Estimation of time-varying autocorrelation and its application to time-frequency analysis of nonstationary signals.
Zening FuZhiguo ZhangShing-Chow ChanPublished in: ISCAS (2013)
Keyphrases
- non stationary
- biomedical signals
- empirical mode decomposition
- instantaneous frequency
- blind source separation
- white noise
- fractional brownian motion
- fourier analysis
- adaptive algorithms
- gaussian markov random fields
- random fields
- parameter estimation
- signal processing
- autoregressive
- higher order
- speech signal
- multi component
- correlation function
- scale space