b analysis of trend historical data

Tuberculosis in Liver Transplant Recipients: A Systematic Review and Meta-Analysis of Individual Patient Data doc

Ngày tải lên : 29/03/2014, 03:20

... apy.19 We assessed each variable by stepwise backward regression using a P value cutoff of Յ0.1 Because Ͻ50% of cases reported year of transplant, we excluded this variable from our model We plotted ... parentheses are the numbers of patients evaluated Abbreviations: MTB, Mycobacterium tuberculosis; TST, tuberculin skin test *The reporting authors determined that the MTB infection was from the ... Value† 0.81 0.44 0.11 Abbreviation: MTB, Mycobacterium tuberculosis * The number of patients used in each analysis is shown in parentheses † The P value is for the comparison between cases that lived...

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Báo cáo hóa học: " Research Article Statistical Analysis of Hyper-Spectral Data: A Non-Gaussian Approach" pot

Ngày tải lên : 22/06/2014, 23:20

... negligible Thus, according to the properties of the ECDs, the analysis of the statistical behavior of real data can be reduced to the study of the distributions of the scalar variable D The analysis ... the distribution of hyperspectral data for a speciﬁc background class is obtained as the linear combination of a ﬁnite number N of Gaussian functions In particular, the p.d.f of X can be expressed ... reduced the analysis of the statistical behavior of real data to the study of the univariate distribution of D Note that, by assuming perfect knowledge of µ and C, the EC-t distribution depends...

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Báo cáo lâm nghiệp: "Environmental risk assessment based on semi-quantitative analysis of forest management data" pptx

Ngày tải lên : 07/08/2014, 10:21

... wet, but more continental than in the previously named regions Long-term impacts of windstorms with subsequent bark beetle outbreaks comprise a typical forest disturbance regime Description of ... Qualitative variables were quantiﬁed by means of simpliﬁed ordinal scales (for details see Table 1) The dependent variable was designed on the basis of direct visual assessment of forest damage ... dependent into a logit variable (the natural log of the odds of the dependent variable occurring or not) In this way, logistic regression estimates the probability of occurrence of a certain event (e.g...

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Báo cáo khoa học: "Improved survival following surgery and radiation therapy for olfactory neuroblastoma: analysis of the SEER database" pdf

Ngày tải lên : 09/08/2014, 09:20

... SEER database with an additional four years of data Page of Table Description of SEER ONB cohort (N = 511) Characteristic Frequency Percent Age (years) Methods Identification of Cases The SEER database ... at the cost of limited documentation of treatment detail For example, the SEER database did not include type of surgical resection In a recent meta -analysis of patient data for ONB between 1992 ... period for the SEER database, 1973-2006, includes a time period before the beginning of the modern age of skull base surgery (1985-1990) A stratification of patient survival by year of diagnosis may...

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Báo cáo khoa hoc:" A quasi-score approach to the analysis of ordered categorical data via a mixed heteroskedastic threshold model" pdf

Ngày tải lên : 09/08/2014, 18:21

... analogues of BLUP (best linear unbiased predictor) of random effects as by-products Moreover, this quasi-score method, via linearization, was proven to be quite general [1, 21, 39] Initially derived by ... y if r ,j of observation r in subpopulation i is in category j and y response , ij otherwise In the threshold approach, the probability of a response in category jfor an observation of population ... but fits the data set better ( Pearson X statistics = 27.0 and 11.8 for degrees of freedom for purely fixed models) 4 DISCUSSION New perspectives are opened in the analysis of ordinal data by...

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Báo cáo sinh học: " Statistical analysis of ordered categorical data via a structural heteroskedastic threshold model" pdf

Ngày tải lên : 09/08/2014, 18:22

... value of the ratio of the observed X to its expected value (419/17 25) suggests that the dependency of the probabilities 77,! with respect to sex of calf and age of dam is not described properly by ... (193 4b) The results of crosses between inbred strains of guinea pigs differing in number of digits Genetics 19, 537-551 Zellner A (1976) Bayesian and non-Bayesian analysis of the regression model ... there are algebraically independent variables in the data vector, ie, 1(J - 1) here Data should be grouped as much as possible for the asymptotic chi-square distribution to Above, * D is based model...

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A visualization tool for the rapid analysis of bacterial transcriptome data pot

Ngày tải lên : 09/08/2014, 20:20

... Trypsin digestion on a database of proteins *Online help can be obtained from [45] The power of visualization There are a number of benefits of visual inspection of transcriptome data compared with ... type of analyses that can be performed with these algorithms are exemplified below, using the analysis of the ComK-regulon in B subtilis and the in silico prediction of the CcpA-regulon of L ... expression in Bacillus subtilis J Bacteriol 1998, 180:4243-4251 Hahn J, Inamine G, Kozlov Y, Dubnau D: Characterization of comE, a late competence operon of Bacillus subtilis required for the binding...

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Báo cáo y học: "A scaling normalization method for differential expression analysis of RNA-seq data" pps

Ngày tải lên : 09/08/2014, 20:21

... distribution of M values between two technical replicates of the kidney sample after the standard normalization procedure of accounting for the total Page of number of reads The distribution of ... J: Bioconductor: open software development for computational biology and bioinformatics Genome Biol 2004, 5:R80 Durinck SMY, Kasprzyk A, Davis S, De Moor B, Brazma A, Huber W: BioMart and Bioconductor: ... tissues The black arrow highlights the set of prominent genes that are largely attributable for the overall bias in log-fold-changes Table Number of genes called differentially expressed between...

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Báo cáo y học: "Dating the age of admixture via wavelet transform analysis of genome-wide data." pptx

Ngày tải lên : 09/08/2014, 22:23

... into blocks of different sizes, so that the genomes of the descendants of an Page of 18 admixture event are composed of different combinations of these ancestral blocks (Figure 1) Hence, by screening ... admixture rate; (b) number of breakpoints; black lines indicate the expected value, given by: Nbkpts = 2TgenR(Ea(1 - Ea) - var a); and (c) the WT centers Inset: Average number of breakpoints for ... new recombination events undetectable The same phenomenon is responsible for the deviation of the number of recombination breakpoints observed in our simulations from the value predicted by Equation...

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Báo cáo y học: ":Identification of novel stem cell markers using gap analysis of gene expression data" ppsx

Ngày tải lên : 14/08/2014, 08:20

... cyp 1b1 cyp1a1, cyp1a2, cyp1a?, cyp 1b1 cyp1a1, cyp1a2, cyp 1b1 Collier/knot ebf ? ebf1 (2), ebf2 (2), ebf3 ebf2, ebf3 ebf1, ebf2, ebf3 ebf1, ebf2, ebf3 ebf1, ebf2, ebf3, ebf4 rab3 rab3 ? rab3a ... ebf1, ebf2, ebf3, ebf4 rab3 rab3 ? rab3a (2), rab 3b, rab3c?, rab3d (2) rab 3b, rab3c rab 3b, rab3c rab3a, rab 3b, rab3c, rab3d rab3a, rab 3b, rab3c, rab3d svp COUP COUP nr2f1, nr2f2 nr2f1, nr2f2 nr2f1, ... Figure Properties of the set of 893 patterns Properties of the set of 893 patterns (a) Number of patterns with a given number of probe sets associated with a score of 90% (b) Number of patterns with...

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Báo cáo sinh học: " The analysis of disease biomarker data using a mixed hidden Markov model (Open Access publication)" ppt

Ngày tải lên : 14/08/2014, 13:21

... generalization of the mixture model is the hidden Markov model (HMM) that presents the advantages of not only estimating individual probabilities of being infected but also of predicting individual probabilities ... simulated data based on parameters obtained in a survey of clinical mastitis cases Bayesian estimates of the parameters were obtained using the Gibbs sampler Finally, limitations and possible extensions ... the last (d = 800) runs of the Gibbs algorithm This may seem very few cycles but results were checked for three simulated data sets over a higher number of cycles of the Gibbs sampler Convergence...

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Báo cáo y học: "ChIPOTle: a user-friendly tool for the analysis of ChIP-chip data" docx

Ngày tải lên : 14/08/2014, 15:20

... of c and v, and bounds on the probability that a sum of independent t-distributed random variables exceeds a threshold Estimates of c and v can be obtained through moment-based methods Suitable ... Arrayed elements 'B' (RPL 1B open reading frame [ORF]) and 'C' (MRM2 ORF), which are within about kilobase (kb) of the binding site, are also enriched above noise Arrayed element 'B' has a higher ... standard deviation of 0.35 and a mean of (black bars) The upper and lower bounds of the black dashed line represent extreme values for 10,000 simulated Gaussian distributions with the above parameters...

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ON THE ANALYSIS OF LARGE-SCALE DATASETS TOWARDS ONLINE CONTEXTUAL ADVERTISING

Ngày tải lên : 20/08/2014, 09:36

... and background of hidden topic analysis, with focus on Latent Dirichlet Allocation and Gibbs Sampling method We then describe our work of hidden topic analysis of a large scale Vietnamese dataset: ... between web pages and ads’ vocabularies Ribeiro-Neto et al (2005) [13] focuses on solving this problem by expanding the vocabulary of web pages Generally, web pages have richer content and belong ... using the price calculated by sizes of banners and the number of exposition through the ranking of publishing web sites (CPM method) This ranking is often provided by some tools adopted in the...

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STATISTICAL ANALYSIS OF CLINICAL TRIAL DATA USING MONTE CARLO METHODS

Ngày tải lên : 24/08/2014, 11:40

... models 27 Table 2.3 NSABP B- 14 data analysis based on general models 29 Table 2.4 NSABP B- 22 data analysis using restricted models 34 Table 2.5 NSABP B- 22 data analysis using general ... negligible Figure 2.5 The estimated baseline cumulative hazards for the NSABP B- 22 dataset based on the restricted and general semicompeting risks models 35 Table 2.5 NSABP B- 22 data analysis ... linear term of the number of positive nodes all have negative prognostic effects on both types of failures while older age has a positive prognostic effect Table 2.4 NSABP B- 22 data analysis using...

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Analysis of dose response data from developmental toxicity studies

Ngày tải lên : 15/09/2015, 22:03

... Estimated number of affected litters for the DEHP data by malformation type based on bivariate beta-binomial model 41 vi 2.8 Estimated number of affected litters for the DEHP data by malformation ... 0.0 0.00 0.10 Probability 0.2 0.20 p=.1, rho=.2 15 Number of affected foetuses 0.4 Number of affected foetuses Probability 15 10 Number of affected foetuses 15 10 15 Number of affected foetuses ... 2.3.1 Bivariate Beta-binomial Model Recall that beta-binomial distribution assumes that marginal probability follows a beta distribution A natural idea is to find a multivariate analogue of the beta...

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báo cáo hóa học:" The HIV-1 Non-subtype B Workgroup: An International Collaboration for the Collection and Analysis of HIV-1 Non-subtype B Data" pot

Ngày tải lên : 20/06/2014, 08:20

... patterns will be useful to test the hypothesis that the knowledge acquired in subtype B can be implemented in persons infected with non -B subtypes.[15] The collected data are intended to be publicly ... combinations, there are insufficient data, even in subtype B HIV-1 Worldwide collaboration, using common data collection instruments and uniform protocols, is essential to the analysis of non -B ... Schwardlander B, Esparza J: Estimated global distribution and regional spread of HIV-1 genetic subtypes in the year 2000 J Acquir Immune Defic Syndr 2002, 29:184-190 Abstract Ravela J, Betts BJ, Brun-Vezinet...

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Spectral analysis of total ozone column variability using TOMS data over Baghdad, Iraq

Ngày tải lên : 05/09/2013, 15:28

... dry air brought by this shamal permits intensive sun heating of the land surface, but the breeze has some cooling effect The combination of rain shortage and extreme heat makes much of Iraq a ... characteristic persistence of the system is order of about eight weeks At the lag of the 92 days the ACF became zero Figure Persistence of daily TOC in Baghdad city as measured by lagged autocorrelations ... concentrations of carbon dioxide are higher than the acceptable levels especially in the industrial regions around Baghdad city, also Affaj [17] studied the distributions of the concentrations of polluted...

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Tài liệu Báo cáo khóa học: Further insights into the assembly of the yeast cytochrome bc1 complex based on analysis of single and double deletion mutants lacking supernumerary subunits and cytochrome b pdf

Ngày tải lên : 19/02/2014, 12:20

... absence of the cytochrome b subcomplex (formed by Ó FEBS 2004 Assembly of the yeast cytochrome bc1 complex (Eur J Biochem 271) 1217 cytochrome b, subunit and subunit 8) hinders the insertion of ... strains can be ascribed to an altered process of assembly of the multisubunit complex in the inner mitochondrial membrane The bc1 subunits that are imported but not assembled into the multisubunit ... mitochondrial membranes were analyzed by SDS/PAGE and Western blotting with antibodies to the subunits of the yeast bc1 complex indicated on the left side of the blots Ó FEBS 2004 Assembly of the yeast...

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Tài liệu WATER QUALITY UPDATE: An Analysis of November 2012 Sampling Data pdf

Ngày tải lên : 19/02/2014, 17:20

... (c) (b) 10 (b) 2000 (b) (b) 10 (b) (b) 250 (c) (b) (d) (b) (d) 100 (b) 20 (a) 100 (a) (b) 1300 (f) 1000 (g) 0.2 (b) (b) 300 (c) 15 (f) 50 (c) (b) 10 (b) (b) 50 (b) 100 (c) 500 (b) 250 (c) (b) 500 ... ARLINGTON BEDFORD BELMONT BOSTON BROOKLINE CHELSEA DEER ISLAND EVERETT FRAMINGHAM HANSCOM AFB (b) (f) LEXINGTON LYNNFIELD MALDEN MARBLEHEAD MARLBOROUGH (b) MEDFORD MELROSE MILTON NAHANT NEEDHAM (b) ... doses and can increase the level of DBPs UV 254 is impacted by the amount of Quabbin transfer and the doses, DBPs UV-254 transfer, quality and quantity of tributary flows into the Wachusett Hurricanes...

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Tài liệu Báo cáo Y học: Puriﬁcation, characterization, immunolocalization and structural analysis of the abundant cytoplasmic b-amylase from Calystegia sepium (hedge bindweed) rhizomes ppt

Ngày tải lên : 22/02/2014, 07:20

... atomic coordinates of the soybean b- amylase (code 1BYA) [33] were taken from the RCSB Protein Data Bank (http://www.rcsb.org/pdb) to build the threedimensional model of the C sepium b- amylase Energy ... model of the b- amylase from C sepium comprises (a) a core built up of a bundle of eight parallel b strands surrounded by eight a helices and thus exhibits a typical (a /b) 8 barrel structure, (b) ... activity of soybean beta-amylase Eur J Biochem 221, 649–654 48 Kunikata, T., Nishimura, S & Nitta, Y (1996) Maltal binding mechanism and a role of the mobile loop of soybean beta-amylase Biosci Biotechnol...

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