Update hdg_d64_s50_prior_gaussian_a0.02/config.json

hdg_d64_s50_prior_gaussian_a0.02/config.json

@@ -14,6 +14,7 @@
   "num_val_samples": 20000,
   "params_dtype": "float32",
   "prior_type": "gaussian",
+  "radius": 5,
   "reverse": false,
   "tau": 1.0
 }