在图像迭代混合的基础上提出了空域水印算法。
An algorithm based on iterative blending on spatial domain is proposed.
对四阶累量混合波达方向矩阵进行特征分解，可实现有色高斯噪声背景中空域信号二维空间谱估计。
We can estimate two dimensional spatial spectra of sources in colour Guassian noises by eigen decomposing the matrix.
算法首先根据视觉注意理论提取时域和空域特征，并建立加权混合模型。
Firstly, the algorithm constructs a weighted combination model based on spatial-temporal features by using information theory.
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