update pbnbv

beans/predict_result.py

@@ -83,7 +83,8 @@ class PredictResult:
     def get_center_matrix_pose_from_cluster(self, cluster):
         min_total_distance = float('inf')
         center_matrix_pose = None
-        
+        if len(cluster) == 1:
+            return cluster[0]
         for matrix_pose in cluster:
             total_distance = 0
             for other_matrix_pose in cluster:
@@ -94,6 +95,7 @@ class PredictResult:
                 min_total_distance = total_distance
                 center_matrix_pose = matrix_pose
         
+        
         return center_matrix_pose
     
     def get_candidate_poses(self):