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Wang et al., 2018 - Google Patents

Adaptive enhancement for non-uniform illumination images via pixel-wise histogram modification and color reconstruction

Wang et al., 2018

Document ID
4234187236800748834
Author
Wang Y
Huang Q
Hu J
Publication year
Publication venue
2018 IEEE 3rd International Conference on Signal and Image Processing (ICSIP)

External Links

Snippet

Non-uniform illumination images usually suffer from degenerated details and colors due to underexposure or overexposure problems. Traditionally, to improve local details, sophisticated mapping functions have been used to pull up dark intensities and pull down …
Continue reading at ieeexplore.ieee.org (other versions)

Classifications

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    • G06T5/00—Image enhancement or restoration, e.g. from bit-mapped to bit-mapped creating a similar image
    • G06T5/007—Dynamic range modification
    • G06T5/008—Local, e.g. shadow enhancement
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
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    • G06T5/40—Image enhancement or restoration, e.g. from bit-mapped to bit-mapped creating a similar image by the use of histogram techniques
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
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    • H04N1/4072—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on the contents of the original
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