efficient minimum error rate training
Tài liệu KRONE - White paper - Zero Bit Error Rate doc
... contains an error, the receiver rejects theZERO BIT ERROR RATE Cabling infrastructure providers are following KRONE’s lead regarding theimportance of having the lowest bit error rate possible. ... and cause an error. KRONE has selected a level 100 times lower than theworst case in the Standard and has called this BERcondition of 10-12as ZERO BIT ERROR RATE. Zero Bit Error Rate (ZBER) ... plus others can all cause a bit error (eg. it is thereception of 0 when 1 was transmitted or vice versa).The Bit Error Rate (BER) is a measure of how oftenthese errors occur.Statistical MethodSome...
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Tài liệu Báo cáo khoa học: Efficient killing of SW480 colon carcinoma cells by a signal transducer and activator of transcription (STAT) 3 hairpin decoy oligodeoxynucleotide – interference with interferon-c-STAT1-mediated killing pdf
... assays. However, thesame cells were efficiently killed by interferon-c. This effect was counter-acted by the STAT3 oligodeoxynucleotide, which was found to efficientlyinhibit STAT1. Thus, although ... enter the nucleus wherethey induce the expression of target genes [2].Several studies have demonstrated that STAT3 is akey regulator of cell proliferation. It was shown to be aKeywordscell death; ... oligodeoxy-nucleotide was added to a colon carcinoma cell line in which it induced celldeath as efficiently as the STAT3 inhibitor stattic. The hairpin STAT3oligodeoxynucleotide co-localized with...
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Tài liệu Báo cáo khoa học: Reversible tetramerization of human TK1 to the high catalytic efficient form is induced by pyrophosphate, in addition to tripolyphosphates, or high enzyme concentration ppt
... [14], the feedback inhibitor dTTP wasbound in the substrate pocket, similar to the bindingof dTTP to the D. melanogaster multi-substratedeoxyribonucleoside kinase [16], despite the funda-mental ... mass, as the standard varia-tion in Ve⁄ V0for the markers was less than 2% (coefficientof variation) from 20 separate marker elution profiles.Fractions (200 lL) were collected into 100 lL column ... MarianneLauridsen is gratefully acknowledged.References1 Malinsky J, Koberna K, Stanek D, Masata M, VotrubaI & Raska I (2001) The supply of exogenous deoxyribo-nucleotides accelerates the speed...
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Tài liệu Báo cáo khoa học: The role of N-glycosylation in the stability, trafficking and GABA-uptake of GABA-transporter 1 Terminal N-glycans facilitate efficient GABA-uptake activity of the GABA transporter pptx
... caused by thereduction in substrate translocation by GAT1 (turn-over rate) .Defective N-glycosylation results in reducedGAT1-mediated currents and reduced rate ofexternal Na+interactionTo ... treatment withdMM (Fig. 8). Our results indicate that the turnover rate of the transporter is affected, but not the substratebinding process. This provides strong evidence thatN-glycans, in ... of this trans-porter. Liu et al. demonstrated in Xenopus oocytesthat mutations of two of the three N-glycosylationsites led to a reduction in turnover rates and complexchanges in the interaction...
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Tài liệu Efficient Pattern Matching over Event Streams doc
... is a[a.len].Step 3. Event selection strategy: The formulas on theignore edges depend on the event selection strategy in use.Despite a spectrum of strategies that pattern queries mayuse, our ... diverse needs of stream applications requiredifferent strategies to be used:Strict contiguity. In the most stringent event selectionstrategy, two selected events must be contiguous in the inputstream. ... of thematches and requirements of runtime efficiency. The ver-bose mode enumerates all matches and returns them sepa-rately. Hence, applications have to pay for the inherent costof doing so....
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Tài liệu Báo cáo khoa học: Efficient RNA ligation by reverse-joined hairpin ribozymes and engineering of twin ribozymes consisting of conventional and reverse-joined hairpin ribozyme units ppt
... specific RNAsubstrate strongly depends on the stability of the pro-perly folded substrate–ribozyme complex. Strikingly,the hairpin ribozyme is an efficient ligase if the ribo-zyme substrate complex ... which, in addition to cleavage, catalyse efficient RNA ligation. The most efficient variant ligated its appropriateRNA substrate with a single turnover rate constant of 1.1 min)1and afinal yield ... 3¢-ligation substrateand the ribozyme seems to be most favourable foran efficient reaction among the studied species.HP–RJWTA7 is also an efficient endonuclease; itcleaves the substrate S40F3F5...
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Tài liệu Báo cáo khoa học: "Efficient Online Locality Sensitive Hashing via Reservoir Counting" ppt
... form: (-1,0,0,1).Percent.ZerosMean.Absolute .Error 0.10.20.30.40.50.2 0.4 0.6 0.8 1.0MethodDiscreteNormalFigure 1: With b = 256, mean absolute error in cosineapproximation when using a ... at half the memory cost, whilerequiring larger b to account for the chance of ap-proximation errors in individual reservoir counters.ExpectedTrue5010015020025050 100 150 200 250Figure ... 1/k)u9: Return s with probability s− s, s otherwiseBits.RequiredMean.Absolute .Error 0.060.070.080.090.100.110.12●●●●●●●●●●●1000 2000 3000 4000 5000 6000 7000...
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Tài liệu Báo cáo khoa học: "Computationally Efficient M-Estimation of Log-Linear Structure Models∗" doc
... against training time, for a vari-ety of training dataset sizes and regularizaton set-tings, under different training methods. This illus-trates the training- time/accuracy tradeoff: the M-estimator, ... function of training set size is plotted in Fig. 2;the different methods behave relatively similarly asthe training data are reduced. Fig. 3 plots accuracy(on tuning data) against training time, ... dynamicprogramming over the training data (recall that thisonly needs to be done once, cf. the CRF). Strictlyspeaking, qemp0assigns probability zero to any se-quence not seen in training, but we can...
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Báo cáo khoa học: A novel mechanism of V-type zinc inhibition of glutamate dehydrogenase results from disruption of subunit interactions necessary for efficient catalysis doc
... steady state rate being reached by 4 s.The steady state rate was subtracted from the overall traceand the pre-steady state phase was fitted tofluorescence ¼ A ð1 À eÀk1tÞallowing the rate constant ... spectrophotome-ter) due to the production of NAD(P)H at 340 nm, using amillimolar extinction coefficient of 6.22 mM)1Æcm)1. All rate measurements were performed in triplicate and the resultsshown are the ... at 450 nm) at pH 7.0 with 1 mM NAD+as cofactor.Condition Steady state rate 340F450s)1Pre-steady state burst rate 340F450s)1Pre-steady state burstamplitude340F45050 mM glutamate...
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Báo cáo khoa học: Efficient and targeted delivery of siRNA in vivo pdf
... efficiencyvia efficient cytosolic release with high resistance toserum and low cytotoxicity [129]. It was demonstratedthat ketalized linear polyethylenimine ⁄ siRNA poly-plexes were efficiently ... siRNA may generate metabolites that might beunsafe or trigger unwanted effects. To date, cholesteroland aptamers are the most promising siRNA conjugatesthat have demonstrated efficient RNAi ... conjugation were demonstrated in a recentstudy; cholesterol–siRNA conjugates seem to incorpo- rate into circulating lipoprotein particles (i.e. improveddistribution in vivo) and are efficiently internalized...
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Báo cáo khoa học: "Exploring Deterministic Constraints: From a Constrained English POS Tagger to an Efficient ILP Solution to Chinese Word Segmentation" ppt
... assigned to the word in training data. Furthermore, we approximate unknown wordsin testing data by rare words in training data. Fora word that occurs less than 5 times in the training corpus, we ... Possible wordsare generated with respect to the partially taggedcharacter sequence. A character tagged with B al-ways occurs at the beginning of a possible word. Ta-ble 4 illustrates the constrained ... properrepresentation, large number of deterministicconstraints can be learned from training exam-ples, and these are useful in constraining prob-abilistic inference. For tagging, learned con-straints...
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Báo cáo khoa học: "Efficient Third-order Dependency Parsers" pdf
... the English training set and evalu-ated on the English validation set; the same beamvalue was applied to both training and validationdata. Pass = %dependencies surviving the beam in training ... retainingan efficient O(n4) runtime. In fact, our third-order parsing algorithms are “optimally” efficient in an asymptotic sense. Since each third-order partis composed of four separate indices, ... case of Koo et al. (2008) and11For English, we generate marginals using a projectiveparser (Baker, 1979; Eisner, 2000); for Czech, we generatemarginals using a non-projective parser (Smith...
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- minimum error rate training in statistical machine translation
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