Báo cáo khoa học: "Comparison of Alignment Templates and Maximum Entropy Models for Natural Language Understanding" docx
Báo cáo khoa học: "Comparison of Alignment Templates and Maximum Entropy Models for Natural Language Understanding" docx
... (f')Comparison of Alignment Templates and Maximum Entropy Models for Natural Language UnderstandingOliver Bender, Klaus Macherey, Franz Josef Och, and Hermann NeyLehrstuhl fiir Informatik VI, ... Example of alignment templates for rep-resenting a natural sentence as a sequence of con-cepts.following way:The alignment templates approach provides a two-level alignment: a phrase level alignment ... architecture of the ME approach is summa-rized in Figure 4. For our approach, we determine the correspond-ing formal target language concept for each word of a natural language input. Therefore, we...
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Báo cáo khoa học: Comparison of the inward- and outward-open homology models and ligand binding of human P-glycoprotein potx
... areshown as balls and the distance between (=O) of QZ59-RRR and (–N<) of Gln725 is 2.84 A˚(64% score, see Materials and methods).ABCComparison of open and closed models of human P-gp I. ... bottom) of the protein–ligandinteractions and the surface of the binding site in the lower bindingsite. (C) Closer view (from the bottom) of the protein–ligand interac-tions and the surface of ... of TM6(blue, on the left of the cavity) used as a template for the modified TM12.Fig. S2. Ramachandran plot of the X-ray structure of chain A (PDB ID code 3G61).Fig. S3. Ramachandran plot of...
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Báo cáo khoa học: "Improvement of a Whole Sentence Maximum Entropy Language Model Using Grammatical Features" potx
... of a WSME language model . In thatwork, a comparison was made between the per-formance of WSME models trained using MCMC and WSME models trained using PS. Features of n-grams and features of ... structure of the sentence. The informa-tion is added in the form of features by means of a Stochastic Context-Free Grammar (SCFG).The grammatical information is combined withfeatures of n-grams and ... 1998; Chelba and Jelinek, 2000; Bened´ı and S´anchez, 2000).A formal framework to include long-distance and local information in the same language modelis based on the Maximum Entropy principle(ME)....
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Báo cáo khoa học: "CLASSIFICATION OF MODALITY FUNCTION AND ITS APPLICATION ANALYSIS TO JAPANESE LANGUAGE" doc
... proposition for natural language understanding and machine translation. However studies on natural language analysis have mainly concerned with the propositional part, and algorithms for analyzing ... representation of the implicative meaning, we are forced to provide different formulae expressive of the each meaning of each modal particle. For example, if we assign the formula (fl) to ... logical formula for the implicative meaning is very individual. This concludes that specification of it for each meaning is very complicated and hard, and a more effective method is therefore...
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Tài liệu Báo cáo khoa học: Comparison of membrane fraction proteomic profiles of normal and cancerous human colorectal tissues with gel-assisted digestion and iTRAQ labeling mass spectrometry pptx
... takes5–15 years, and there is therefore plenty of opportu-nity for early intervention. Approximately half of patients diagnosed with colorectal cancer die within5 years of diagnosis, although ... improves patients’ outcomes. Unfortunately,few biomarkers are available for CRC analyses and none is sufficiently sensitive for screening purposes [3].Therefore, it is of great interest to identify ... mechanisms and energy [11].Information from membrane proteomes will help usunderstand the role of these proteins in fundamentalbiological processes, and it may also help us discovernovel targets for...
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Tài liệu Báo cáo khoa học: Comparison of a coq7 deletion mutant with other respiration-defective mutants in fission yeast doc
... that induction of apt1 and and induc-tion of gpx1 depend solely on the Pap1 and Atf1 tran-scription factors, respectively, and that induction of ctt1 is dependent on both Pap1 and Atf1 in Sc. ... concentration of 100 lgÆ mL)1. Yeast transformations were performed aspreviously described [49].DNA manipulationsCloning, restriction enzyme analysis and preparation of plasmid DNA were performed ... centrifugation, and 500 lL of supernatantwas mixed with 0.1 mL of 0.1% dimethylphenylenediamine(in 5.5 m HCl) and 0.1 mL of 23 mm FeCl3(in 1.2 m HCl).The samples were incubated at 37 ° C for 5 min,...
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Tài liệu Báo cáo khoa học: Comparison of the substrate specificity of two potyvirus proteases doc
... enzyme–substratecocrystal structure [12] and it is not conserved in the natural processing sites for either protease (Fig. 1). Itseems likely therefore that the S4 and ⁄ or S3 pockets of TEV and TVMV proteases are ... red balls and sticks.ABFig. 3. S4 subsites of TEV (A) and TVMV (B)NIa proteases. Enzyme residues are shownwith capped sticks, and the P4 residue of the substrate is shown with ball and stickrepresentation.Comparison ... (Fig. 4A). The OH of the P3Tyr forms hydrogen bonds with the side chains of Asp148 and Asn174, residues that are also present inthe TVMV protease. The side chain of Lys220 alsoforms a hydrogen...
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Báo cáo khoa học: Use of biomolecular templates for the fabrication of metal nanowires ppt
... MINIREVIEWUse of biomolecular templates for the fabrication of metal nanowiresEhud GazitDepartment of Molecular Microbiology and Biotechnology, George S. Wise Faculty of Life Sciences, ... ‘bio-nanotechnology’, the use of biology (or biological tools and scaffolds) for nanotechnology. The present reviewwill focus on bionanotechnological applications for theformation of metal and other inorganic ... [17].Use of the naturally occurring amyloidfibrils for metal coatingAnother use of DNA is to utilize protein and peptide fi-bers [18–20]. Such nano-scale fibrils are formed by theassembly of various...
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Báo cáo khoa học: Comparison of functional properties of two fungal antifreeze proteins from Antarctomyces psychrotrophicus and Typhula ishikariensis ppt
... and P. camemberti. The bipyrami-dal shape of the ice crystal formed in A. psychrotrophi-cus is typical of that observed for fish AFPs [19]. After2 months of culture of A. psychrotrophicus and ... results of a comparison of theconcentration dependence of TH activity amongAnpAFP, TisAFP and fish type III AFP. It also showsthe concentration dependence of TH of a recombinantTisAFP isoform ... the primary sequence of the isoforms of AnpAFP, and our preliminary Edman-degradationexperiments showed that at least Ala1, Gly2 and Leu5are highly conserved between the isoforms (data notshown).pH00.050.100.150.200.25024681012142.52.01.51.00.50TisAFP...
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Báo cáo khoa học: Comparison of human RNase 3 and RNase 7 bactericidal action at the Gram-negative and Gram-positive bacterial cell wall pot
... image of cells for topography contrast was collected at several mag-nifications. A total of ten micrographs were collected atrandom for each condition, and the number of isolated cells and aggregates ... syto 9 (for live bacteria) and propidium iodide (for dead bacteria). Analiquot of 1 mL of exponential phase cells was incubated with 5 lM of each protein. Duplicates were performed for each ... of positive and aromatic surface-exposed residues for RNase 3 [15] and some surface lysine clusters for RNase 7 [9]. On the other hand, a binding domain for heparin in RNase 3 [16] may account for its...
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