Alpha-Rooting Method of Gray-scale Image Enhancement in The Quaternion Frequency Domain.
Artyom M. GrigoryanSos S. AgaianPublished in: Image Processing: Algorithms and Systems (2017)
Keyphrases
- image enhancement
- frequency domain
- histogram equalization
- gray scale
- cross correlation
- fourier transform
- gamma correction
- edge detection
- color images
- gray scale images
- fourier analysis
- spatial domain
- fast fourier transform
- computational complexity
- image processing
- pattern recognition
- high frequency
- transfer function
- enhanced image
- high quality