modify dataset key name

configs/metadata.json

@@ -1,14 +1,15 @@
 {
     "schema": "https://github.com/Project-MONAI/MONAI-extra-test-data/releases/download/0.8.1/meta_schema_20220729.json",
-    "version": "0.4.0",
+    "version": "0.4.1",
     "changelog": {
+        "0.4.1": "modify dataset key name",
         "0.4.0": "update license files",
         "0.3.0": "Update to scripts",
         "0.2.0": "Unify naming",
         "0.1.0": "Initial version"
     },
-    "monai_version": "1.0.0",
-    "pytorch_version": "1.10.2",
+    "monai_version": "1.0.1",
+    "pytorch_version": "1.13.0",
     "numpy_version": "1.21.2",
     "optional_packages_version": {},
     "task": "Given long axis MR images of the heart, identify valve insertion points through the full cardiac cycle",

configs/train.json

@@ -16,7 +16,8 @@
     "num_substeps": 3,
     "learning_rate": 0.0001,
     "num_workers": 8,
-    "dataset_file": "./valvelandmarks.npz",
+    "dataset_dir": ".",
+    "dataset_file": "$@dataset_dir + '/valvelandmarks.npz'",
     "output_dir": "$datetime.datetime.now().strftime('./results/output_%y%m%d_%H%M%S')",
     "network_def": {
         "_target_": "scripts.valve_landmarks.PointRegressor",