External forces for active contours using the undecimated wavelet transform.
Ahmed GawishPaul W. FieguthPublished in: ICIP (2015)
Keyphrases
- external forces
- active contours
- undecimated wavelet transform
- image denoising
- gradient vector flow
- wavelet transform
- filter bank
- level set
- object boundaries
- external force
- active contour model
- image segmentation
- denoising
- shape prior
- segmentation method
- level set method
- natural images
- force field
- energy functional
- energy function
- partial differential equations
- image processing
- noisy images
- multiscale
- object recognition
- computer vision
- wavelet coefficients
- high resolution