Update README.md

README.md

@@ -14,4 +14,6 @@ It contains three model checkpoints:
 - `epona_nuplan+nusc.pkl`: The world model finetuned on NuScenes based on the previous base model;
 - `dcae_td_20000.pkl`: The temporal-aware DCAE (downsampling rate=32, channel dim=32, temporal patch size=6) fintuned on NuPlan video clips.  
 
-And the preprocessed json files in `test_meta_data_nuplan` for you to quickly evaluate the model on NuPlan test set.
+And two folders of preprocessed json files:
+- `test_meta_data_nuplan`: Preprocessed meta infos on NuPlan test set (not including train set);
+- `meta_data_nusc`: Preprocessed meta infos on NuScenes train set and validation set.