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Alpha-rooting method of color image enhancement by discrete quaternion Fourier transform.
Artyom M. Grigoryan
Sos S. Agaian
Published in:
Image Processing: Algorithms and Systems (2014)
Keyphrases
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fourier transform
color image enhancement
discrete fourier transform
fourier domain
fourier analysis
image enhancement
frequency domain
edge detection
signal processing
polar coordinates
input image
correlation function