TIME-VARYING SPECTRUM ESTIMATION OF UNIFORMLY MODULATED PROCESSES BY MEANS OF SURROGATE DATA AND EMPIRICAL MODE DECOMPOSITION

被引：2

作者：

Moghtaderi, Azadeh ^{[1
]}

Flandrin, Patrick ^{[1
]}

Borgnat, Pierre ^{[1
]}

机构：

[1] Ecole Normale Super Lyon, Phys Lab, F-69364 Lyon 07, France

来源：

2010 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING | 2010年

关键词：

Bandlimited signals; spectral analysis; stochastic processes; time-frequency analysis; SERIES;

D O I：

10.1109/ICASSP.2010.5495890

中图分类号：

O42 [声学];

学科分类号：

070206 ; 082403 ;

摘要：

We propose a new estimate of the time-varying spectra of uniformly modulated processes. The estimate is based on a resampling scheme which incorporates empirical mode decompositions and surrogate data techniques. The performance of the method is studied via simulations.

引用

页码：3678 / 3681

页数：4

共 12 条

[1]

Dargahi-Noubary G. R., 1981, Journal of Time Series Analysis, V2, P71, DOI 10.1111/j.1467-9892.1981.tb00313.x

[2] Empirical mode decomposition as a filter bank [J].

Flandrin, P ;

Rilling, G ;

Gonçalvés, P .

IEEE SIGNAL PROCESSING LETTERS, 2004, 11 (02) :112-114

[3]

Fujita T., 1978, C ENG DESIGN EARTHQU, V12, P139

[4]

HERBST LJ, 1963, J ROY STAT SOC B, V25, P442

[5] The empirical mode decomposition and the Hilbert spectrum for nonlinear and non-stationary time series analysis [J].

Huang, NE ;

Shen, Z ;

Long, SR ;

Wu, MLC ;

Shih, HH ;

Zheng, QN ;

Yen, NC ;

Tung, CC ;

Liu, HH .

PROCEEDINGS OF THE ROYAL SOCIETY A-MATHEMATICAL PHYSICAL AND ENGINEERING SCIENCES, 1998, 454 (1971) :903-995

[6]

MELARD G, 1989, J TIME SER ANAL, V10, P41

[7]

Moghtaderi A., 2009, P IEEE STAT SIGN PRO, P765

[8]

Moghtaderi A., 2009, THESIS QUEENS U

[9]

Rilling G., 2003, IEEE EURASIP WORKSH

[10] TESTING FOR NONLINEARITY IN TIME-SERIES - THE METHOD OF SURROGATE DATA [J].

THEILER, J ;

EUBANK, S ;

LONGTIN, A ;

GALDRIKIAN, B ;

FARMER, JD .

PHYSICA D, 1992, 58 (1-4) :77-94

← 1 2 →