Fast Two-Step Segmentation of Natural Color Scenes Using Hierarchical Region-Growing and a Color-Gradient Network.
Aldo von WangenheimRafael F. BertoldiDaniel D. AbdalaMichael M. RichterLutz PrieseFrank SchmittPublished in: J. Braz. Comput. Soc. (2008)
Keyphrases
- region growing
- color image segmentation
- homogeneous regions
- edge detection
- segmentation method
- image segmentation
- color images
- segmentation algorithm
- brain mri
- region merging
- edge information
- vessel segmentation
- seeded region growing
- color features
- gradient information
- color space
- dominant color
- region competition
- outdoor scenes
- segmentation result
- color information
- image regions
- watershed transform
- boundary estimation
- segmented images
- initial segmentation
- energy functional
- fuzzy connectedness
- active contour model
- automatic segmentation
- seed selection