汪贺延，博士，从事遥感影像可信确权与合规流通相关研究，以第一或通讯作者发表SCI、EI检索论文6篇，授权国家发明专利2项，获得软件著作权1项，深度参与多个国家级和省部级科学研究项目。

主要研究方向：

1.遥感影像可信确权技术；

2.融合区块链与隐私计算的数据要素合规流通；

3.基于区块链的数字水印协议。

科研项目：

1.国家科技部，国家重点研发计划项目，面向智慧公路的高可信高精度定位与时空服务技术与应用示范，2023.12至2026.11，参与

2.国家自然科学基金委，面上项目，基于区块链的矢量地理数据安全可信数字水印协议研究，2025.01至2027.12，参与

近年来主要学术及科研成果：

[1]Wang, H., Jiang, X., Wang, M., Zhu, C., Ren, N., & Hu, L. (2025). A multi-source remote sensing image watermarking model based on multi-domain generative adversarial networks. Applied Soft Computing, 113694.

[2]Wang, H., Hu, L., Hu, Y., Zhu, C., Zhang, W., & Ren, N. (2025). Dual watermarking algorithm for trajectory data based on vector decomposition. Computers & Geosciences, 106072.

[3]Wang, H., Tang, N., Zhu, C., Ren, N., & Wang, C. (2025). A Blockchain Copyright Protection Model Based on Vector Map Unique Identification. ISPRS International Journal of Geo-Information, 14(2), 53.

[4]汪贺延,刘国栋&庙存彬.(2022).基于PSNR-NC函数优化和非抽样双树复小波变换的自适应多重水印算法.光学学报,42(05),52-65.

[5] Ren, N.,Wang, H.*, Chen, Z., Zhu, C., & Gu, J. (2023). A multilevel digital watermarking protocol for vector geographic data based on blockchain. Journal of Geovisualization and Spatial Analysis, 7(2), 31.

[6] Zhu, C.,Wang, H.*, Zhao, Y., Jiang, X., Sun, H., Duan, J., ... & Ren, N. (2025). Vector map zero-watermarking algorithm considering feature set granularity. Journal of Information Security and Applications, 89, 103955..

[7] Liu, G.,Wang, H., & Miao, C. (2023). A three-dimensional text image watermarking model based on multilayer overlapping of extracted two-dimensional information. Information Processing & Management, 60(1), 103122.

联系方式：

电子邮箱：20260717@xpu.edu.cn