Robust Color Image Watermarking Using Geometric Invariant Quaternion Polar Harmonic Transform

Hong-Ying Yang, Xiangyang Wang, Panpan Niu, Ai-Long Wang. Robust Color Image Watermarking Using Geometric Invariant Quaternion Polar Harmonic Transform. TOMCCAP, 11(3):40, 2015. [doi]

Abstract

Abstract is missing.