Image contrast enhancement based on intensity expansion-compression.
Journal of Visual Communication and Image Representation(2017)
摘要
•Contrast enhancement for digital color image using a new approach.•Identified cause of information content loss in conventional histogram equalization.•Cause of generation of viewing artefacts identified.•Intensity range fully utilized to carry scene information by expansion-compression.•Preservation of features in the original image.
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关键词
Contrast enhancement,Information content,Expansion-compression
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