Ship Segmentation in SAR Images by Improved Nonlocal Active Contour Model.
Xiaoqiang ZhangBoli XiongGanggang DongGangyao KuangPublished in: Sensors (2018)
Keyphrases
- active contour model
- sar images
- segmentation method
- sar image segmentation
- synthetic aperture radar
- shape prior
- boundary extraction
- region growing
- active contours
- gradient vector flow
- snake model
- texture segmentation
- level set
- image segmentation
- energy functional
- variational framework
- sar data
- multiscale
- wavelet domain
- edge detector
- energy minimization
- segmentation algorithm
- speckle noise
- unsupervised segmentation
- oil spill
- graph cuts
- energy function
- edge detection
- deformable models
- medical images
- object boundaries
- edge preserving
- image analysis
- multiresolution
- computer vision
- image reconstruction