Update README.md

README.md

@@ -20,7 +20,7 @@ CSeg (Change Segmentation) dataset is a large-scale, varying-view, and text-guid
 <!-- Provide the basic links for the dataset. -->
 
 - **Repository:** [Github](https://github.com/drags99/ViewDelta)
-- **Paper [optional]:** [ViewDelta: Text-Prompted Change Detection in Unaligned Images](https://arxiv.org/abs/2412.07612)
+- **Paper:** [ViewDelta: Text-Prompted Change Detection in Unaligned Images](https://arxiv.org/abs/2412.07612)
 
 ## Dataset Structure