It brings a new method of fault selection on the base of wavelet packet transform and Wiener filter.
本文综合应用小波包变换理论和维纳滤波技术,提出了一种故障选线的新方法。
参考来源 - 小电流接地系统单相接地故障选线及定位技术的研究The approach is based on wavelet packet transform and fuzzy techniques in pattern recognition.
本文将小波包变换与模糊模式识别方法相结合，提出了一种用于齿轮箱故障诊断的小波模糊方法。
参考来源 - 小波分析在旋转机械故障诊断中的应用The original image is converted to frequency domain with wavelet packet transform by using the m-sequence. Then some wavelet coefficients are organized to form wavelet blocks.
用m-序列来控制原始图像小波包分解的结构,把适当的小波系数组成小波子块。
参考来源 - 基于小波域的自适应图像数字水印算法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Applying median filtering will effectively reduce the impulse noise, which can combine wavelet packet transform and median filter.
将子波包变换和中值滤波相结合，可以有效地降低图像噪声。
In traditional denoising methods for signals, we usually use the method of threshold to achieve denoising by the threshold disposing of wavelet packet transform.
传统信号去噪方法常采用门限法对噪声信号的小波或小波包变换做阈值处理以达到去噪的目的。
Wavelet packet theory is employed to adaptive multiuser detection, and wavelet packet transform based adaptive multiuser detection algorithm is presented in this paper.
在分析传统自适应多用户检测的基础上，提出了一种基于小波包变换的自适应多用户检测算法。
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