Update config.json

config.json

@@ -58,5 +58,8 @@
   },
   "vision_feature_layer": -1,
   "vision_feature_select_strategy": "default",
-  "vocab_size": 48385
+  "vocab_size": 48385,
+  "size": {
+    "shortest_edge": 336
+  }
 }