A novel fast nonstationary noise tracking approach based on MMSE spectral power estimator.
Qiquan ZhangMingjiang WangYun LuLu ZhangMuhammad IdreesPublished in: Digit. Signal Process. (2019)
Keyphrases
- non stationary
- minimum mean squared error
- minimum mean square error
- biomedical signals
- signal to noise ratio
- noise variance
- adaptive algorithms
- least squares
- autoregressive
- noise level
- noise reduction
- blind source separation
- image noise
- fractional brownian motion
- cdma systems
- maximum likelihood
- particle filter
- estimation error
- noisy images
- noise model
- maximum a posteriori
- multiscale
- kalman filter
- linear minimum mean square error
- gaussian markov random fields
- discrete valued
- hyperspectral