Báo cáo khoa học: "Graph Branch Algorithm: An Optimum Tree Search Method for Scored Dependency Graph with Arc Co-occurrence Constraints" potx
Báo cáo khoa học: "Graph Branch Algorithm: An Optimum Tree Search Method for Scored Dependency Graph with Arc Co-occurrence Constraints" potx
... 361–368,Sydney, July 2006.c2006 Association for Computational Linguistics Graph Branch Algorithm: An Optimum Tree Search Method for Scored Dependency Graph with Arc Co-occurrence ConstraintsHideki HirakawaToshiba ... problem arc j arc iDGj: Dependency graph for child problem Pj arc jDGi: Dependency graph for child problem Pi arc iRemove arc jRemove arc iDG: Dependency graph of parent problem arc j arc i arc j arc iDGj: ... problem arc j arc i arc j arc iDGj: Dependency graph for child problem Pj arc j arc jDGi: Dependency graph for child problem Pi arc i arc iRemove arc jRemove arc iFigure 5: Graph branchingproblem is easier than the...
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Báo cáo khoa học: "GENERALIZED CHART ALGORITHM: AN EFFICIENT PROCEDURE FOR COST-BASED ABDUCTION ATR" ppt
... chart algorithm with full -search (GCF), and generalized chart algorithm with ordered search (GCO). The rules used for the experiments are in the spoken language understanding task, and they are ... ordered search. Although ordered search guarantees that the first solution is the best one, it is not always very ef- ficient. We can think of other search strategies, like best first search, ... language un- derstanding. Figure 3 provides the rules for spo- ken Japanese understanding, with which the sen- tence (1) is parsed and interpreted. They include the pragmatic, semantic and...
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Báo cáo khoa học: D88A mutant of cytochrome P450nor provides kinetic evidence for direct complex formation with electron donor NADH ppt
... parameters for the reduction step f or P4 50nor w ild-type an d mutant enzymes. kobs, Ob served fi rst-order rate constant for reduction(I formation ); kdec, first-order rate constant for spontaneous ... NADPHproceeds in an enzymatic man ner (Eqn 5) and not in achemical reaction manner (Eqn 6), and thus the ternarycomplex of P450nor, NO, and NADPH should be formedprior to the electron transfer from ... a Grant-in-Aid for Scientific Researchfrom the Japan Society for the Promotion of Science 14104005 (to H.S.).Fig. 8. Inhibition by Cl–of the NADPH-dependent I formation of t heD88A mutant....
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Tài liệu Báo cáo khoa học: Crystal structure of an ascomycete fungal laccase from Thielavia arenaria – common structural features of asco-laccases ppt
... Wealso thank the staff members at beamline ID14-1 for their skilled assistance, and B. Hillebrant-Chellaoui atVTT for skilful help with the TaLcc1 purification.Roal Oy and the Academy of Finland ... solution with four molecules in an asymmetric unit, with a Matthewscoefficient probability of 2.61 A3ÆDa)1and a solventcontent of 52.9%. Interestingly, molecules A and B(and C and D) formed ... change in absor-bance over 5 min. All of the measurements were performedin duplicate, with eight substrate concentrations (0.008–1.333 mM for 2,6-DMP and syringic acid; 0.008–2.800 mMfor...
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Tài liệu Báo cáo khoa học: Functional characterization of an orphan cupin protein from Burkholderia xenovorans reveals a mononuclear nonheme Fe2+-dependent oxygenase that cleaves b-diketones ppt
... metal–ligand distances (Table 2) compare veryfavorably with data in the protein database, fromwhich an average distance of 2.03 A˚ for Fe–N(His)was inferred [38], and a target distance of ... SupercomputerCenter, San Diego, CA, USA).Metal analysisThis was performed with an inductively coupled plasmaoptical emission spectrometer (Spectro Ciros Vision EOP,Kleve, Germany) calibrated with Fe, ... 000 g), and subsequently analyzed by HPLCusing a Merck-Hitachi La Chrom system (Darmstadt,Germany) equipped with an Aminex HPX-87H column(Biorad, Hercules, CA, USA) as well as with UV and RIdetectors....
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Tài liệu Báo cáo khoa học: Vaccines against malaria – an update doc
... primary structures and known proteindomains (colored boxes) for selected vaccine candidates and lead vaccines. Cleavable signal peptides and transmembrane spans are boxedin red and black, respectively. ... trial [26,27]. Importantly, the formulationwas safe and highly immunogenic for antibodyresponses against both P. falciparum CSP and the hep-atitis B surface antigen.The anticipated continued ... majorcandidate antigens that are being developed and testedin various formulations. Strong support for these anti-gens comes from two landmark studies that addressedthe relative importance...
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Tài liệu Báo cáo khoa học: Complete reconstitution of an ATP-binding cassette transporter LolCDE complex from separately isolated subunits docx
... intoproteoliposomes and supernatants by centrifugation at100 000 g for 2 h using a TLA55 rotor in a Beckmanultracentrifuge Optima MAX. Pal in the pellets and sup-ernatants was analyzed by SDS ⁄ PAGE and immunoblot-ting ... several LolCand LolE mutants that suppress dominant negativemutants of LolD [14]. Interestingly, the suppressormutations of LolE were mostly located in the cytoplas-mic and transmembrane regions, ... reported only for OpuA of Lactococcus lactis [15] and Bacillus subtilis[16], although the functional reassembly of an ABCtransporter from a membrane complex comprising twosubunits and an ATPase...
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Tài liệu Báo cáo khoa học: "ModelTalker Voice Recorder – An Interface System for Recording a Corpus of Speech for Synthesis" ppt
... priority for these in-dividuals, almost equally important is the naturalness and individuality one associates with one’s own voice. Individuals with difficulty speak-ing can be any age, gender, and ... prove useful for other purposes as well. The system facili-tates the recording and labeling of large cor-pora of speech, making it useful for speech and linguistic research, and it provides ... accurately track the pitch of an utterance. In these cases, the utterance will be marked unacceptable and the user should rerecord, hopefully yielding an utterance with more accurate pitch tracking....
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Tài liệu Báo cáo khoa học: "Going Beyond AER: An Extensive Analysis of Word Alignments and Their Impact on MT" pdf
... pairs with j FL words and i Englishwords. For SUand SG, the majority of the phrasescontain only one FL word, and the percentage ofthe phrases with more than 2 FL words is less than18%. For ... aredone can be found in (Ayan et al., 2005) and (Itty-cheriah and Roukos, 2005).3.1 Precision, Recall and AERTable 2 presents the precision, recall, and AER for 5 different alignments on 2 language ... identical to that ofCPER (with a phrase length of 3) for Chinese. Onthe other hand, in Arabic, both AER and CPERprovide a slightly different ranking from that ofBLEU, with SGand SIswapping places.4.2...
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Tài liệu Báo cáo khoa học: "Modeling Local Coherence: An Entity-based Approach" doc
... constraints. A common methodol-ogy that has emerged in this research is to developand evaluate coherence metrics on manually anno-tated corpora. For instance, Miltsakaki and Kukich(2000) annotate a ... essays with tran-sition information, and show that the distribution oftransitions correlates with human grades. Karamaniset al. (2004) use a similar methodology to comparecoherence metrics with ... Sen-tence 1 with the grammatical roles x (for MicrosoftCorp.) and s (for the company), but is representedonly by s in the grid (see Tables 1 and 2).Coherence Assessment We introduce a method for coherence...
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