Based on the grid multi-scroll Chua's chaoticattractors and Discrete Cosine Transform (DCT) algorithm, a novel digital image watermark algorithm is proposed in this paper.
基于网格状多涡卷蔡氏混沌系统和离散余弦变换(DCT)理论，提出一种改进的数字水印算法。
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Strange attractors create predictable patterns, often in chaotic systems.