli pot

... Germany In bacteria, archaea and plants, the biosynthesis ofl-cysteine involves l-serine and inorganic sulfur com-pounds [1–5]. In higher animals, however, l-cysteineis derived from l-methionine ... chain folds in Fig. 4. Deviations occurred atthe N- and C-termini and at the four surface loops atpositions 21, 60, 190 and 271, far away from the activecenter and also from the dimer interface. ... lies in the usualrange and does not change for T68S and R210A. In contrast, mutants Q140A and T68A showed muchhigher temperature dependence factors, correspondingto an appreciable increase in...

Báo cáo khoa học: Substrate speciﬁcity and transport mode of the proton-dependent amino acid transporter mPAT2 potx

... glycine, alanine, serine and proline but also osmolytes such as sarcosine and betaine, and theD-enantiomers of serine and alanine. Theapparent afﬁnities of PAT1 substrates are mainly in therange ... substrate w ithin the substrate bindingsite of PAT2, and this may simultaneously avoid theinterference of the polar side ch ain w ith c orrespondingamino acid residues in the binding pocket. ... PAT2.Only glycine and alanine were a ble to induce comparableinward currents in oocytes expressing PAT2 with a h ighafﬁnity interaction ( Fig. 1A and Table 1). T he elongationof the side chain by...

Báo cáo khoa học: Characterization of structural and catalytic differences in rat intestinal alkaline phosphatase isozymes pdf

... difference in ligands with an indi-rect interaction was observed: Gln317 in rIAP-I, and Arg317 in rIAP-II. The His317 of hPLAP is known tobe indirectly associated with the M3 site and to main-tain ... alkalinephosphatase; GCAP, germ cell-type alkaline phosphatase; hPLAP, human placental alkaline phosphatase; IAP, intestinal alkalinephosphatase; M1, metal-binding site 1; M2, metal-binding ... human foetal intestinal alkaline phospha-tase. Comparison with the isoenzymes from the adultintestine and human tumour cell lines. Biochem J 211,553–558.36 Smans KA, Ingvarsson MB, Lindgren P,...

Báo cáo khoa học: Dynamin-related proteins and Pex11 proteins in peroxisome division and proliferation doc

... Domain structure of dynamins and dynamin-related proteins(DRPs). GED, GTPase effector domain; MD, middle domain; PH,pleckstrin homology; PRD, proline- and arginine-rich domain.S. Thoms and ... mammalian dynamins, Dynamin1 isneuron-speciﬁc, Dynamin2 is expressed in all tissues and Dynamin3 is found in brain, lung, heart, testis and blood cells.The role of dynamin in clathrin-mediated ... thereby providing the ﬁrst link between aclassical dynamin and an inheritable human disease.Dynamin biochemistry and structure In vitro, dynamin assembles into rings upon dilutioninto buffers...

Báo cáo khoa học: "Disambiguating Between Generic and Referential “You” in Dialog ∗" ppt

... easy, and the kappa was 100%.We then annotated a total of 42 conversations fortraining and 13 for testing. Different labelers an-notated the training and test sets; none of the au-thors were involved ... Switchboard (Godfrey et al., 1992).tecting the fact that a task is being assigned, and in identifying the owner. While there is an increas-ing body of work concerning addressee identiﬁca-tion (Katzenmaier ... directly and therefore referred tousing a second-person pronoun, as in example (1).1(1)A: and um if you can get that binding point alsomaybe with a nice example that would be helpfulfor Johno and...

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