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Documents DWDM Unit 2 Part 2 by Jithender Tulasi

DWDM Unit-2 Part-2 Data Cube Computation & Data Generalization By Jithender Tulasi • Data generalization is a process that abstracts a large set of task-relevant data…

Documents CS490D: Introduction to Data Mining Chris Clifton

1. CS490D: Introduction to Data Mining Chris Clifton January 23, 2004 Data Preparation 2. Data Preprocessing Why preprocess the data? Data cleaningData integration and transformation…

Education OLAP

1. OLAP V. Saranya AP/CSE Sri Vidya college of Engineering & Technology, Virudhunagar 2. Need for OLAP • Business problems need query centric db. • Need multidimensional…

Documents Data preprocessing

1. Data Preprocessing 2. Content  What & Why preprocess the data?  Data cleaning  Data integration  Data transformation  Data reductionPAAS Group 3. It…

Technology Data preprocessing

1. A Brief Presentation on Data Mining Jason Rodrigues Data Preprocessing 2. IntroductionWhy data proprocessing? Data Cleaning Data Integration and Transformation Data Reduction…

Technology Business Intelligence

1. Business Intelligence (BI) 2. Business Intelligence…examples  A hotel franchise uses BI analytical applications to compile statistics on average occupancy and average…

Documents Dmblog

1. Data Preprocessing Presented by P.Veeralakshmi M.C.A 2. Why Data Preprocessing? • Data in the real world is dirty • Incomplete Incomplete data may come from Human/hardware/software…

Education 3dw

1. Data Mining: Data Warehousing Dr. Hany Saleeb 2. Data Warehousing and OLAP Technology for Data Mining What is a data warehouse? A multi-dimensional data model Data warehouse…

Documents Lecture for Chapter 2 Data Preprocessing

1. Chapter 2: Data Preprocessing Why preprocess the data? Descriptive data summarization Data cleaningData integration and transformation Data reduction Discretization and…

Documents Chapter 3. Data Warehouse and OLAP Technology: An Overview

1. Data Mining: Concepts and Techniques — Chapter 3 — Jiawei Han Department of Computer ScienceUniversity of Illinois at Urbana-Champaign www.cs.uiuc.edu/~hanj ©2006…