data models and rate distribution histograms

... PM Page 60 CHAPTER s DATA MODELS, DATASETS, AND THE ADO.NET INTERFACE Figure 3-10 Steps to add a data table to dataset Click the header of the newly created data table, and name it dtCreditLimit ... communicate with a data source • Command: Needed to perform actions such as selecting, updating, and deleting data from a data source • DataReader: Needed to read data from a data source, one record ... reporting project makes use of a dataset The data table inside the dataset is identical in 55 8547ch03final.qxd 56 8/30/07 4:10 PM Page 56 CHAPTER s DATA MODELS, DATASETS, AND THE ADO.NET INTERFACE...

Ngày tải lên: 05/10/2013, 08:48

... DATA STREAMS: MODELS AND ALGORITHMS with the high-level data mining process, and discovers data evolution regularities as well Our analysis and experiments demonstrate two important data mining ... to remove this watermark DATA STREAMS: MODELS AND ALGORITHMS viii References 10 A Survey of Join Processing in Data Streams Junyi Xie and Jun Yang Introduction Model and Semantics State Management ... students and researchers It is hoped that this book will provide a reference to students, researchers and practitioners in both introducing the topic of data streams and understanding the practical and...

Ngày tải lên: 08/11/2013, 02:15

... both hardware and software technologies, automated data generation and storagehas become faster than ever Such data is referred to as data streams Streaming data is ubiquitous today and it is often ... clusters The data points of each synthetic dataset will follow a series of Gaussian distributions, and to reflect the evolution of the stream data over time, we change the mean and variance of ... dataset or a fixed sliding window We have also generated one synthetic dataset B300kC5D20 to test the classification accuracy of these algorithms This dataset contains class labels and 300K data...

Ngày tải lên: 08/11/2013, 02:15

... Demand Classification of Data Streams, Proc 2004 Int Con$ on Knowledge Discovery and Data Mining (KDD '04), Seattle, WA [4] Babcock B., Babu S., Datar M., Motwani R., and Widom J (2002) Models and ... error rate The error rate is calculated by measuring the difference between the error rate during the training at one hand and the error rate during the model validation at the other hand A significance ... 4.3 DATA STREAMS: MODELS AND ALGORITHMS On Demand Classification Aggarwal et al have adopted the idea of micro-clusters introduced in CluStream [2] in On-Demand classification in [3] The on-demand...

Ngày tải lên: 08/11/2013, 02:15

... watermark 94 DATA STREAMS: MODELS AND ALGORITHMS spatial locations in the data at which the data is being reduced, those at which the data is increasing, and those from where the data is shifting ... Kawasoe, and Setsuo Arikawa Online algorithms for mining semi-structured data stream In ICDM, pages 27-34,2002 [4] B Babcock, S Babu, M Datar, R Motwani, and J Widom Models and f Issues in Data Stream ... 98 DATA STREAMS: MODELS AND ALGORITHMS not designed to work well with data streams since the distribution of the data evolves over time Some recent results [13] discuss methods for mining data...

Ngày tải lên: 15/12/2013, 13:15

... management and querying of stream data ([8, 17, 18, 16]), and data mining (classification and clustering) on stream data ([22, 19, 25, 29, 2, 15, 3, 41) Although such studies lead to deep insight and ... Babu, M Datar, R Motwani, and J Widom Models and issues in data stream systems In Proc 2002 ACM Symp Principles o f Database Systems (PODS'02), pages 1-16, Madison, WI, June 2002 [7] K Beyer and ... statistics, trends and outliers as well as other data characteristics of online stream data and will play an essential role in stream data analysis This study sets a framework and outlines an interesting...

Ngày tải lên: 15/12/2013, 13:15

... over data streams Data elements arrive on multiple data streams, and the system examines each data item as it arrives and attempts to assign it to one of a finite set of classes using a data ... input rates of the two data streams being joined, adjusted for the effects of load shedding, are equal In other words, if stream S1arrives at rate rl and stream S2arrives at rate 7-2, and load ... theplacement of loadshedders 1.7 and their sampling rates which result in a given set of efective sampling rates for the queries, the solution generated by the SetSamplingRate procedure has the lowest...

Ngày tải lên: 15/12/2013, 13:15

... this watermark 174 DATA STREAMS: MODELS AND ALGORITHMS The Chernoff bound [14] applies when X is the sum of several independent and identical Bernoulli random variables, and has a lower tail ... www.verypdf.com to remove this watermark DATA STREAMS: MODELS AND ALGORITHMS the wavelet coefficient definition i.e half the difference between the left hand and right hand side of the time series While ... dimensional stream of data points Many problems in the data stream scenario are inherently multidimensional, and may in fact involve hundreds or thousands of independent and simultaneous data streams...

Ngày tải lên: 15/12/2013, 13:15

... Stable Distributions, Pseudorandom Generators, Embeddings, and Data Stream Computation, IEEE FOCS [63] Jagadish H., Koudas N., Muthukrishnan S., Poosala V., Sevcik K., and Sue1 T (1998) Optimal Histograms ... maintaining exponential histograms and time-decaying stream aggregates [15, 481 lease purchase PDF Split-Merge on www.verypdf.com to remove this watermark 202 DATA STREAMS: MODELS AND ALGORITHMS try ... remove this watermark 204 DATA STREAMS: MODELS AND ALGORITHMS [31] Flajolet P., Martin G N (1985) Probabilistic Counting for Database Applications Journal of Computer and System Sciences, 31(2)...

Ngày tải lên: 15/12/2013, 13:15

... remove this watermark 238 DATA STREAMS :MODELS AND ALGORITHMS Introduction Raw stream data, such as faults and alarms generatedby network traffic monitors and log records generated by web servers, ... Wang, and C Zaniolo Query languages and data models for database sequences and data streams In VLDB, pages 492-503,2004 [20] M Lee, W Hsu, C Jensen, B Cui, and K Teo Supporting frequent updates ... models such as stochastic models and multivariate regression enable capturing intra-sensor and inter-sensor dependencies in order to model sensor network data accurately Such models can be used in...

Ngày tải lên: 15/12/2013, 13:15

... data sources Analyzing and monitoring data in such environments requires data mining technology that is cognizant of the mining task, the distributed nature of the data, and the data influx rate ... constant Section elaborates on performance and accuracy Chlorine concentrations Description The Chlorine dataset was generated by EPANET 2.0' that accurately simulates the hydraulic and chemical phenomena ... PDF Split-Merge on www.verypdf.com to remove this watermark DATA STREAMS: MODELS AND ALGORITHMS Table 12.2 Description of datasets n Dataset Chlorine Critter River Motes lc 166 54 1-2 2-4 Description...

Ngày tải lên: 15/12/2013, 13:15

... Management of Data (SIGMOD), 2003 [2] B Babcock, S Babu, M Datar, R Motwani, and J Widom Models and issues in data stream systems In Proceedings of the Symposium on Principles of Database Systems ... 302 DATA STREAMS: MODELS AND ALGORITHMS Chen et a1 present GATES [7], a middleware for processing distributed data streams This middleware targets data stream processing in a grid setting and ... communication bandwidth The Vehicle Data Stream Mining System (VEDAS) [25], is a mobile and distributed data stream mining/monitoring application that taps into the continuous stream of data generated...

Ngày tải lên: 15/12/2013, 13:15

... Wang, and P S Yu On demand classification of data streams In KDD, 2004 [4] B Babcock, S Babu, M Datar, R Motwani, and J Widom Models and issues in data stream systems In I n Principles o Database ... watermark 330 DATA STREAMS: MODELS AND RCGORITHMS [lo] P Gibbons and S Tirthapura Estimating simple functions on the union of data streams In ACM Symposium on Parallel Algorithms and Architectures, ... operator is applied on the data lease purchase PDF Split-Merge on www.verypdf.com to remove this watermark 342 DATA STREAMS: MODELS AND ALGORITHMS Since the rate at which the data is produced by the...

Ngày tải lên: 15/12/2013, 13:15

... Damped Window Model for Frequent Pattern Mining, 63 Data Communication in Sensor Networks, 335 Data Distribution Modeling in Sensor Networks, 343 Data Flow Diagram, I36 Decay based Algorithms in ... High Dimensional Projected Clustering, 22 Histograms, 196 lease purchase PDF Split-Merge on www.verypdf.com to remove this watermark DATA STREAMS: MODELS AND ALGORITHMS Hoeffding Inequality, 46, ... Cubing for Stream Data, 112 Index Maintenance in Data Streams, 244 Indexing Data Streams, 238 Join Estimation with Sketches, 187 Join Queries in Sensor Networks, 340 Joins in Data Streams, 209...

Ngày tải lên: 15/12/2013, 13:15

... and present the results of models that explain each indicator of health of husband and wife from lagged husband’s and wife’s health, lagged log wealth, and additional controls (demographics and ... of husbands (79.9% of wives) had experienced the onset of a mild health condition, mostly arthritis (56.2% for husbands and 63.2% for wives) and high blood pressure (53.8% for husbands and 49.2% ... Blundell, R .and S Bond (1998): Initial Conditions and Moment Restrictions in Dynamic Panel Data Models, Journal of Econometrics, 87, pp 115-143 [12] Chamberlain, G (1984): Panel Data, in Handbook...

Ngày tải lên: 05/03/2014, 18:20

... the database and controls the movement of the cursor via get-next statements But as data streams arrive furiously and continuously, the data stream manager cannot hold the current tuple, and ... takes new tuples and a current state and output new tuples and a modified state and pass, prop, keep are three behavior functions that take punctuation marks and state as input and returns additional ... This program and its RA equivalent defines the two queries pUq and coalscp, the first on P and Q and the second on P only We will refer to them as the coalesce query and the until query, and observe...

Ngày tải lên: 23/03/2014, 12:20

... Identifying Data- Related Use Cases and Data Requirements Objectives Before You Begin Exercise 1: Identifying Use Cases that Require Data Exercise 2: Identifying Hidden Data ... Media, and PowerPoint are either registered trademarks or trademarks of Microsoft Corporation in the U.S.A and/ or other countries The names of companies, products, people, characters, and/ or data ... Exercise 1: Playing the Data Quiz 52 Appendix A: Ferguson and Bardell, Inc Case Study 55 The Company 55 Corporate Vision 55 Corporate Profile 55...

Ngày tải lên: 06/07/2014, 09:37

... compare the performance of Weibull and grouped data models and to estimate heritabilities using different genetic models for Large White and Landrace sows Methods Data Length of productive life was ... Weibull model were used Genetic models and heritability computation For both Large White and Landrace databases, the same structure of fixed and random effects was used All models accounted for pedigree ... The sow's sire and maternal grandsire are recoded together in the data preparation step In the final model the sire, maternal grandsire and dam of the sow are included as separate random effects...

Ngày tải lên: 14/08/2014, 13:21

... many distributions, such as the Gaussian distribution (probit model), the logistic distribution (logit model) or the reverse extreme value distribution This latter distribution is a log-Weibull distribution ... hazard model with a baseline Weibull distribution Grouped Data Model (GDM) The threshold proportional hazard models are called grouped data models [8] In these models, the discrete variables Y are ... assumed to be random with incidence matrices Z1 and Z2 that link data with their respective effects Prior distributions for herd effects and genetic effects were chosen as in the previous models The...

Ngày tải lên: 14/08/2014, 13:21

... significant genes, FDR(200) is 26 and 28% for DATA1 and DATA2 , respectively, which is False discovery rates in microarray data 199 Table III Predicted false discovery rates and nominal P-values using ... apoAI data, TRAIN is replaced by DATA1 and INDEPEND by DATA2 False discovery rates in microarray data 195 2.4 Methods of analyses The t-test statistic is obtained by applying equation (1) and ... upregulated, and Serpinf1 (accession no AA691483) was down-regulated The two subsets of the apoAI data, DATA1 and DATA2 , contained only control and knockout expressions per gene In these small data sets,...

Ngày tải lên: 14/08/2014, 13:22