Merge pull request cdt15#165 from paullabonne/fix-163

Resample from original residuals in bootstrap cdt15#163

Author: ikeuchi-screen

lingam/var_lingam.py

@@ -145,14 +145,15 @@ def bootstrap(self, X, n_sampling):
         self.fit(X)
 
         fitted_ar_coefs = self._ar_coefs
-
+        residuals = self._residuals
+        
         total_effects = np.zeros(
             [n_sampling, n_features, n_features * (1 + self._lags)]
         )
 
         adjacency_matrices = []
         for i in range(n_sampling):
-            sampled_residuals = resample(self._residuals, n_samples=n_samples)
+            sampled_residuals = resample(residuals, n_samples=n_samples)
 
             resampled_X = np.zeros((n_samples, n_features))
             for j in range(n_samples):