statistical analysis of quantitative data

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

... 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 was carried out in terms of a graphical ... estimate the value of υ to obtain the best ﬁtting The analysis of the statistical behavior of MIVIS data was carried out by also considering mixture models The introduction of those models has ... a number of pixels large enough to neglect the errors in the estimate of the mean vector and the covariance matrix Thus, they reduced the analysis of the statistical behavior of real data to the...

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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

... according to sex of calf (males, females) and age of dam at calving in years Scores and were pooled on account of the low frequency of score Nine levels were considered for age of dam: < years, ... records by sex-age of dam combinations is displayed in table I, as well as the frequencies of the three categories of calving scores The raw data reveal the usual pattern of highest calving difficulty ... dependency of the probabilities 77,! with respect to sex of calf and age of dam is not described properly by a model with constant variance Whether the poor fit of the S-TM is the result of ignoring...

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STATISTICAL ANALYSIS OF CLINICAL TRIAL DATA USING MONTE CARLO METHODS

Ngày tải lên : 24/08/2014, 11:40

... studies, data are collected on a repeatedly measured marker and a time-to-event outcome Longitudinal data and survival data are often associated in some ways Separate analysis of the two types of data ... 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 models ... computing and his installation of Stan in Linux server I also thank other colleagues of mine for their encouragement v Baoguang Han STATISTICAL ANALYSIS OF CLINICAL TRIAL DATA USING MONTE CARLO METHODS...

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Tài liệu Báo cáo khoa học: "A Statistical Analysis of Morphemes in Japanese Terminology" docx

Ngày tải lên : 20/02/2014, 18:20

... express the quantitative status of the morphemes of each type as a mass in terminology So the transitions of Pf and Rf, with changing N, express the changes of the status of the morphemes of each ... growth rate of the morphemes of each type observed separately Each of t h e m expresses the probability of encountering a new morpheme for the separate sample consisting of the morphemes of the same ... the ratio of loss of the number of morpheme types, calculated by the sample relative frequencies as the estimates of population probabilities Assuming the binomial model, the ratio of loss is...

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Multivariate Analysis of Ecological Data ppt

Ngày tải lên : 29/03/2014, 17:20

... Transformation of species data 19 1.12 Transformation of explanatory variables 20 METHODS OF GRADIENT ANALYSIS 22 2.1 Techniques of gradient analysis 22 2.2 Models of ... 84 8.2 Data 84 8.3 Data analysis 84 CASE STUDY 3: ANALYSIS OF REPEATED OBSERVATIONS OF SPECIES COMPOSITION IN A FACTORIAL EXPERIMENT: THE EFFECT OF FERTILIZATION, ... typical context of the biological community data, the species data) can be often measured in a quite precise (quantitative) way Examples are the dry weight of the above-ground biomass of plant species,...

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BUSINESS CYCLES: A Theoretical, Historical and Statistical Analysis of the Capitalist Process potx

Ngày tải lên : 29/03/2014, 19:20

... Factors of Change The Theory of Innovation The Entrepreneur and His Profit The Role of Money and Banking in the Process of Evolution Interest (Money Market; Capital) Chapter IV THE CONTOURS OF ECONOMIC ... Fundamental Importance of the Historical Approach to the Problems of the Cyclical Process of Evolution B Questions of Principle —A few questions of principle must be disposed of first C The Long ... rationale of the idea of variables that not vary, the justification of the schema of a stationary economic process The values of prices and quantities which are the only ones, the data being...

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the design and analysis of spatial data structures - hanan samet

Ngày tải lên : 17/04/2014, 09:16

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Báo cáo hóa học: " Statistical Analysis of Surface Reconstruction Domains on InAs Wetting Layer Preceding Quantum Dot Formation" pot

Ngày tải lên : 21/06/2014, 08:20

... shut off Figure shows the STM image of 1.5 ML of InAs WL just prior to QD formation at 300°C Stripes due to As dimers were clearly observed The image was divided by a 25 25 mesh The pitch of the ... each cell of 25 25 mesh in Fig rffiffiffiffi S f ¼ ; N where S is the total area of Voronoi cells, which are not touching the frame, and N is the number of valid reconstruction domains The density of each ... Voronoi tessellations of STM view field of Fig according to a (1 3)/(2 3) domains and b (2 4) domains Table Density, d, and standard deviation of Voronoi cell area, rVc of surface reconstruction...

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Báo cáo hóa học: " Research Article Simple Statistical Analysis of the Impact of Some Nonidealities in Downstream VDSL with Linear Precoding" doc

Ngày tải lên : 21/06/2014, 08:20

... likelihood estimation of the primary parameters of twisted pair cables,” ESTSI/STC TM6 981t08a1, Madrid, Spain, January 1998 [24] A Safak, Statistical analysis of the power sum of multiple correlated ... knowledge of the channel statistical parameters is discussed as well In Section 5, the analysis is extended to the outof-domain (alien) crosstalk, by evaluating its impact in absence of cancellation ... this expression is independent of the number of lines This is a consequence of the fact that we are analyzing the average behavior The plot of dmax , as a function of S, is reported in Figure The...

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báo cáo hóa học:" Statistical analysis of linear spatial holes estimators in cognitive radio" ppt

Ngày tải lên : 21/06/2014, 17:20

... form of the by covariance matrix of estimation error is obtained as, Cv = H − 21M vT D T Ω−1 H − 21M vT D −1 (36) where the ﬁrst two rows and columns of Cv consist of covariance matrix of positioning ... network One of key features of CR networks is environment awareness which is having knowledge of such parameters as spatial holes By employing spatial holes like location and power information of primary ... simultaneous estimation of locations and powers of the primary users in a CR network To estimate the location of the primary user, RSS algorithms measure and process the received power of the primary...

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Báo cáo hóa học: " Research Article Statistical Analysis of Multipath Fading Channels Using Generalizations of Shot Noise" pot

Ngày tải lên : 22/06/2014, 00:20

... series expansion is of order λ1/2 , the second term is of order 1, the third term is of order 1/λ1/2 , and the kth is term of order (2) The joint characteristic function of the centered random ... (e.g., letting λT (t) be a series of mountains concentrated near i/W) That is, the orderliness eﬀect of the Poisson process is mitigated because of the limitations of the equipment that is used to ... we present a comparison of the computation of the received power when the arrival times of the multipath components are known and when these are assumed to be the points of a homogeneous Poisson...

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Báo cáo sinh học : "Q&A: Genetic analysis of quantitative traits" pdf

Ngày tải lên : 06/08/2014, 19:20

... experimental generation of tens of thousands of recombinants Otherwise, we need to seek corroborating evidence, such as DNA polymorphisms between alternative alleles of one of the candidate genes ... way of genotyping these markers economically and in parallel in tens of thousands of individuals Nextgeneration sequencing methods make possible the rapid identification of large numbers of polymorphisms ... plummets, we can conceive of eventually determining the whole-genome sequence of every individual in a large population, pushing the challenge of genetic dissection of quantitative traits towards...

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Báo cáo khoa học: "Statistical analysis of IMRT dosimetry quality assurance measurements for local delivery guideline" ppt

Ngày tải lên : 09/08/2014, 09:20

... point of measurement (typically less than 1-2 cGy), which might be outside of ion-chamber sensitivity We used gamma criteria of 3%/3 mm for 2D dose analysis of composite plans The percentage of ... of 700 In figure 1, three symbols illustrate different trends of all three treatment sites Most of H&N cases were negative with the total MU of > 1,200 Figure shows the frequency histograms of ... with an average of 5.96 MU/cGy Discussion The sources of discrepancy between calculated and measured doses are positioning errors of dynamic MLC, insufficient dosimetric data of dynamic MLC in...

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báo cáo khoa học: "The analysis of quantitative variation in natural populations with isofemale strains" pptx

Ngày tải lên : 09/08/2014, 22:22

... LoPEz-FANJUL, 1983) Analysis of the isofemale data shows ALLEGO small common environment effects for some traits Heritability estimates from the isofemale data are similar to those from the sib analysis ... due to inadequate linkage maps (PARSONS, of 1980a) From an analysis of variance within and between isofemale strains, estimates of the relative proportions of genetic and environmental variances ... coefficient of 1/4 due to sib-mating during the establishment of a strain, which leads to the V W w and V estimates in (1) and (2) B The isofemale heritability of PARSONS correlation for isofemale...

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báo cáo khoa học: "Skeletal Plasmacytoma: Progression of disease and impact of local treatment; an analysis of SEER database" ppt

Ngày tải lên : 10/08/2014, 22:20

... approximately 26% of the US population It is the only comprehensive source of population based data in the U.S that includes the stage of cancer at the time of diagnosis and follow-up of all patients ... in the database limiting our analysis on diagnostic accuracy of MRI, and prognostic significance of absence of myeloma protein, anemia, hypercalcemia, renal insufficiency and stability of M-protein ... validated national database The current study also reiterates the need of better understanding of the disease process of plasma cell neoplasm and the inclusion of molecular markers in the database Competing...

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Báo cáo y học: " Older patients in the ICU: a cautious analysis of epidemiologic data is required" ppt

Ngày tải lên : 14/08/2014, 08:21

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Analysis of Survey Data phần 1 docx

Ngày tải lên : 14/08/2014, 09:20

... 1.1 THE ANALYSIS OF SURVEY DATA the analysis of survey data Many statistical methods are now used to analyse sample survey data In particular, a wide range of generalisations of regression analysis, ... book addressed a number of statistical issues arising in the application of methods of statistical analysis to sample survey data This book considers a somewhat wider set of statistical issues and ... methods are often used to analyse other kinds of data The aim of this book is to consider how statistical methods may be formulated and used appropriately for the analysis of sample survey data We...

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Analysis of Survey Data phần 2 docx

Ngày tải lên : 14/08/2014, 09:20

... the case of linear estimators of the parameter of interest However, many methods of data analysis deal with more complex statistics In this section we show that the properties of many of these ... replaced by the conditional density of T given the actual survey data, i.e yobs , rs , iU and zU , and the joint marginal density of these data Analysis of Survey Data Edited by R L Chambers and ... interpretation of statistical data and then apply them to problems where the data consist of observations on a sample from a finite population The fundamental rule for interpreting statistical evidence...

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Analysis of Survey Data phần 3 doc

Ngày tải lên : 14/08/2014, 09:20

... sections 76 INTRODUCTION TO PART B 6.2 ANALYSIS OF TABULAR DATA analysis of tabular data The analysis of tabular data builds most straightforwardly on methods of descriptive surveys Tables are most ... Thomas's chapter Two broad ways of analysing categorical response data may be distinguished: (i) analysis of tables; (ii) analysis of unit-level data In the first case, the analysis effectively involves ... the sample Analysis of Survey Data Edited by R L Chambers and C J Skinner Copyright 2003 John Wiley & Sons, Ltd ISBN: 0-471-89987-9 PART B Categorical Response Data Analysis of Survey Data Edited...

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Analysis of Survey Data phần 4 pot

Ngày tải lên : 14/08/2014, 09:20

... standard computer program for the analysis of independent binary data after a small amount of pre-processing Let nij denote the number of units in the jth cluster of the ith group, i 1, F , I, ... most of the programming Analysis of Survey Data Edited by R L Chambers and C J Skinner Copyright 2003 John Wiley & Sons, Ltd ISBN: 0-471-89987-9 PART C Continuous and General Response Data Analysis ... survey weights were used in the analysis One method of displaying the distribution of continuous data, univariate or bivariate, is through the histogram or binning of the data This is particularly...

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