Preserving brightness in histogram equalization based contrast enhancement techniques
Histogram equalization (HE) has been a simple yet effective image enhancement technique. However, it tends to change the brightness of an image significantly, causing annoying artifacts and unnatural contrast enhancement. Brightness preserving bi-histogram equalization (BBHE) and dualistic sub-image...
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フォーマット: | 論文 |
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Elsevier Inc.
2023
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