add list action

README.md

@@ -88,7 +88,7 @@ Here is the description of each column:
 - `negative_objects`: the negative objects for the image. Negative objects are the index of (object, verb) pairs in `list_action.csv`.
 - `ambiguous_objects`: the ambiguous objects for the image. Ambiguous objects are the index of (object, verb) pairs in `list_action.csv`.
 
-list_action.csv is a csv file that contains the list of (object, verb) pairs and some other useful information, which can be found [here]().
+list_action.csv is a csv file that contains the list of (object, verb) pairs and some other useful information, which can be found [here](https://huggingface.co/datasets/zhimeng/hico_det/blob/main/list_action.csv).
 
 
 ## Usage