A PDE-Free Variational Method for Multi-Phase Image Segmentation Based on Multiscale Sparse Representations.
Julia A. DobrosotskayaWeihong GuoPublished in: J. Imaging (2017)
Keyphrases
- sparse representation
- image segmentation
- multiscale
- variational methods
- level set
- curve evolution
- optic flow
- partial differential equations
- image representation
- level set method
- active contours
- variational framework
- image processing
- shape prior
- image classification
- natural images
- energy minimization
- optical flow estimation
- energy functional
- scale space
- energy function
- face recognition
- signal processing
- dimensionality reduction
- anisotropic diffusion
- graph cuts
- segmentation method
- region growing
- high dimensional data
- edge detection
- active contour model
- deformable models
- coarse to fine
- approximate inference
- computer vision
- pairwise
- probabilistic model
- markov random field
- least squares
- low dimensional
- wavelet coefficients