link arXiv preprint (2610.21238) so the paper page indexes the dataset

README.md

@@ -19,6 +19,7 @@ size_categories:
 
 <p align="center">
   <a href="https://doi.org/10.1016/j.isprsjprs.2023.09.007"><img src="https://img.shields.io/badge/ISPRS_JPRS-205%3A98--114%2C_2023-blue" alt="Paper"></a>
+  <a href="https://arxiv.org/abs/2610.21238"><img src="https://img.shields.io/badge/arXiv-2610.21238-b31b1b" alt="arXiv"></a>
   <a href="https://github.com/Linwei-Chen/CASID"><img src="https://img.shields.io/badge/GitHub-Linwei--Chen%2FCASID-black" alt="GitHub"></a>
 </p>
 
@@ -33,6 +34,7 @@ This is the **official full release** of the **CASID** dataset.
 | **Authors** | Songlin Liu¹·², Linwei Chen³ *(co-first authors)*, Li Zhang², Jun Hu⁴, Ying Fu³ *(corresponding)* |
 | **Affiliations** | ¹ Wuhan University · ² State Key Laboratory of Geo-information Engineering, Xi'an · ³ Beijing Institute of Technology · ⁴ Sun Yat-sen University |
 | **DOI** | [10.1016/j.isprsjprs.2023.09.007](https://doi.org/10.1016/j.isprsjprs.2023.09.007) |
+| **arXiv** | [arXiv:2610.21238](https://arxiv.org/abs/2610.21238) |
 | **Code** | https://github.com/Linwei-Chen/CASID |
 
 Please cite the paper if you use this dataset (see [Citation](#citation) below).
@@ -188,7 +190,7 @@ The dataset is released under **CC BY 4.0**. The code/tools at https://github.co
 	pages = {98-114},
 	year = {2023},
 	issn = {0924-2716},
-	doi = {https://doi.org/10.1016/j.isprsjprs.2023.09.007},
+	doi = {10.1016/j.isprsjprs.2023.09.007},
 	url = {https://www.sciencedirect.com/science/article/pii/S0924271623002484},
 	author = {Songlin Liu and Linwei Chen and Li Zhang and Jun Hu and Ying Fu},
 }