Defination of entropy gain and gini index in data mining
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Entropyon the other hand is a measure ofimpurity(the opposite).It is defined for abinary classwith valuesa/bas:Entropy = - p(a)*log(p(a)) - p(b)*log(p(b))
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Entropyon the other hand is a measure ofimpurity(the opposite).It is defined for abinary classwith valuesa/bas:Entropy = - p(a)*log(p(a)) - p(b)*log(p(b))
Explanation:
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