chapter 3 querying entity data models
Data Mining: Exploring Data Lecture Notes for Chapter 3 Introduction to Data Mining potx
... Kumar Introduction to Data Mining 35 OLAP Operations: Data Cube The key operation of a OLAP is the formation of a data cube A data cube is a multidimensional representation of data, together with ... Introduction to Data Mining Visualization Visualization is the conversion of data into a visual or tabular format so that the characteristics of the data and the relationships among data items or ... Introduction to Data Mining separate face becomes a Star Plots for Iris Data Setosa Versicolour Virginica © Tan,Steinbach, Kumar Introduction to Data Mining 29 Chernoff Faces for Iris Data Setosa...
Ngày tải lên: 15/03/2014, 09:20
Tài liệu Chapter 3 Data Transmission pdf
... components Data and Signals Usually use digital signals for digital data and analog signals for analog data Can use analog signal to carry digital data Modem Can use digital signal to carry analog data ... DC Component Data Rate and Bandwidth Any transmission system has a limited band of frequencies This limits the data rate that can be carried Analog and Digital Data Transmission Data Entities ... Signals Electric or electromagnetic representations of data Transmission Communication of data by propagation and processing of signals Data Analog Continuous values within some interval e.g...
Ngày tải lên: 16/02/2014, 08:20
Data Structures and Algorithms - Chapter 3 -STACK ppt
... Algorithm (cont.) Push (val DataIn ) Pushes new data into the stack Pre DataIn contains data to be pushed Post If stack is not full, DataIn has been pushed in; otherwise, ... (cont.) Top (ref DataOut ) Retrieves data on the top of the stack without changing the stack Pre none Post if the stack is not empty, DataOut receives data on its top The stack ... Specifications for Stack ADT Create() Push (val DataIn ) Pop () Top (ref DataOut ) isEmpty () isFull () ...
Ngày tải lên: 06/03/2014, 17:20
Data Structures and Algorithms - Chapter 3 -Stack Applications pdf
... Input is one start cell Ouput is any solution or all solutions if exists • What kind of data, and which data need to be push into the stack? 30 Knight’s tour Problem The knight is placed on the ... size of chess board) Ouput may be any solution or all solutions, if exists 8 What kind of data, and which data need to be push into the stack? 32 Queens problem Determine how to place the Queens ... solution or all solutions, if exists Two of 92 solutions of Eight Queens Problem What kind of data, and which data need to be push into the stack? 36 We will see a lot of interesting problems involved...
Ngày tải lên: 06/03/2014, 17:20
Chapter 3 Data and Signals pptx
... transmitted, data must be transformed to electromagnetic signals 3.2 3-1 ANALOG AND DIGITAL Data can be analog or digital The term analog data refers to information that is continuous; digital data refers ... information that has discrete states Analog data take on continuous values Digital data take on discrete values Topics discussed in this section: Analog and Digital Data Analog and Digital Signals Periodic ... Signals Periodic and Nonperiodic Signals 3.3 Note Data can be analog or digital Analog data are continuous and take continuous values Digital data have discrete states and take discrete values...
Ngày tải lên: 29/03/2014, 11:20
Quantitative Models in Marketing Research Chapter 3 pdf
... encounter cross-sectional data, which concern, for example, individuals i ¼ 1; 2; ; N, or a combination of both types of data Typical store-level scanners generate data on Yt , which might ... 30 Quantitative models in marketing research the index t denotes that these variables are measured over time, that ... at and at In practice, the values of and are unknown, but they could be estimated from the data In many cases, however, one may expect that marketing instruments such as prices, advertising...
Ngày tải lên: 06/07/2014, 05:20
Book Econometric Analysis of Cross Section and Panel Data By Wooldridge - Chapter 3 ppt
... C A result that we often use for studying the large-sample properties of estimators for linear models is the following It is easily proven by repeated application of Lemma 3.2 (see Problem 3.2) ... previous concepts to sequences of estimators Because estimators depend on the random outcomes of data, they are properly viewed as random vectors 3.5.1 Asymptotic Properties of Estimators ^ definition ... pffiffiffiffiffi N ð^ À gÞ in terms of the asymptotic variance of g ^ ^ ^ c Suppose that, for a sample of data, y ¼ and seðyÞ ¼ What is g and its (asymptotic) standard error? d Consider the null hypothesis...
Ngày tải lên: 06/07/2014, 08:20
Multimedia Environmental Models - Chapter 3 potx
... Environmental Chemicals and Their Properties 3.1 INTRODUCTION AND DATA SOURCES In this book, we focus on techniques for building mass balance models of chemical fate in the environment, rather than on ... Expressed as Oral LD50 to the Rat These data have been selected from a number of sources, including Mackay et al (2000), RTECS (2000), and the Hazardous Substances Data Bank (2000) Degradation Half-lives ... Physics, D R Lide, ed., 81/e Boca Raton, FL: CRC Press Verschueren’s Handbook of Environmental Data on Organic Chemicals New York: John Wiley & Sons, 1997 Illustrated Handbook of Physical Chemical...
Ngày tải lên: 11/08/2014, 04:20
INTRODUCTION TO KNOWLEDGE DISCOVERY AND DATA MINING - CHAPTER 3 pot
... Discovery and Data Mining unemployment rate; England’s prospect at cricket Table 3.1 is a small illustrative dataset of six days about the London stock market The lower part contains data of each ... established beforehand (supervised data) Discrete classes: A case does or does not belong to a particular class, and there must be for more cases than classes Sufficient data: Usually hundreds or even ... same target attribute value (i.e., their entropy is zero) 39 Knowledge Discovery and Data Mining 3.3 Issues in data mining with decision trees Practical issues in learning decision trees include...
Ngày tải lên: 14/08/2014, 02:21
Concepts, Techniques, and Models of Computer Programming - Chapter 3 docx
... trees Procedural Control abstractions Higher−order programming Abstraction Data Abstract data types Secure abstract data types Time and space efficiency Large−scale program structure Nondeclarative ... trees, and other recursive data types We show how to make the computation iterative when possible The section is organized as follows: • The first step is defining recursive data types Section 3.4.1 ... 3.4.1 gives a simple notation that lets us define the most important recursive data types • The most important recursive data type is the list Section 3.4.2 presents the basic programming techniques...
Ngày tải lên: 14/08/2014, 10:22
Principles of GIS chapter 3 data processing systems
... some levels of data correctness For instance, an important aspect of data correctness is data entry checking: making sure that the data that is entered into the database is sensible data that does ... and have developed data models beyond the relational data model The most important general data models in this category are object-oriented and object-relational data models We mention them here ... devices used in the data input process More discussion on spatial data input can be found in Chapter Table 3.3: Data output and visualization Data output and visualization Data output is closely...
Ngày tải lên: 21/10/2014, 10:09
Lecture 3: GIS Data Models
... GIS data models After this lecture you should be able to: Describe the primary Vector data models used in GIS and give examples Describe raster data models and give examples Describe TIN data ... Polygons “Linked” Attribute Data Tabular Data (Attributes) © ESRI Attribute Data Information which describes an entity represented by a graphic feature Attribute Data Information about a graphic ... graphic data is stored in the form of discrete points, lines, or polygons © Paul Bolstad, GIS Fundamentals Structure of Vector Data There is a relationship between vector data types Each data...
Ngày tải lên: 21/10/2014, 10:46
chapter 3 types of e-business models and markets
... The analysis of data created on the operational side of the CRM equation for the purpose of business performance management; utilizing data warehousing technologies and leveraging data marts Customer ... defined as the e-business model (see sidebar, “Defining the Real E-Business Models ) Defining the Real E-Business Models An e-business model is simply the approach a company takes to become a ... and facilitate the flow of information among them This is one of the main reasons why business models for businessto-business online marketplaces are expected to succeed It’s clear that the Internet...
Ngày tải lên: 13/11/2014, 12:59
Tài liệu Chapter 3 - QUEUE
... p1.QueueFront(p 1Data) data p2.QueueFront(p 2Data) if (p 1Data. degree > p 2Data. degree) coefficient p1.DeQueue() degree q.EnQueue(p 1Data) end data else if (p 2Data. degree > p 1Data. degree) ... q.EnQueue(p 2Data) else p1.DeQueue() p2.DeQueue() if (p 1Data. coefficient + p 2Data. coefficient 0) qData.coefficient = p 1Data. coefficient + p 2Data. coefficient qData.degree = p 1Data. degree q.EnQueue(qData) ... Create() EnQueue (val DataIn ) DeQueue () QueueFront (ref DataOut ) QueueRear (ref DataOut ) isEmpty () ...
Ngày tải lên: 20/08/2012, 12:05
