作者: E.D. Tsougenis , G.A. Papakostas , D.E. Koulouriotis , E.G. Karakasis
DOI: 10.1016/J.ESWA.2014.04.021
关键词: Quaternion 、 Watermark 、 Image moment 、 Artificial intelligence 、 Bit error rate 、 Computer vision 、 Adaptive system 、 Mathematics 、 Moment (mathematics) 、 Signal processing 、 Robustness (computer science)
摘要: … The corresponding quaternion moment of order n and repetition m of the quaternion image is defined as:(2) Q nm = 1 lW n ∑ r = 0 N 2 - 1 ∑ k = 0 l - 1 f q ( r , θ k ) P n ( r ) e - μ m θ k …