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Global sparse gradient guided variational Retinex model for image enhancement.
Rui Zhang
Xiangchu Feng
Lixia Yang
Lihong Chang
Chen Xu
Published in:
Signal Process. Image Commun. (2017)
Keyphrases
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image enhancement
image processing
image analysis
transfer function
multiscale
high resolution
image data
edge detection
edge detector
image processing and analysis
color image enhancement