Time-frequency distributions based on Teager-Kaiser energy function.
Wei LinPrabhakar R. ChitrapuPublished in: ICASSP (1996)
Keyphrases
- energy function
- energy minimization
- graph cuts
- instantaneous frequency
- markov random field
- empirical mode decomposition
- shape model
- image intensity
- global minimum
- belief propagation
- active contours
- level set
- image segmentation
- probability distribution
- problems in computer vision
- energy functional
- regularization term
- segmentation method
- hopfield neural network
- random variables
- reconstruction process
- shape prior
- frequency domain
- mrf model
- maximum a posteriori
- wavelet transform
- neural network
- objective function
- multiresolution
- maximum likelihood
- em algorithm
- bayesian networks
- binary variables
- fir filters
- frequency modulation
- signal processing