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Handbook of Statistical Analysis and Data Mining Applications
book

Handbook of Statistical Analysis and Data Mining Applications

by Robert Nisbet, John Elder, Gary Miner
May 2009
Beginner to intermediate content levelBeginner to intermediate
864 pages
23h 13m
English
Elsevier Science
Content preview from Handbook of Statistical Analysis and Data Mining Applications
Chapter 5

Feature Selection

OUTLINE

Preamble

After your analytical data set is prepared for modeling, you must select those variables (or features) to use as predictors. This process of feature selection is a very important strategy to follow in preparing data for data mining. A major problem in data mining in large data sets with many potential predictor variables is the curse of dimensionality. This expression was coined by Richard Bellman (1961) to describe the problem that increases as more variables are added to a model. As additional variables are added to a model, it may be able to predict a number better in regression ...

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Publisher Resources

ISBN: 9780080912035