Keyphrases
- segmentation method
- low contrast
- watershed transform
- blood vessels
- high contrast
- image segmentation
- background noise
- prior shape knowledge
- segmentation algorithm
- active contours
- gray value
- region growing
- image gradient
- segmentation result
- fully automatic
- object segmentation
- active contour model
- image segmentation methods
- energy function
- watershed segmentation
- superpixels
- contrast enhancement
- shape prior
- segmentation scheme
- segmented images
- gray level
- intensity information
- x ray
- automated segmentation
- medical images
- accurate segmentation
- image enhancement
- image data
- high resolution
- high frequency
- ct images
- imaging modalities
- image processing
- level set
- edge detection