finding matches between gt and pred using chamfer

metrics/find_matches_using_chamfer.py

+import pdal
+import json
+import os
+
+class FindMatchesUsingChamfer:
+    def __init__(self, gt_folder, pred_folder, verbose=False):
+        self.gt_folder = gt_folder
+        self.pred_folder = pred_folder
+
+    def compare_gt_pred(self, las_gt, las_pred):
+        # run pdal chamfer
+        cmd = f"pdal chamfer {las_gt} {las_pred}"
+        output = os.popen(cmd).read()
+
+        # read the output as json
+        output = json.loads(output)
+        return output['chamfer']
+
+if __name__ == '__main__':
+    gt_file = '/home/nibio/mutable-outside-world/code/gitlab_fsct/instance_segmentation_classic/sample_playground/results/input_data/output/0.las'
+    pred_file = '/home/nibio/mutable-outside-world/code/gitlab_fsct/instance_segmentation_classic/sample_playground/results/instance_segmented_point_clouds_with_ground/output/0.las'
+    FindMatchesUsingChamfer('', '').compare_gt_pred(gt_file, pred_file)
+
+