jmimo.py 文件源码

def cv_pilot_only(self):

        """
        Cross-validatin scores are evaluated using LOO. 
        SNRpilot is equal to SNR, which is SNRdata.     
        """
        yT_a = self.rx_p["yT_a"]
        x_a = self.rx_p["x_a"]

        lm = linear_model.LinearRegression()
        scores = codes.cross_val_score_loo( lm, yT_a, x_a)

        # Output is stored with enviromental variables.
        pdi = pd.DataFrame()
        pdi["model"] = ["LinearRegression"]
        pdi["alpha"] = [0]
        pdi["metric"] = ["mean_squared_error"]
        pdi["E[scores]"] = [np.mean(scores)]
        pdi["std[scores]"] = [np.std(scores)]
        pdi["scores"] = [scores]

        return pdi