Compressive Parameter Estimation for Sparse Translation-Invariant Signals Using Polar Interpolation.
Karsten Fyhn NielsenMarco F. DuarteSøren Holdt JensenPublished in: IEEE Trans. Signal Process. (2015)
Keyphrases
- parameter estimation
- translation invariant
- compressive sensing
- signal processing
- object identification
- wavelet transform
- mathematical morphology
- denoising
- markov random field
- maximum likelihood
- sparse representation
- model selection
- least squares
- multiscale
- em algorithm
- expectation maximization
- parameter estimation algorithm
- shift invariant
- rotation invariant
- morphological operators
- wavelet packet
- image representation
- image processing
- frequency domain
- feature space
- sparse coding
- morphological filters
- high dimensional
- texture features
- structuring elements
- machine learning
- image registration
- image segmentation
- object recognition
- wavelet domain
- binary images
- gray scale
- multiresolution