A new digital CDMA watermarking algorithm based on orthogonal wavelet basis is proposed in this paper.
提出一种以正交小波基作为扩频码的CDMA自适应水印算法。
参考来源 - 基于小波基的CDMA自适应水印算法A new digital CDMA watermarking algorithm based on orthogonal wavelet basis is proposed in this paper.
提出一种以正交小波基作为扩频码的CDMA自适应水印算法。
参考来源 - 基于小波基的CDMA自适应水印算法·2,447,543篇论文数据，部分数据来源于NoteExpress
Then, it approximates the environment map in the same wavelet basis by keeping only the largest terms to get a non-linear approximation of the environment-map.
然后用相同的小波基对给定的环境光做小波变换，只保留其中绝对值较大的系数，从而得到环境光的非线性逼近。
By the family of wavelet basis function of wavelet Composition, it can describe the signal time (space) and frequency (scale) domain of the local characteristics.
小波由一族小波基函数构成，它可以描述信号时间(空间)和频率(尺度)域的局部特性。
Have analyzed properties of wavelet coefficients obtained from an image through wavelet transform, and discussed how to select wavelet basis to optimize wavelet coefficients.
分析了图像小波变换后小波系数的特征，讨论了优化小波系数的小波基选择问题。
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