A noniterative maximum likelihood parameter estimator of superimposed chirp signals.
Supratim SahaSteven M. KayPublished in: ICASSP (2001)
Keyphrases
- maximum likelihood
- fractional fourier transform
- parameter estimates
- instantaneous frequency
- parameter estimation
- em algorithm
- maximum a posteriori
- likelihood function
- signal processing
- space variant
- log polar
- frequency domain
- fourier transform
- maximum likelihood estimator
- maximum likelihood estimates
- additive noise
- parameter values
- estimation algorithm
- hyperparameters
- expectation maximization
- gaussian distribution
- bayesian networks
- image processing
- multi component
- least squares
- image sequences