Update README.md

README.md

@@ -7,4 +7,19 @@ tags:
 - PointCloud
 - PointCloudAnalysis
 - PointCloudSegmentation
----
+---
+This is the official code repository for **PointCRA**, a point cloud analysis network proposed in our paper:
+
+> **Channel-Level Relation to Attentive Aggregation with Neighborhood-Homogeneity Constraint for Point Cloud Analysis**
+
+Codes are available on [GitHub](https://github.com/AGENT9717/PointCRA)  
+
+If you find this work useful, please cite our paper:
+```bibtex
+@article{shi2025pointcra,
+  title     = {Channel-Level Relation to Attentive Aggregation with Neighborhood-Homogeneity Constraint for Point Cloud Analysis},
+  author    = {Jiaqi Shi, Jin Xiao, Xiaoguang Hu, Wenxuan Ji, Zichong Jia, Zifan Long, and Tianyou Chen},
+  journal   = {arXiv preprint},
+  year      = {2026}
+}
+```