An improved hybrid gradient variation level set method for image segmentation and bias correction.
Junfeng CaoXiaojun WuHefeng YinPublished in: Int. J. Comput. Math. (2016)
Keyphrases
- method for image segmentation
- level set
- bias correction
- intensity inhomogeneity
- piecewise constant
- active contours
- image segmentation
- intensity information
- level set method
- curve evolution
- energy function
- level set formulation
- mr images
- shape prior
- variational framework
- image intensity
- evolution process
- partial differential equations
- variational methods
- energy functional
- signed distance function
- geodesic active contours
- edge detection
- piecewise smooth
- narrow band
- image processing
- level set functions
- euclidean distance
- segmentation result
- magnetic resonance