Wign相关论文
It is important to estimate the Signal-to-Noise Ratio(SNR) of unknown emitter signal accurately.In order to resolve the ......
Instantaneous Frequency Estimation Based on the Wigner-Ville Distribution Associated with Linear Can
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
A novel method of anti-reverberation based on the fractional Fourier transformation is presented. By virtue of the fact ......
测井信号是一种非平稳信号,因此可借用近年来新发展的时频分析方法,即应用Wigner分布(WD)对测井信号进行分析,这样就可以充分利用......
由于Wigner—Ville分布(Wigner—Ville Distribution,WVD)存在干扰项,导致结果中出现虚假信号、有时频率分辨率不够高等缺点,提出了一种......
本文分析了多项式Wigner-Ville分布(PWVD)的系数选择与频率聚集性的关系,提出了一组新的系数,得到的新的分布在频率聚集性、对有噪......