Update README.md

README.md

@@ -102,4 +102,8 @@ Note: Here we use floating point numbers 0-1 for material distribution
 1_random_column_hard
 3_random_column_hard
 full_hard
-```
+```
+
+## 🔁 How to Re-Generate the Dataset
+
+Please refer to yhe dataset repository on GitHub if you want to re-generate the dataset or interested in how this has been done: https://github.com/philippds/SPhyR