continuous_mdr.py 文件源码

def score(self, features, targets):
        """Estimates the quality of the ContinuousMDR model using a t-statistic.

        Parameters
        ----------
        features: array-like {n_samples, n_features}
            Feature matrix to predict from
        targets: array-like {n_samples}
            List of true target values

        Returns
        -------
        quality_score: float
            The estimated quality of the Continuous MDR model

        """
        if self.feature_map is None:
            raise ValueError('The Continuous MDR model must be fit before score() can be called.')

        group_0_trait_values = []
        group_1_trait_values = []

        for feature_instance in self.feature_map:
            if self.feature_map[feature_instance] == 0:
                group_0_trait_values.extend(self.mdr_matrix_values[feature_instance])
            else:
                group_1_trait_values.extend(self.mdr_matrix_values[feature_instance])

        return abs(ttest_ind(group_0_trait_values, group_1_trait_values).statistic)