So we embed watermark in detail subbands.
因此,本文选择在细节子带中嵌入水印。
参考来源 - 基于小波变换的数字图像水印研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Recently, a large amount of attention has been paid to the study of the nonuniform filter banks (NUFBs) due to their flexibility in partitioning subbands.
近来，非均匀滤波器组由于其能够实现对频域的灵活划分而备受青睐。
After these four steps, the radar subbands can be mutually cohered and be prepared for the following processing.
通过这四步，子带间信号可以达到很好的互相干，为后续的信号处理做好准备。
By calculating the mean and standard deviation of image subbands decomposed by NSCT, the texture feature elements are extracted.
以nsct域各子带系数的均值和标准方差构成基本特征向量。
应用推荐