Education 1.7 data reduction

1. 1 Data Reduction 2. 2 Data Reduction Strategies  Need for data reduction  A database/data warehouse may store terabytes of data  Complex data analysis/mining…

Documents 8/24/2015Data Mining: Concepts and Techniques1 Chapter 2: Data Preprocessing Why preprocess the...

Slide 1 8/24/2015Data Mining: Concepts and Techniques1 Chapter 2: Data Preprocessing Why preprocess the data? Data cleaning Data integration and transformation Data reduction…

Documents Chapter 2: Data Preprocessing

* Data Mining: Concepts and Techniques * Chapter 2: Data Preprocessing Why preprocess the data? Data cleaning Data integration and transformation Data reduction Discretization…

Documents Chapter 2: Data Preprocessing

* Data Mining: Concepts and Techniques * Chapter 2: Data Preprocessing Why preprocess the data? Data cleaning Data integration and transformation Data reduction Discretization…