研究领域：信息隐藏、数字水印、数字媒体取证等

职称：副教授，硕士生导师

电子邮件：liliu@tyust.edu.cn

教育背景：

2016.3-2020.12  西北工业大学    计算机科学与技术    博士  

2003.9-2006.6  兰州交通大学   通信与信息系统      硕士

1998.9-2002.6  兰州交通大学   通信工程            学士

工作经历:

2018.3-2019.3   访问学者    美国新泽西理工大学

2015.11-迄今    副教授     3044am永利集团3044noc

2014.9-2015.3   访问学者    台湾逢甲大学

2009.9-2015.11  讲师        3044am永利集团3044noc

论文出版列表：

1. Liu, L., Wang, L., Chang, C. C., “Separable reversible data hiding in encrypted images based on flexible preservation of the differences,” Multimedia Tools and Applications, 2021,80(5), pp：6639-6659.

2. Liu, L., Wang, A., and Chang, C. C." Separable Reversible Data Hiding in Encrypted Images with High Capacity Based on Median-edge Detector Prediction," IEEE ACCESS, 8, pp: 29639-29647, 2020.

3. Liu, L., Wang, L., Shi, Y. Chang C. C. “Separable Data Hiding Scheme for Encrypted Image to Protect Privacy of User in Cloud”, Symmetry, 11(1), 82, 2019.

4. Liu, L., Wang, L., Chang, C. C., “Data embedding scheme based on multi-matrix structure of turtle shell to avoid human eye perception,” Multimedia Tools and Applications, vol. 78, pp: 10473–10490, 2019

5. Liu, L., Wang, L. F. and Chang, C. C., "A Semantic Compression Scheme for Digital Images Based on Vector Quantization and Data Hiding," Multimedia Tools and Applications, Vol. 76, No. 20, pp 20833-20846, 2017-10.

6. Liu, L., Chang, C. C. and Wang, A., "Data Hiding Based on Extended Turtle Shell Matrix Construction Method," Multimedia Tools and Applications, Vol. 76, No. 10, pp. 12233-12250, 2017-05.

7. Liu, L., Chang, C. C. and Wang, A. H., “Reversible Data Hiding Scheme Based on Histogram Shifting of n-bits Planes,” Multimedia Tools and Applications, Vol. 75, No. 18, pp. 11311-11326, 2016-09.

8. Liu, L., Wang, A. H., Chang, C. C. and Li, Z. H., “A Novel Real-time and Progressive Secret Image Sharing with Flexible Shadows Based on Compressive Sensing,” Signal Processing: Image Communication, Vol. 29, No. 1, pp. 128-134, 2014-01.

9. Liu, L., Wang, A. Chang, C. C. and Li, Z., “A Secret Image Sharing with Deep-steganography and Two-stage Authentication Based on Matrix Encoding,” International Journal of Network Security, Vol.19, No.3, pp. 327-334, 2017-05.

授权专利:

1. 第一发明人，一种可分离的加密域信息隐藏方法，ZL201910001991.8，2021.2.5

2. 第一发明人，一种基于秘密共享的图像隐藏和认证方法，ZL201410009363.1，  2017.1.11

3. 第一发明人，一种基于块压缩感知的秘密图像共享方法，ZL201210540639.X， 2015.5.20

主持项目:

1. 山西省自然科学基金，密文图像可逆信息隐藏研究，NO.202103021224272, 2022.1-2024.1

2. 校博士启动金，可逆信息隐藏算法研究，No.20212039,2021.4-2024.4

3. 山西省回国留学人员科研教研资助项目，3D模型的可逆信息隐藏算法研究，2019-2022

4. 山西省自然科学基金，云环境下面向隐私保护的信息隐藏技术研究，No. 201801D121129，2018.12-2020.12