Parameter estimation for superimposed chirp signals.
R. M. LiangK. S. ArunPublished in: ICASSP (1992)
Keyphrases
- parameter estimation
- fractional fourier transform
- instantaneous frequency
- maximum likelihood
- markov random field
- least squares
- fourier transform
- parameter estimation algorithm
- model selection
- signal processing
- statistical models
- log polar
- em algorithm
- frequency domain
- expectation maximization
- parameter values
- random fields
- approximate inference
- space variant
- frequency modulation
- model fitting
- posterior distribution
- maximum likelihood estimation
- parameters estimation
- synthetic aperture radar
- parameter estimates
- spatial domain
- clustering algorithm
- non stationary
- high dimensional
- image sequences