Báo cáo "Application of power electronic components to control parameters and switching of compensation devices on power networks " doc

... VNU Journal of Science, Mathematics - Physics 25 (2009) 77-82 77 Application of power electronic components to control parameters and switching of compensation devices on power networks Pham ... switching and changing parameters of regulators are controlled by microprocessor and power electronic components. Microprocessor provides a flexible energy control and a high automation ability to ... compensation devices according to the changing of loads. The controlling of compensation devices could be implemented by power electronics structures controlling the firing angle of thyristor....

Báo cáo khoa học: "A New Approach to the Mechanical Syntactic Analysis of Russian" ppt

... handicap, we are asked to replace the vast capacity of the human brain by the paltry contents of an electronic contraption, the absurdity of * This work was sponsored by the Office of Ordnance Research, ... is stored in GS and the tag t is placed in the normal position of the target T for final printout. ILLUSTRATION 1. As an example of the performance of this section of the program, we offer ... 00000 000002 to 00000 111112. Section A. In both sections of Part I we kept up, for each source sentence, a profile skeleton which consists of a set of signals denoting to which special...

Báo cáo khoa học: "Using Reinforcement Learning to Build a Better Model of Dialogue State" pdf

... direction of that force relative to your fi st ?”NonFeed Hint, CAQ To analyze t he pumpkin’s acceleration we will use Newton’s Second Law.What is the defi nition of the law?”Table 3: Tutor Action ... recognition con-fidence, etc.The goal of using MD Ps is to determine the bestpolicy for a certain state and action space. Thatis, we wish to find the best combination of states and actions to maximize ... discount factor . rangesbetween 0 and 1 and discounts the value of paststates. The policy iteration algorithm (Sutton and Barto, 1998) iteratively updates the value of eachstate V(s) based on the...

Tài liệu Báo cáo khoa học: "Finding Synonyms Using Automatic Word Alignment and Measures of Distributional Similarity" pdf

... Distributional Similarity Based on Syntactic RelationsThis section contains the description of the syn-onym extraction approach based on distributionalsimilarity and syntactic relations. Feature ... bilingual dictionaries. Secondly,by looking at patterns speciﬁcally designed to ﬁl-ter out antonyms. They evaluate on a set of 80synonyms and 80 antonyms from a thesaurus.Wu and Zhou’s (2003) ... this section we will describe results from thetwo synonym extraction approaches based on dis-tributional similarity: one using syntactic context and one using translational context based on wordalignment...

Tài liệu Báo cáo khoa học: Cell surface heparan sulfate proteoglycans Target and partners of the basic ®broblast growth factor in rat Sertoli cells pptx

... growth factor.Whether FiRE is really expresse d in Sertoli cells or not,some post-translational modi®cations, phosphorylation ordephosphorylation of FiRE components could contribute to the speci®city ... in prese nce of FSH, dbcAMP,cholera toxin or bFGF, either in combination with FSH ordbcAMP or cholera toxin and bFGF.Extraction of total RNATotal RNA was extracted from rat Sertoli cells by ... ontrol) of FSH (100 ngáml)1) and of bFGF increasing conc en-trations. Determination of estradiol production was pe rformed byradioimmunoassay. Values are expressed in p g per 106cells and...

Báo cáo khoa học: Linking pseudouridine synthases to growth, development and cell competition potx

... of theH ⁄ ACA class to form one of the four core components of the H ⁄ ACA small nucleolar RNA-associated ribonu-cleoprotein (snoRNP) complexes responsible for rRNAprocessing and conversion ... leads to their elimination by cellcompetition, a key mechanism by which cells are able to coordinate different rates of growth and apoptosis[41]. Only a few Drosophila mutations, in addition to Minute, ... thatloss of Mﬂ can affect both cell size and number. Therelative contribution of these effects to wing size maydepend on the strength of the GAL4 driver and ⁄ or thedomain of RNAi expression. Indeed,...

Báo cáo khoa học: Staphylococcus aureus elongation factor G – structure and analysis of a target for fusidic acid pdf

... phases of initiation,elongation, termination, and recycling, each phasebeing assisted by a number of protein translation fac-tors [1,2]. Some of these factors, in prokaryotes initia-tion factor ... participatesin two distinct steps of the translation cycle: elonga-tion and ribosome recycling. During elongation, afterformation of each new peptide bond, EF-G binds to the ribosome and, under GTP hydrolysis, ... The mutations can be classiﬁed as affecting FA binding, EF-G–ribosome interactions, EF-G conformation, and EF-G stability.AbbreviationsEF-G, elongation factor G; EF-Tu, elongation factor Tu;...

Báo cáo khoa học: Relation between domain evolution, speciﬁcity, and taxonomy of the a-amylase family members containing a C-terminal starch-binding domain pot

... built on the alignment of short conserved sequence regions extracted only fromdomains A and B [20,94]. Both of these trees, i.e. thecomplete-sequence tree and the tree based on shortconserved ... domains A and B, respectenzyme speciﬁcity.In order to improve our understanding of evolution-ary relationships among the GH 13 four- and ﬁve-domainmembers, partial evolutionary trees were constructed(Fig. ... &Svensson, B. (1993) Starch- and glycogen-debranching and branching enzymes: prediction of structural features of the cata-lytic (b/a)8-barrel domain and evolutionary relationship to otheramylolytic...

Báo cáo khoa học: "Viterbi Training for PCFGs: Hardness Results and Competitiveness of Uniform Initialization" doc

... Proc. of COLING.M. Sipser. 2006. Introduction to the Theory of Com-putation, Second Edition. Thomson Course Tech-nology.N. A. Smith and M. Johnson. 2007. Weighted and probabilistic context-free ... InProc. of COLING-ACL.R. McDonald and G. Satta. 2007. On the complex-ity of non-projective data-driven dependency pars-ing. In Proc. of IWPT.R. M. Neal and G. E. Hinton. 1998. A view of theEM ... that:Theorem 4. The decision problem of Condition-alViterbiTrain problem is NP-hard.where the decision problem of ConditionalViter-biTrain is deﬁned analogously to the decisionproblem of ViterbiTrain.We...

Báo cáo khoa học: "A global model for joint lemmatization and part-of-speech prediction" doc

... com-ponent models on the training lexicons LTrain and select their hyperparameters on the LDev lexicons.We then train the joint model on the LDev lexicons and evaluate it on the LTest lexicons. ... bounced for tags VBD and VBN, to bounce for tags VB and NN, and to bouncer for tag JJR. One feature looks at thecombination of tags corresponding to the differ-490ent forms of the lemma. In this ... word-context model is Bayesian and utilizes a sparse Dirichlet prior on the distributions of tags given words. In addition, it uses informa-tion on a four word context of occurrences of w inthe...

Xem thêm