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ID3 Decision Tree Example

ID3 Decision Tree Example. The Simpsons Family. Calculations. Entropy (4 F ,5 M ) = -(4/9)log 2 (4/9) - (5/9)log 2 (5/9) = 0.9911. Calculate Gain(Hair Length), Gain( Height), Gain (Weight). Decision Tree. no. yes. Weight <= 160?. no. yes. Hair Length <= 2?.

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ID3 Decision Tree Example

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  1. ID3 Decision Tree Example The Simpsons Family

  2. Calculations Entropy(4F,5M) = -(4/9)log2(4/9) - (5/9)log2(5/9) = 0.9911 Calculate Gain(Hair Length), Gain( Height), Gain (Weight)

  3. Decision Tree no yes Weight <= 160? no yes Hair Length <= 2?

  4. Decision Tree Weight <= 160? yes no Hair Length <= 2? Male yes no Male Female

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