... presence of 2-amino-2-deoxygalactose and lysine The D configuration of GalA and GalN was determined by GLC of the acetylated (S)-2-butyl glycosides and the L configuration of lysine by GLC of the ... NMR spectrum of the O-polysaccharide of P mirabilis G1 Ó FEBS 2002 1410 Z Sidorczyk et al (Eur J Biochem 269) Fig Structures of the O-polysaccharides of the cross-reactive LPS of P mirabilis ... Reactivity of anti-(O-polysaccharide) sera against P mirabilis G1 (A) and S1959 (B) in EIA j, LPS of P mirabilis G1; d, LPS of P mirabilis S1959; h, LPS of P mirabilis O28; s, LPS of P mirabilis...
Ngày tải lên: 21/02/2014, 15:20
... their code base? (2) What is the degree of automation of the detection aspect of the approach? (3) What is the degree of automation of the prevention aspect of the approach? (4) What infrastructure ... to detect one of the root causes of SQLIA vulnerabilities in code— improper type checking of input However, this technique would not catch more general forms of SQLIAs because most of these attacks ... execution, by the database, of the SHUTDOWN command References: [1, 18] PREVENTION OF SQLIAS Researchers have proposed a wide range of techniques to address the problem of SQL injection These techniques...
Ngày tải lên: 05/03/2014, 23:20
Báo cáo khoa học: Functional classification of scaffold proteins and related molecules pptx
... unmanageable number of individual observations This very fact, however, also makes it inherently limited, because of the necessary neglect of many details If such exceptions to the ‘rule’ of the system become ... compilation ª 2010 FEBS 4349 Functional classification of scaffold proteins L Buday and P Tompa Table Scaffold proteins and their kin Representatives of the four categories of scaffold proteins and their ... domain of FADD The chimeric adaptor protein could reroute RTK signals to induce procaspase activation and cell death [19] Classification of scaffolds and its limitations The functions of the above...
Ngày tải lên: 06/03/2014, 22:21
Báo cáo khoa học: "Towards a Semantic Classification of Spanish Verbs Based on Subcategorisation Information" doc
... The size of the classes at the lower level of the classification hierarchy varies from to 176 3.2 Materials The input to the algorithm is a description of each of the verbs in the form of a vector ... indication of the consistency of the obtained clusters, regardless of the division of the data in the gold standard For each clustering experiment, we calculate the mean of the silhouette value of all ... 2002b) for this task MLE is calculated as the ratio of the frequency of + over the frequency of Pairs of verb+pattern that not have a probability of co-occurring together higher than a certain threshold...
Ngày tải lên: 08/03/2014, 04:22
Báo cáo khoa học: Structure of the O polysaccharides and serological classification of Pseudomonas syringae pv. porri from genomospecies 4 doc
... consists of four residues of L-Rha and one residue of D-GlcNAc A relatively large J1,2 coupling constant value of Hz for the H1 signal of the GlcNAc residue and the NMR chemical shifts of H5 and C5 of ... Particularly, the positions of substitution of the rhamnose residues followed from downfield displacements of the signals for C3 of RhaI and RhaIV, C2 of RhaIII, C2 and C3 of RhaII to d 77.3–79.1, ... displacements of the signals for the linkage carbons, namely C3 of RhaII, C2 of RhaIII and RhaIV, and C2 and C3 of RhaI to d 78.5–79.1 (by 6–8 p.p.m.), and the similarity of the C2-C6 chemical shifts of...
Ngày tải lên: 08/03/2014, 08:20
Báo cáo khoa học: Classification of ATP-dependent proteases Lon and comparison of the active sites of their proteolytic domains pdf
... T.V (2001) Coupling of proteolysis and hydrolysis of ATP upon functioning of Lon proteinase of Escherichia coli II Hydrolysis of ATP and activity of peptide hydrolase sites of the enzyme Bioorgan ... analysis of the amino acid sequences of the majority of the currently known Lon proteases The results of site-directed mutagenesis of E coli Lon protease and insights from the crystal structure of ... prompted a reanalysis of the active sites of this family of proteases The alignment of the proteolytic domains derived from the sequences of > 100 Lon proteases from a variety of sources provided...
Ngày tải lên: 16/03/2014, 18:20
Báo cáo khoa học: Structures of the O-polysaccharides and classification of Proteus genomospecies 4, 5 and 6 into respective Proteus serogroups ppt
... including those of 27 strains of P vulgaris, 39 strains of P mirabilis, 24 strains of P penneri, one strain of P myxofaciens, one strain of P hauseri and Providencia stuartii O18, only LPS of P vulgaris ... spectrum of any signals for nonanomeric ring carbons at a field lower than d 82 [12] A relatively low-field position of the signals for C6 of GlcNAc (d 69.9), C3 of GalNAc (d 77.5), C4 of Qui3NAc ... K Zych et al O-polysaccharides of Proteus genomospecies Fig Part of a 2D ROESY spectrum of the polysaccharide of Proteus genomospecies The corresponding parts of the 1H-NMR spectrum are displayed...
Ngày tải lên: 16/03/2014, 23:20
Classification of colorectal cancer based on correlation of clinical, morphological and molecular features doc
... higher rates of loss of heterozygosity than the MSS group.69 Two mechanisms for MSI-L status have been advanced: (i) increased generation of methylG:T mismatches due to loss of expression of 0-6-Methylguanine ... loss of expression of the DNA mismatch repair gene MLH1.82,83 These mechanisms might also synergise and account for the high end of the range of MSI-L or ‘super-low’ status.73 Involvement of MLH1 ... single copy of the altered gene may develop small numbers of serrated polyps and be at increased risk of developing CIMP CRC The early evolution of CIMP CRC may be the same regardless of MSI status...
Ngày tải lên: 22/03/2014, 17:20
Báo cáo khoa học: Phylogenetic comparison and classification of laccase and related multicopper oxidase protein sequences pot
... value of 3.5, an optimal pH for ABTS of 2.7 and for syringaldazine of 5–5.5 The properties for Lcc2 are quite different with a pI value of 6.2–6.8, optimal pH for ABTS of and for syringaldazine of ... the dependence of the 2,6dimethoxyphenol oxidation on Cu2+ addition [37] This plethora of functions of the various laccases implicates the capability of oxidizing a wide range of substrates, ... yielded a more resolved phylogeny of the MCO sequences, providing the base for the (putative) functional assignment of sequences One of the most obvious features of the tree was that the laccase...
Ngày tải lên: 23/03/2014, 11:20
SCOP: A Structural Classification of Proteins Database for the Investigation of Sequences and Structures ppt
... December 1994 of the Brookhaven Protein Databank (PDB) contain 3179 domains Many of these become forms of the same protein whose differences are not significant in terms of the classification used ... convenience of users, the different folds have been grouped into classes Most of the folds are assigned to one of the five structural classes on the basis of the secondary structures of which they ... Databases—Information Content, Software Systems, Scientific Applications (Allen, F H., Bergerhoff, G & Sievers, R., eds), pp 107–132, Commission of the International Union of Crystallography, Bonn,...
Ngày tải lên: 23/03/2014, 12:20
Báo cáo khoa học: "Classification of Feedback Expressions in Multimodal Data" pdf
... results Section contains a description of the resulting datasets and a discussion of the results obtained in the classification experiments Section is the conclusion of time restrictions, we limited ... 41:687–699 Evelyn McClave 2000 Linguistic functions of head movements in the context of speech Journal of Pragmatics, 32:855–878 Jacob Cohen 1960 A coefficient of agreement for nominal scales Educational ... follower’s part of the interaction Because Annotation of feedback expressions As already mentioned, all words in DanPASS are phonetically and prosodically annotated In the subset of the corpus...
Ngày tải lên: 23/03/2014, 16:20
Báo cáo khoa học: "Collective Classification of Congressional Floor-Debate Transcripts" ppt
... attributes Collective classification takes advantage of the network by using all three sources Instances may have features derived from their source objects or from other objects Classification proceeds ... arbitrary The use of standard deviations appears problematic as, intuitively, the strength of a classification should be independent of its variance As a case in point, consider a set of instances ... text of each instance is the concatenation of the speeches by a speaker within a debate This results in a corpus of 1,699 instances with a roughly even class distribution Approximately 70% of these...
Ngày tải lên: 23/03/2014, 16:20
Báo cáo khoa học: "Classification of Semantic Relationships between Nominals Using Pattern Clusters" pdf
... degree of preprocessing, features used, classification algorithm and the nature of training/test data 2.1 Available Resources Many relation classification algorithms utilize WordNet Among the 15 systems ... label of the cluster with the largest number of pattern instances in the corpus One advantage of this method is that we get as a by-product a set of labeled pattern clusters Examination of this ... assign classes to tested items One of the advantages of our method is that it can be used not only for classification, but also for further analysis and retrieval of the observed relationships2 ...
Ngày tải lên: 23/03/2014, 17:20
Báo cáo khoa học: Classification of the short-chain dehydrogenase ⁄reductase superfamily using hidden Markov models potx
... surprisingly, given that the majority of the families are classical, 36% of the proteins are of the extended type This means that many of the largest families are of the extended type Classical SDRs ... obtain a sequence-based subdivision of the SDR superfamily that allows for automatic classification of novel sequence data and provides the basis for a nomenclature system Members Fig SDR family sizes ... more than half of the families are unique to bacteria (178 of 314) The two largest of these, SDR56X with 557 members and SDR61X with 245 members, have multidomain enzymes in the form of polyketide...
Ngày tải lên: 29/03/2014, 09:20
Báo cáo khoa học: "Automatic Classification of Verbs in Biomedical Texts" potx
... work has been conducted on semantic classification of biomedical terms and nouns, less work has been done on the (manual or automatic) semantic classification of verbs in the biomedical domain (Friedman ... the type of lexical (i.e syntactic-semantic) verb classification this paper focuses on To get an initial idea about the differences between our target classification and a general language classification, ... case for examining the potential of automatic classification We report an experiment where a classification is induced for 192 relatively frequent verbs from a corpus of 2230 biomedical journal articles...
Ngày tải lên: 31/03/2014, 01:20
Báo cáo khoa học: "A Practical Classification of Multiword Expressions" pdf
... distinguishing two groups of units: idiosyncratic from the point of view of morphosyntax and idiosyncratic from the point of view of semantics Such a division allows for efficient use of existing tools ... shown the inadequacy of the available classifications of multiword expressions for computational processing of such languages In our opinion, a successful computational description of multiword expressions ... (12) Previous Classifications There are numerous classifications available in linguistic literature, and we considered three of them in turn From the practical point of view, none of them proved...
Ngày tải lên: 31/03/2014, 01:20
A Hierarchical Classification of First-OrderRecurrent Neural Networks a10
... point of view of finite word instead of infinite word reading automata, as for instance in [6,10,11,12,13,14,15] Unfortunately, as opposed to the case of infinite words, the classification theory of ... irrespective of the fact that this sequence is periodic or not, some state will repeat finitely often whereas other will repeat infinitely often The (finite) set of states occurring infinitely often in ... AN of Figure Conclusion The present work proposes a new approach of neural computability from the point of view infinite word reading automata theory More precisely, the Wadge classification of...
Ngày tải lên: 28/04/2014, 09:49
A Hierarchical Classification of First-OrderRecurrent Neural Networks cs12
... )0ω produces an output of the form 0∗ r ((pb−1 (k) , qb−1 (k) ))0ω Proof A straightforward generalization of the proof of Lemma The next result now shows that any Σ1 -set of {0, 1}ω can indeed ... output of the form 0∗ r (pb−1 (k) )0ω 28 J Cabessa, A.E.P Villa / Theoretical Computer Science 436 (2012) 23–34 Proof We only give a sketch of the proof, since it is a direct generalization of [8, ... is Lipschitz of modulus ˜ ˜ We now provide a complete characterization of the expressive power of the class of non-deterministic ω-ARNNs More precisely, we prove that the class of ω-languages...
Ngày tải lên: 28/04/2014, 09:49
Báo cáo hóa học: " Research Article Classification of Pulse Waveforms Using Edit Distance with Real Penalty" potx
... Classification result Periods segmentation Offline Offline Pulse waveform database Processed pulse waveform database Offline Figure 1: Schematic diagram of the pulse waveform classification modules kernel function ... classification to the best of our knowledge Experimental results show that the proposed methods achieve an average classification rate of 91.74%, which is higher than those of several state -of- the-art approaches ... waveforms of these five pulse patterns acquired by our pulse waveform acquisition system All of these pulses can be defined according to the presence, absence, or strength of three types of waves...
Ngày tải lên: 21/06/2014, 08:20
Báo cáo hóa học: " Research Article Detect Key Gene Information in Classification of Microarray Data" docx
... They concluded the results of different methods, such as least 92.86% of squares support vector machine (LS-SVM), 94.40% of PCA, 93.58% of kernel PCA (KPCA), 94.65% of penalized independent component ... / / (3) where dmax is the number of original wavelet features We select different number of features in our study respectively to evaluate the performance of classification Firstly, the algorithm ... 5: The method of finding significant information of microarray vector based on wavelet reconstructed information N, Dori represent the number of samples and original dimension number of microarray...
Ngày tải lên: 21/06/2014, 22:20