Update README.md

README.md

@@ -20,4 +20,6 @@ This dataset contains 30,000 images in total, including synthetic images generat
 <p align="center">
     <img src="assets/statistics.png" alt="statistics" width=90%/>
     <img src="assets/result.png" alt="result" width=90%/>
-</p>
+</p>
+
+More implementation details can be found in our [GitHub repository](https://github.com/Ouxiang-Li/SAFE).