Use singularvaluedecomposition (SVD) in the watermark algorithm may enhance the anti-geometry distortion of the image, but it is very weak to some attacks such as salt, gauss, filter and etc.
在水印算法中用奇异值分解可以提高图像的抗几何失真性,但它对椒盐、高斯、滤波等攻击的抵抗能力却很弱。
2
In addition, a method based on singularvaluedecomposition (SVD) was proceed to deal with the obtained result for dropping influence of noise.
为降低噪声的影响,采用一个基于奇异值分解(SVD)的方法对识别的结构进行处理。
3
A face identification method based on singularvaluedecomposition (SVD) and data fusion is proposed in this paper.