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discrete Fourier transform (DFT)

Transform Coefficient Histogram-Based Image Enhancement Algorithms Using Contrast Entropy

August 21, 2015

S.S. Agaian, B. Silver, and K.A. Panetta, IEEE Trans Image Process, vol. 16, pp. 741-58, March 2007.

contrast measure, discrete cosine transform (DCT), discrete Fourier transform (DFT), human vision system (HVS), image enhancement, transform histogram