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Scheme-independent selection

Scheme-independent methods that do not depend on a particular classifier can be faster than the wrapper method. Ian Witten explains how they work.

Attribute selection methods that do not involve a classifier can be faster than the wrapper method. They can use the same kind of searching, but evaluate each subset using a heuristic instead of applying a particular classifier. In this video we look at a scheme-independent attribute selection method that is nearly as good as the wrapper method, and is much faster.

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