Update README.md

Author: YapengTian

README.md

@@ -8,7 +8,7 @@ AVE dataset can be downloaded from https://drive.google.com/open?id=1FjKwe79e0u9
 
 [Audio feature](https://drive.google.com/file/d/1F6p4BAOY-i0fDXUOhG7xHuw_fnO5exBS/view?usp=sharing) and [visual feature](https://drive.google.com/file/d/1hQwbhutA3fQturduRnHMyfRqdrRHgmC9/view?usp=sharing) (7.7GB) are also released. Please put videos of AVE dataset into /data/AVE folder and features into /data folder before running the code. 
 
-Scripts for generating audio and visual features: https://drive.google.com/file/d/1v5cVfvA1uLfGBtfuOlWYxOmcPlTecmSU/view?usp=sharing.
+Scripts for generating audio and visual features: https://drive.google.com/file/d/1v5cVfvA1uLfGBtfuOlWYxOmcPlTecmSU/view?usp=sharing (in case you want to precess your audio and visual data).
 
 ### Requirements