The effective features of target can be extracted by wavelet transforms.
利用小波变换能够提取雷达目标的有效特征。
参考来源 - 小波理论及其在防空武器系统中的应用Thirdly, we discuss in detail how to factor wavelet transforms into lifting steps.
最后，系统讨论了如何将传统的小波变换分解为提升步骤。
参考来源 - 基于小波分析的数字图像水印技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
There are two main transform domain methods, one is to use the discrete cosine transformation (DCT); the other would be the use of discrete wavelet transforms (DWT).
目前主要有两种变换域方法，一种是使用离散余弦变换(DCT)，另一种是使用离散小波变换(DWT)。
A novel method is proposed in this paper by research on complex wavelet, in which phase information of complex wavelet transforms is used to detect frequency and harmonics.
本文通过对复小波的研究发现复小波变换的相位信息能用于频率检测和谐波分析，提出了基于复小波变换相位信息的频率和谐波检测新算法。
The paper analyzes the method of low frequency signal injection, which is usually used to detect DC system grounding fault, and advances the method based on wavelet transforms.
分析了低频信号注入法，并且针对其缺陷提出了基于小波变换的检测方案。
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