Recursive autoregressive spectral estimation by minimization of the free energy.
Joseph M. PimbleyPublished in: IEEE Trans. Signal Process. (1992)
Keyphrases
- autoregressive
- free energy
- spectral estimation
- synthetic aperture radar
- sar images
- minimum variance
- sar imagery
- linear prediction
- non stationary
- belief propagation
- power spectrum
- upper bound
- fixed point
- random fields
- signal processing
- posterior distribution
- objective function
- approximate inference
- markov random field
- graphical models
- computer vision
- wavelet domain
- frequency domain
- natural images