A Constrained Optimization Approach for Image Gradient Enhancement.
Lidong HuangWei ZhaoBesma R. AbidiMongi A. AbidiPublished in: IEEE Trans. Circuits Syst. Video Technol. (2018)
Keyphrases
- constrained optimization
- image gradient
- object boundaries
- low contrast
- constrained optimization problems
- optical flow
- objective function
- input image
- unconstrained optimization
- image enhancement
- image structure
- penalty function
- image regions
- image processing
- energy functional
- curvilinear structures
- lagrange multipliers
- penalty functions
- blood vessels
- shape model
- multiscale
- three dimensional