rename result img

Author: Bluear7878

README.md

@@ -17,8 +17,12 @@ scores—and in structural integrity while achieving robust per-formance. In par
 
 ## Results
 
+### Visual Results: Ours vs Competing Methods
+
 ![architecture](./assets/result1.png)
 
+### Visual Results at Diffusion Steps
+
 ![architecture](./assets/result2.png)
 
 | Dataset | Model | SMS↓ | CLIP-IQA↑ |