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QiFeng Zhao

Zhongyuan University of Technology

China

  • Zhongyuan University of Technology

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Color Image Denoising via Quaternion-Based Nonconvex Half-Quadratic Regularized Robust PCA

Number of pages: 19 Posted: 05 Nov 2025
Qiang Gu, Liang Liao, Xin Ma, huiyong Li, Jie Zhao, HuaZhu Chen, Song Zhao, QiFeng Zhao, Hongnian Yu and Xin Wang
Zhongyuan University of Technology, Zhongyuan University of Technology, Zhongyuan University of Technology, Zhongyuan University of Technology, Zhongyuan University of Technology, Zhongyuan University of Technology, Zhengzhou University of Aeronautics, Zhongyuan University of Technology, Edinburgh Napier University and Zhongyuan University of Technology
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Abstract:

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Generalized median absolute deviation, half-quadratic optimization, image denoising, m-estimation, non-convex regularization, quaternion algebra, robust principal component analysis