1) Wigner-Ville Distribution
多项式Wigner-Ville分布
1.
Coefficients Design of Polynomial Wigner-Ville Distributions;
多项式Wigner-Ville分布(PWVD)的系数设计
2) WVD
Wigner-Ville分布
1.
Time-frequency distribution characteristics of Wigner-Ville distribution(WVD) and Choi-Williams distribution(CWD) are discussed,both of which are members of the Cohen s class.
分析了2种Cohen类时频分布Wigner-Ville分布(WVD)及Choi-Williams分布(CWD)的时频特性。
2.
Some typical methods of extracting the in-pulse features of radar signal such as wavelet transformation and WVD were compared.
通过对小波变换法、Wigner-Ville分布等典型雷达信号脉内特征提取方法优缺点的分析,提出了一种将小波变换法和Wigner-Ville分布提取的结果进行截断综合的综合提取算法,实现了雷达信号的脉内特征准确提取。
3.
The instantaneous frequency spectrum of the impulse radio signal is represented by HHT,and which is calibrate its fidelity compared with the best existing methods,the wavelet analysis and Wigner-Ville distribution(WVD).
通过HHT可以得到冲击无线电信号的时频谱,并与传统的小波时频谱和Wigner-Ville分布进行了比较。
3) Wigner-Ville distribution
Wigner-Ville分布
1.
Time frequency-based independent component analysis for elimination of cross-terms in Wigner-Ville distribution;
基于时频独立分量分析的Wigner-Ville分布交叉项消除法
2.
Research on identifying method of the Wigner-Ville distribution to crossing item;
Wigner-Ville分布交叉项识别方法研究
3.
Suppressing crossterms of Wigner-Ville distribution based on empirical mode decomposition;
基于经验模式分解的Wigner-Ville分布交叉项抑制方法
4) PWVD
多项式Wigner-Vill分布
1.
The polynomial Wigner-Vill distribution(PWVD) can analyse very well the instantaneous character of the Nolinear Frequency-modulated signals(NLFM).
多项式Wigner-Vill分布(PWVD)能很好地对非线性调频信号进行分析。
5) Wigner-Ville Distribution(WVD)
Wigner-Ville分布(WVD)
6) pseudo-Wigner-ville distribution
伪Wigner-ville分布
1.
In the light of pseudo-Wigner-ville distribution and bispectrum estimation analysis, the feature chart of fault signals is established.
利用伪Wigner-ville分布和双谱估计可绘出滚动轴承故障信号的特征图谱。
补充资料：多项式乘多项式法则
Image:1173836820929048.jpg
多项式乘多项式法则
先用一个多项式的每一项乘以另一个多项式的每一项，再把所得的积相加。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。