Active Contour Model Based on Local Intensity Fitting Energy for Image Segmentation and Bias Estimation.
Xiaoying ShanXiaoliang GongAsoke K. NandiPublished in: IEEE Access (2018)
Keyphrases
- active contours
- region based active contours
- image segmentation
- level set method
- gradient flow
- shape prior
- level set
- energy minimization
- object boundaries
- active contour model
- force field
- energy functional
- energy function
- curve evolution
- multiscale
- model for image segmentation
- parameter estimation
- texture image segmentation
- gradient vector flow
- geodesic active contours
- region growing
- gvf snake
- chan vese model
- level set formulation
- image processing
- segmentation method
- global minimizers
- expectation maximization
- image segmentation methods
- computer vision
- markov random field
- variational formulation
- level set framework
- external force
- deformable models
- level set functions
- graph cuts
- segmentation algorithm
- geometric active contours
- level set evolution
- variational framework
- intensity inhomogeneity
- snake model
- narrow band
- medical imaging
- image gradient
- intensity values