Contrast enhancement and phase-sensitive boundary detection in ultrasonic speckle using Bessel spatial filters.
P. M. ShankarPublished in: IET Image Process. (2009)
Keyphrases
- contrast enhancement
- boundary detection
- spatial filters
- image enhancement
- gray level
- multiscale
- image segmentation
- histogram equalization
- low contrast
- color images
- scale space
- low pass
- visual quality
- detection algorithm
- transfer function
- filter bank
- image contrast enhancement
- tone mapping
- image contrast
- image processing
- human visual system
- edge detection
- wavelet transform
- low level
- single scale
- computer vision