利用混沌映射结合矩阵奇异分解，将水印信息分散在原始图像的不同位置，提高了水印的视觉效果，保证了水印的安全性。

Chaos map and singular value decomposition of matrix technology are introduced to improve the watermarking imperceptibility, security and robustness of watermark image.

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最后，研究了混沌信号的分解预测。

Finally, the prediction of the chaotic signals are studied.

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然后对分解后的各部分分别建立混沌模型进行预测；

Then, the chaotic forecasting models are established to forecast each part respectively.

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