introduction to data and databases
Tài liệu Module 1: Introduction to Data Warehousing and OLAP pptx
Ngày tải lên :
21/12/2013, 19:15
... relational data marts and OLAP cubes differ greatly in data storage, data content, data sources, data retrieval, and business analysis capabilities Data Storage Relational data marts and OLAP cubes ... Storage Data Storage Relational Relational Data Structure Data Structure N-dimensional N-dimensional Data structure Data structure Data Content Data Content Detailed and Detailed and Summarized Data ... as their data sources Customer_Dim Customer_Dim ShipperKey ShipperKey ShipperID ShipperID CustomerKey CustomerKey CustomerID CustomerID To facilitate data retrieval and analysis, a data warehouse...
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Data Mining Classification: Basic Concepts, Decision Trees, and Model Evaluation Lecture Notes for Chapter 4 Introduction to Data Mining pptx
Ngày tải lên :
15/03/2014, 09:20
... same data! 10 © Tan,Steinbach, Kumar Introduction to Data Mining Decision Tree Classification Task Decision Tree © Tan,Steinbach, Kumar Introduction to Data Mining Apply Model to Test Data Test Data ... that belong to more than one class, use an attribute test to split the data into smaller subsets Recursively apply the procedure to each subset © Tan,Steinbach, Kumar Introduction to Data Mining ... Determine how to split the records • How to specify the attribute test condition? • How to determine the best split? – Determine when to stop splitting © Tan,Steinbach, Kumar Introduction to Data Mining...
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Data Mining Association Analysis: Basic Concepts and Algorithms Lecture Notes for Chapter 6 Introduction to Data Mining pdf
Ngày tải lên :
15/03/2014, 09:20
... anti-monotone property of support © Tan,Steinbach, Kumar Introduction to Data Mining 12 Illustrating Apriori Principle Found to be Infrequent Pruned supersets © Tan,Steinbach, Kumar Introduction to Data ... Pointer to projected database of its ancestor node – Bitvector containing information about which transactions in the projected database contain the itemset © Tan,Steinbach, Kumar Introduction to Data ... Introduction to Data Mining 31 Alternative Methods for Frequent Itemset Generation Traversal of Itemset Lattice – General -to- specific vs Specific -to- general © Tan,Steinbach, Kumar Introduction to Data...
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Data Mining Association Rules: Advanced Concepts and Algorithms Lecture Notes for Chapter 7 Introduction to Data Mining docx
Ngày tải lên :
15/03/2014, 09:20
... 7, 8, 1, 1, 1, 8, Introduction to Data Mining 26 Examples of Sequence Data Sequence Database Sequence Element (Transaction) Event (Item) Customer Purchase history of a given customer A set of items ... Kumar Introduction to Data Mining 20 Multi-level Association Rules Food Electronics Bread Computers Milk Wheat Skim White Foremost © Tan,Steinbach, Kumar 2% Desktop Kemps Introduction to Data ... viable candidate, then it can be obtained by merging w with < {1} {2 6} {5}> © Tan,Steinbach, Kumar Introduction to Data Mining 37 GSP Example © Tan,Steinbach, Kumar Introduction to Data Mining...
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Data Mining Cluster Analysis: Basic Concepts and Algorithms Lecture Notes for Chapter 8 Introduction to Data Mining pot
Ngày tải lên :
15/03/2014, 09:20
... Tan,Steinbach, Kumar Introduction to Data Mining Notion of a Cluster can be Ambiguous How many clusters? Six Clusters Two Clusters Four Clusters © Tan,Steinbach, Kumar Introduction to Data Mining Types ... hierarchical tree © Tan,Steinbach, Kumar Introduction to Data Mining Partitional Clustering Original Points © Tan,Steinbach, Kumar A Partitional Clustering Introduction to Data Mining Hierarchical Clustering ... characteristics, e.g., autocorrelation Dimensionality Noise and Outliers Type of Distribution © Tan,Steinbach, Kumar Introduction to Data Mining 18 Clustering Algorithms K-means and its variants Hierarchical...
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Data Mining Cluster Analysis: Advanced Concepts and Algorithms Lecture Notes for Chapter 9 Introduction to Data Mining pot
Ngày tải lên :
15/03/2014, 09:20
... Kumar Introduction to Data Mining 17 Experimental Results: CHAMELEON © Tan,Steinbach, Kumar Introduction to Data Mining 18 Experimental Results: CHAMELEON © Tan,Steinbach, Kumar Introduction to Data ... merge (c) and (d) Introduction to Data Mining 13 Chameleon: Clustering Using Dynamic Modeling Adapt to the characteristics of the data set to find the natural clusters Use a dynamic model to measure ... CURE, Guha, Rastogi, Shim © Tan,Steinbach, Kumar Introduction to Data Mining CURE Cannot Handle Differing Densities CURE Original Points © Tan,Steinbach, Kumar Introduction to Data Mining Graph-Based...
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C++ - I/O Streams as an Introduction to Objects and Classes
Ngày tải lên :
12/09/2012, 22:49
... Addison-Wesley Slide 6- Streams and Basic File I/O Files for I/O are the same type of files used to store programs A stream is a flow of data Input stream: Data flows into the program If ... streams to use with files Copyright © 2007 Pearson Education, Inc Publishing as Pearson Addison-Wesley Slide 6- Why Use Files? Files allow you to store data permanently! Data output to a ... file can be used over and over No typing of data again and again for testing Create a data file or read an output file at your convenience Files allow you to deal with larger data sets Copyright...
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Cambridge.University.Press.An.Introduction.to.Law.and.Regulation.Text.and.Materials.Apr.2007.pdf
Ngày tải lên :
21/09/2012, 10:39
... contributes to regulatory enforcement and compliance As we shall see, central to the study of regulatory enforcement is the width of discretion within regulatory systems (in the hands of both public and ... conceptualised as a set of mechanisms and processes that impose an obligation to reveal, to explain and to justify regulatory actions, and is therefore instrumental securing regulatory legitimacy Treating ... management refers to the process of reducing the risks to a level deemed tolerable by society and to assure control, monitoring and public communication (Renn 1998: 50À51) 13 14 Introduction This...
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Question Bank Introduction to .NET and Programming in C#
Ngày tải lên :
09/04/2013, 09:10
... written to the standard expression output b) The code will compile and run d) The code will compile and but nothing will be return on run and the word “Default” the standard output will be written to ... The constructor without parameters is called _ a) main constructor [0.5] c) default constructor b) zero valued constructor 64 [0.5] d) non-parameterized constructor Static constructor has ... compiles and "5, Sub" is printed on the standard output b) The code compiles and "5, d) The code compiles and "2, Super" is printed on the Super" is printed on the standard output standard output...
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Introduction to Portals and Portlets
Ngày tải lên :
05/10/2013, 04:20
... services and add interfaces to them to work with the portal Portlets are the individual components displayed in the portal Prior to the introduction of the standardized portlet API, portlets had to ... portal is going to look, what it is going to do, and what problems it solves Start small, with a prototype or deployment to a limited number of users, and build out from there, to ensure that ... correct metadata One standard for metadata is the Dublin Core Metadata Element Set (www.dublincore.org/documents/dces/) This set of 15 metadata elements contains fields for • Title • Creator • Subject...
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Introduction to Data Access
Ngày tải lên :
05/10/2013, 04:20
... hard to integrate databases and applications: • There are as many SQL dialects as there are database vendors Almost all relational databases require the use of SQL to add data to tables and read, ... expect It’s up to you, as a developer, to decide how you expect them to occur and to use transactions to meet your goals CHAPTER ■ INTRODUCTION TO DATA ACCESS • Network connections to database systems ... amount and type of data stored by the database, and the configuration of the database and its impact on performance • The amount of available memory and number of available CPUs for the database...
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Introduction to XML and the Microsoft .NET Platform
Ngày tải lên :
26/10/2013, 23:15
... bold Represents commands, command options, and syntax that must be typed exactly as shown It also indicates commands on menus and buttons, dialog box titles and options, and icon and menu names italic ... Using XPath to Navigate and Select Data 27 Review 37 iv Introduction to XML and the Microsoft® NET Platform Module 7: Formatting and Transforming: XSL and XSLT Overview ... XPath to Navigate a Tree of Nodes Day Start End Module 9:00 9:15 Day review 9:15 9:45 Lab 6: Using XPath to Navigate and Select Data 9:45 10:00 Module 7: Formatting and Transforming: XSL and XSLT...
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An Introduction to Law and Regulation - Introduction
Ngày tải lên :
01/11/2013, 07:20
... contributes to regulatory enforcement and compliance As we shall see, central to the study of regulatory enforcement is the width of discretion within regulatory systems (in the hands of both public and ... conceptualised as a set of mechanisms and processes that impose an obligation to reveal, to explain and to justify regulatory actions, and is therefore instrumental securing regulatory legitimacy Treating ... management refers to the process of reducing the risks to a level deemed tolerable by society and to assure control, monitoring and public communication (Renn 1998: 50À51) 13 14 Introduction This...
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Tài liệu Module 1: Introduction to Change and Configuration Management Design pptx
Ngày tải lên :
10/12/2013, 15:15
... implementation Module 1: Introduction to Change and Configuration Management Design Overview Topic Objective To provide an overview of the module topics and objectives Introduction to Change and Configuration ... action to meet the business needs 2 Module 1: Introduction to Change and Configuration Management Design Introduction to Change and Configuration Management Topic Objective To introduce CCM, to ... their data storage, file synchronization, and e-mail use When they connect to the network, connections vary in terms of bandwidth, reliability, and speed Module 1: Introduction to Change and Configuration...
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Tài liệu Module 1: Introduction to Preinstalling and Deploying Microsoft Windows 2000 Professional doc
Ngày tải lên :
10/12/2013, 16:15
... Problem To keep up with customer demand, OEM system builders and organizations must be able to configure and install new computers as quickly and uniformly as possible In contrast to automated ... Module 1: Introduction to Preinstalling and Deploying Microsoft Windows 2000 Professional Business Problem To keep up with customer demand, OEM system builders and organizations must be able to configure ... replication or customization Module 1: Introduction to Preinstalling and Deploying Microsoft Windows 2000 Professional Overview Slide Objective To provide an overview of the module topics and objectives...
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