preliminary analysis of time series data

... topology of the network and measurement data is studied In particular, the authors of [12] seek to identify a small subset of representative sensors which leads to minimal distortion of the data ... ratio of the powers of T(x) and the additive noise, of 9.7 dB and 25 dB, respectively These data were used to estimate a nonlinear model of the form Tn = ψ(xn ) based on the Gaussian kernel Preliminary ... world of wireless sensor networks suffers from lack of real system deployments and available data experiments Researchers often evaluate their algorithms and protocols with model-driven data [38]...

Ngày tải lên: 21/06/2014, 17:20

... University of North Carolina at Chapel Hill TIME SERIES DATA ANALYSIS USING EVIEWS TIME SERIES DATA ANALYSIS USING EVIEWS I Gusti Ngurah Agung Graduate School Of Management Faculty Of Economics ... over time and panel data This book introduces and discusses time series data analysis, and represents the first book of a series dealing with data analysis using EViews After more than 25 years of ... 571 Preface Time series data, growth, or change over time can be observed and recorded in all their biological and nonbiological aspects Therefore, the method of time series data analysis should...

Ngày tải lên: 30/03/2014, 04:21

... methods of timeseries analysis in the time domain which arose largely as a consequence of the failure of the traditional methods of periodogram analysis The synthesis of the two branches of time- series ... astronomical data Even more remarkable is the way in which the generalised harmonic analysis that gave rise to the concept of the spectral density of a time 12 1: THE METHODS OF TIME- SERIES ANALYSIS series ... also belies the fact that time- series analysis has had a long history The frequency domain of time- series analysis, to which the idea of the harmonic decomposition of a function is central, is...

Ngày tải lên: 27/05/2014, 02:44

... of dynamic system 10 Figure 2.2 Flow chart of SEIR compartmental model 11 Figure 2.3 Time series plot of weekly measles for the aggregated data 13 Figure 2.4 Time series ... APPLICATION OF TIME SERIES ANALYSIS IN MODELING CHILDHOOD EPIDEMIC DISEASES ZOU HUIXIAO (B.Sc South China University of Technology, China) A THESIS SUBMITTED FOR THE DEGREE OF MASTER OF SCIENCE ... Figure 2.4 Time series plots of measles data and births for London city 14 Figure 2.5 Time series plot of biweekly measles data for each year 15 Figure 3.1 Residuals of global linear regression...

Ngày tải lên: 30/09/2015, 13:49

... direct comparison of the magnitude of the net revenue from the offsets market and the estimated income loss due to higher input costs EPA has conducted its own analysis of returns from offsets that ... makes it impractical to conduct analysis over the full timeframe considered in the EPA analysis In our medium-term and long-term analysis we assume the structure of the agricultural economy in ... treatment of EITE industries, including nitrogen fertilizer manufactures, in the EPA analysis of HR 2454 Assessing the Impacts of Higher Energy Prices on Agriculture To estimate the impacts of rising...

Ngày tải lên: 21/02/2014, 01:20

... types of time series data Figure Output of our system with limit = 10 BP is stable around 30 kpa until 5:59:59 Figure Output of our system with limit = 30 Figures and show example output of our ... on this from the doctors Given an input time series, data analysis such as segmentation produces what we call a 'summary series' In our case, summary series contains intervals with similar trend ... standard data analysis algo- Figure Human written summary for the data shown in Figure Based on our KA studies we have made a number of observations about neonatal data summarization A few of them...

Ngày tải lên: 22/02/2014, 02:20

... number of change-points, mi is the number of time points in segment i, and n is the total number of time pointsl If the change points are not known, the maximum likelihood estimate (MLE) of the ... is a time variable It is assumed that the time series can be modeled mathematically, where each model is characterized by a set of parameters The problem of event detection becomes one of recognizing ... Figure 6: Data Set: V274 Figure 7: Data Set: V287 Figure 8: Data Set: V Figure 9: Data Set: V315 Ol The proposed algorithm’s behavior was evaluated on four different data sets, the results of which...

Ngày tải lên: 16/03/2014, 19:20

... 886 titles of potentially relevant articles from our search of computerized databases and 58 additional references from our manual search of the bibliographies of retrieved articles Of the 944 ... 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 Kaplan-Meier curves to estimate the time from MTB diagnosis ... involvement), development of multiorgan MTB infection, development of isoniazid or rifampin hepatotoxicity, and presence of acute cellular hepatic rejection We adopted the definition of the Centers for...

Ngày tải lên: 29/03/2014, 03:20

... H B CP B C H X X R e B b R C b B C $GDG(Di($W(ƯfciăgD$lWDăpiq`Ô9fDfDf9$Ôjă9Ô DISCRETIZING TIME SERIES w b B V X B B e P B CP X R CT e b BT S S R V X R CT X F b R C 3tDă`ÔDAD(D(lAăhw9$GDfÔDc(dƯ$A9$G`9GÔ9$Ôb ... w t e E V @F V eT R V B C X U RT B e X P C e X V X e R X B @ B e V e 8 B e b B V X F V e of 1p#(GD` of` oDÔ`ÔDÔD1ƯDÔD`tD1`w$tcT r UT S P C @ e V XT 8 B e z p X w RT B e X b R B 8P B S R ... wF V R UT X e P C R V H e RT V e R C b F @ HT X e R 8T b p C v$Ư$G`j9Dsăhăpf9Diăt#Ôc9pG`ƯÔG of Ôb B 8T B C Ô F V B e X B Q e S R V e R 8T b p C b e 8F V e X B Q fGD($9ƯăDAD(f9DhƯăÔGÔpffjfGÔÂ7AD(W(75...

Ngày tải lên: 30/03/2014, 13:20

... course of the establishment of a pasteurized bone model in rats, a preliminary analysis of the effect of the presence of muscle-covering to the pasteurized bone graft or the application of FGF-2 ... all cases of the (MC+; FGF2-) group (4/4; 100%), in out of cases of the (MC; FGF2-) group (3/4; 75%) and in out of cases of the (MC-; FGF2+) group (3/4; 75%) (Table 1) The average area of bone ... group of muscle-covering pasteurized bone with the application of FGF-2 (MC+; FGF2+) During the establishment of a pasteurized bone model, we carried out a preliminary examination of the effect of...

Ngày tải lên: 20/06/2014, 04:20

... 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 ... 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 ... to the study of the univariate distribution of D Note that, by assuming perfect knowledge of µ and C, the EC-t distribution depends on the parameter υ alone The analysis of HYDICE data was carried...

Ngày tải lên: 22/06/2014, 23:20

... integral" •  Discrete -time model = Sampled -data model" Sampled -Data Control- and Disturbance-Effect Matrices " Δx(t k ) = ΦΔx(t k −1 ) + ΓΔu(t k −1 ) + ΛΔw(t k −1 ) Discrete -Time Response to Inputs ... Discrete -Time Short-Period System Matrices " Example: Continuous- and Discrete -Time Models " Learjet 23! MN = 0.3, hN = 3,050 m" VN = 98.4 m/s" •  Sampled -data ( digital ) system" •  Continuous -time ... Discrete -Time Models" Example: Continuous- and Discrete -Time Models " Roll-Spiral " Dutch Roll " Differential Equations Produce State Rates of Change " Differential Equations Produce State Rates of...

Ngày tải lên: 04/07/2014, 19:26

... the results of a logistic regression-based risk analysis utilizing forest management data The analysis was carried out in unnatural Norway spruce forests affected by different types of forest decline ... 74.1; P = 0.00 Corectness of classification on analyzed data (Orava region, n = 226) 78.3% Corectness of classification on independent data (Kysuce region, n = 286) 85.7% % of removed timber stock ... the numbers of damaged and undamaged stands in the sample data differ significantly The results indicate a possibility of under- or overestimation of predicted risk given unbalanced data sets, i.e...

Ngày tải lên: 07/08/2014, 10:21

... 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 ... stratified by treatment and consistent with one meta -analysis, smaller series and a previous examination of the SEER database, this analysis of SEER data shows that surgery with radiotherapy provides ... come 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...

Ngày tải lên: 09/08/2014, 09:20

... 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 the use of ... Wright S., An analysis of variability in number of digits in an inbred strain of guinea pigs, Genetics 19 (1934) 506-536 [37] Wright S., The results of crosses between inbred strains of guinea pigs ... an approximation of the variance-covariance matrix One of the main advantages of this method is that it mimics the mixed model equations of Henderson [23] making the estimation of fixed effects...

Ngày tải lên: 09/08/2014, 18:21

... 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...

Ngày tải lên: 09/08/2014, 18:22

... [45] The power of visualization There are a number of benefits of visual inspection of transcriptome data compared with statistical analyses, which we Second, visualized transcriptome data can reveal ... interpretation of complex datasets, such as those from transcriptome and proteome studies Additional data files The following additional data are available with the online version of this article: a list of ... genome of L lactis IL1403 (color file) (Additional data file 3); a table of cre-boxes identified in promoters of genes in the L lactis IL1403 genome (Additional data file 4) All additional data...

Ngày tải lên: 09/08/2014, 20:20

... in Additional file 1) Page of To further compare the performance of the TMM normalization with previously used methods in the context of the DE analysis of RNA-seq data, we extend the above simulation ... study the effects of RNA composition on DE analysis of RNA-seq data To start, we simulate data from just two libraries We include parameters for the number of genes expressed uniquely to each sample, ... normalization of RNA-seq data Robinson and Oshlack Genome Biology 2010, 11:R25 http://genomebiology.com/2010/11/3/R25 Page of Figure Normalization is required for RNA-seq data Data from [6]...

Ngày tải lên: 09/08/2014, 20:21

... ‘ancestral’ genomes 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 ... screening the genome of an individual of mixed ancestry, we identify stretches of the genome which are inherited from either of the ancestral populations Moreover, the structure of an admixed genome ... the date of admixture we introduce a two-part method The first part of the method, named StepPCO, is an extension of principal component analysis (PCA) and is used to obtain a signal of admixture...

Ngày tải lên: 09/08/2014, 22:23

... chose to observe the actual time- trend with an ecologically based exploratory analysis [2] Collection of the data- points for the time- trend analysis required a review of the current license status ... initial data extraction and prepared the first draft of the manuscript MJS participated in the conception, review of data, and design of the study and in the revision and coordination of the final ... in full -time versus part -time practice or the identity of doctors that may have left practice but are now employed in academia or related areas The authors obtained data from the DCA database...

Ngày tải lên: 13/08/2014, 14:20