Update LICENSE

LICENSE

@@ -1,31 +1,27 @@
 # CSDI Dataset License
 
-CSDI: A Fine-Grained Fundus Image Dataset of Cataract Severity and Diagnostic Images
+**CSDI: A Fine-Grained Fundus Image Dataset of Cataract Severity and Diagnostic Images**
 
-This dataset is licensed under the **Creative Commons Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)** license.
+This dataset is licensed under the **Creative Commons Attribution 4.0 International (CC BY 4.0)** license.
 
 ## Terms of Use
 
 ### 1. Attribution (BY)
-You must give appropriate credit, provide a link to the license, and indicate if changes were made.  
-Suggested citation:
+You must give appropriate credit, provide a link to the license, and indicate if changes were made.
 
-> Zixun Xie, Mingxin Ao, Haiming Tang, Xuemin Li, Xiang Bai, Shanghang Zhang, Dawei Li. *CSDI: A Fine-Grained Fundus Image Dataset of Cataract Severity and Diagnostic Images*, 2025. Licensed under CC BY-NC 4.0. [https://creativecommons.org/licenses/by-nc/4.0/](https://creativecommons.org/licenses/by-nc/4.0/)
+**Suggested citation:**
 
-### 2. Non-Commercial (NC)
-You may not use the dataset for commercial purposes. For commercial use, you must obtain separate permission from the copyright holders.
+> Zixun Xie, Mingxin Ao, Haiming Tang, Xuemin Li, Xiang Bai, Shanghang Zhang, Dawei Li. *CSDI: A Fine-Grained Fundus Image Dataset of Cataract Severity and Diagnostic Images*, 2025. Licensed under CC BY 4.0. [https://creativecommons.org/licenses/by/4.0/](https://creativecommons.org/licenses/by/4.0/)
 
-### 3. Allowed Actions
-- ✅ Copy, share, and distribute the dataset for non-commercial purposes.
-- ✅ Modify, analyze, or adapt the dataset for non-commercial research, educational, or personal use.
-- ✅ Use the dataset in academic papers, reports, or presentations, with proper attribution.
+### 2. Allowed Actions
+- ✅ Copy, share, and distribute the dataset for any purpose, including commercial use.
+- ✅ Modify, analyze, or adapt the dataset for research, educational, or personal use.
+- ✅ Use the dataset in academic papers, reports, presentations, or commercial projects, with proper attribution.
 
-### 4. Prohibited Actions
-- ❌ Use the dataset for commercial projects, products, or paid services.
+### 3. Prohibited Actions
 - ❌ Remove or omit attribution or license information.
 - ❌ Claim the dataset as your own work.
 
 ---
 
-For full license details, visit the official CC BY-NC 4.0 page:  
-[https://creativecommons.org/licenses/by-nc/4.0/](https://creativecommons.org/licenses/by-nc/4.0/)
+For full license details, visit the official CC BY 4.0 page: [https://creativecommons.org/licenses/by/4.0/](https://creativecommons.org/licenses/by/4.0/)