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Adaptive sigmoid function bihistogram equalization for image contrast enhancement.
Edgar F. Arriaga-Garcia
Raúl Enrique Sánchez-Yáñez
José Ruiz-Pinales
Ma. de Guadalupe García-Hernández
Published in:
J. Electronic Imaging (2015)
Keyphrases
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image contrast enhancement
sigmoid function
contrast enhancement
image enhancement
gray level
histogram equalization
imprecise data
gray scale
computer vision
pattern recognition