Analysis of noise in time-frequency distributions

被引：19
作者：
Stankovic, L [1 ]
机构：
[1] Univ Montenegro, Elektrotehn Fak, YU-81000 Podgorica, Monetegro, Yugoslavia
来源：
IEEE SIGNAL PROCESSING LETTERS | 2002年 / 9卷 / 09期
关键词：
eigenvalues and eigenfunctions; noise; signal representations; spectral analysis; time-frequency analysis; Wigner distribution;
D O I：
10.1109/LSP.2002.803409
中图分类号：
TM [电工技术]; TN [电子技术、通信技术];
学科分类号：
0808 ; 0809 ;
摘要：
Exact expressions for the quadratic distributions' variance of signals corrupted with white stationary, white non-stationary, and colored stationary noise are derived. It has been,shown that the signal-dependent part of variance is closely related to the nonnoisy distribution values.
引用
收藏
页码：286 / 289
页数：4
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