def _calculate_information_gain(self, y, y1, y2):
        # Calculate information gain
        p = len(y1) / len(y)
        entropy = calculate_entropy(y)
        info_gain = entropy - p * calculate_entropy(y1) - (1 - p) * calculate_entropy(y2)

        return info_gain
Пример #2
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    def _calculate_information_gain(self, y, y1, y2):
        # Calculate information gain
        p = len(y1) / len(y)
        entropy = calculate_entropy(y)
        info_gain = entropy - p * \
            calculate_entropy(y1) - (1 - p) * \
            calculate_entropy(y2)

        return info_gain
 def _calculate_information_gain(self, y, y1, y2):
     with pyRAPL.Measurement('Information_gain', output=csv_output):
         # Calculate information gain
         p = len(y1) / len(y)
         entropy = calculate_entropy(y)
         info_gain = entropy - p * \
            calculate_entropy(y1) - (1 - p) * \
            calculate_entropy(y2)
         return info_gain
     csv_output.save()