Update README.md

Former-commit-id: f62dd38be0f50ebfb87c81c9f7a25c5914762b4e

README.md

@@ -75,7 +75,7 @@ The results should be like:
 <p align="center"> <img src="imgs/example1.jpg" width="22%"> <img src="vis_output/example1_masked_img_0.jpg" width="22%"> <img src="imgs/example2.jpg" width="25%"> <img src="vis_output/example2_masked_img_0.jpg" width="25%"> </p>
 
 ## Dataset
-We have collected 1218 images, i.e., 239 train, 200 val, and 779 test. The training and validation sets can be download from <a href="https://drive.google.com/drive/folders/125mewyg5Ao6tZ3ZdJ-1-E3n04LGVELqy?usp=sharing">**this link**</a>. 
+We have collected 1218 images (239 train, 200 val, and 779 test). The training and validation sets can be download from <a href="https://drive.google.com/drive/folders/125mewyg5Ao6tZ3ZdJ-1-E3n04LGVELqy?usp=sharing">**this link**</a>. 
 
 Each image is provided with an annotation JSON file:
 ```