changes to hit.py

hit.py

@@ -85,7 +85,7 @@ class NewDataset(datasets.GeneratorBasedBuilder):
                 #"mri_labels": datasets.Sequence(datasets.Sequence(datasets.Value("int64"))),
                 #"mri_seg_dict": datasets.Sequence(datasets.Sequence(datasets.Value("float"))),
                 "resolution": datasets.Array3D(dtype="float32", shape=(None, 3)),
-                "center": datasets.Value(dtype="float32", shape=(None, 3)),
+                "center": datasets.Array3D(dtype="float32", shape=(None, 3)),
                 #"smpl_dict": datasets.features.Mapping(datasets.Value("float32")),#datasets.Sequence(datasets.Sequence(datasets.Value("double"))),
                 "dataset_name": datasets.Value("string"),
                 "subject_ID": datasets.Value("string")