On refinements to QMFD based chirp parameter estimation.
Balu SanthanamThalanayar S. SanthanamPublished in: Signal Process. (2023)
Keyphrases
- parameter estimation
- fourier transform
- maximum likelihood
- fractional fourier transform
- least squares
- frequency domain
- model selection
- space variant
- statistical models
- markov random field
- em algorithm
- parameter estimation algorithm
- parameter values
- random fields
- approximate inference
- estimation problems
- parameters estimation
- maximum likelihood estimation
- expectation maximization
- model fitting
- structure learning
- gibbs sampling
- posterior distribution
- spatial domain
- feature selection
- parameter estimates
- instantaneous frequency