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An activity that seeks patterns in large, complex data sets. It usually emphasizes algorithmic techniques, but may also involve any set of related skills, applications, or methodologies with that goal.

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why do we have to calculate the entropy of parent node in Information Gain?

Why do we need the entropy of parent node in the Information Gain. Information Gain = entropy(parent) - w * entropy(children) We can compare the entropy of the children without the need for the paren …
Alireza HI's user avatar