We released the codes of HFSNet (TGRS2024) at https://github.com/stc-cqupt/HFSNet 

T. Song, Z. Zeng, C. Gao, H. Chen and J. Li, "Joint Classification of Hyperspectral and LiDAR Data Using Height Information Guided Hierarchical Fusion-and-Separation Network," in IEEE Transactions on Geoscience and Remote Sensing (TGRS), vol. 62, pp. 1-15, 2024, Art no. 5505315, doi: 10.1109/TGRS.2024.3353775.

Please kindly cite the paper if this code is useful and helpful for your research. Thanks!