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
相关论文
共 50 条
  • [31] Power Quality Analysis Using Bilinear Time-Frequency Distributions
    Abdullah, Abdul Rahim
    Sha'ameri, Ahmad Zuri
    EURASIP JOURNAL ON ADVANCES IN SIGNAL PROCESSING, 2010,
  • [32] KERNEL DECOMPOSITION OF TIME-FREQUENCY DISTRIBUTIONS
    CUNNINGHAM, GS
    WILLIAMS, WJ
    IEEE TRANSACTIONS ON SIGNAL PROCESSING, 1994, 42 (06) : 1425 - 1442
  • [33] WAVELET TRANSFORM AND TIME-FREQUENCY DISTRIBUTIONS
    POSCH, TE
    ADVANCED ALGORITHMS AND ARCHITECTURES FOR SIGNAL PROCESSING IV, 1989, 1152 : 477 - 482
  • [34] Spatial averaging of time-frequency distributions
    Zhang, YM
    Amin, MG
    ICASSP '99: 1999 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, PROCEEDINGS VOLS I-VI, 1999, : 1337 - 1340
  • [35] Divergence measures for time-frequency distributions
    Aviyente, S
    SEVENTH INTERNATIONAL SYMPOSIUM ON SIGNAL PROCESSING AND ITS APPLICATIONS, VOL 1, PROCEEDINGS, 2003, : 121 - 124
  • [36] Geometry of affine time-frequency distributions
    Ecl. Normale Sup. de Lyon, Laboratoire de Physique, URA 1325 CNRS, 46 allée d'Italie, 69364 Lyon Cedex 07, France
    Appl Comput Harmonic Anal, 1 (10-39):
  • [37] POSITIVE TIME-FREQUENCY DISTRIBUTIONS - A NOTE
    JANSSEN, AJEM
    IEEE TRANSACTIONS ON ACOUSTICS SPEECH AND SIGNAL PROCESSING, 1987, 35 (05): : 701 - 703
  • [38] Time-frequency distributions with complex argument
    Stankovic, L
    IEEE TRANSACTIONS ON SIGNAL PROCESSING, 2002, 50 (03) : 475 - 486
  • [39] Cross hilbert time-frequency distributions
    Williams, WJ
    ADVANCED SIGNAL PROCESSING ALGORITHMS, ARCHITECTURES, AND IMPLEMENTATIONS VIII, 1998, 3461 : 120 - 129
  • [40] RADON TRANSFORMATION OF TIME-FREQUENCY DISTRIBUTIONS FOR ANALYSIS OF MULTICOMPONENT SIGNALS
    WOOD, JC
    BARRY, DT
    IEEE TRANSACTIONS ON SIGNAL PROCESSING, 1994, 42 (11) : 3166 - 3177
12345