A new wavelet-based measure of image focus

DOI10.1016/S0167-8655(02)00152-6zbMath1007.68918OpenAlexW2159749540MaRDI QIDQ4792184

Jan Flusser, Stanislava Šimberová, Jaroslav Kautsky, Barbara Zitová

Publication date: 11 February 2003

Published in: Pattern Recognition Letters (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/s0167-8655(02)00152-6

zbMATH Keywords

wavelet transformastronomical imagingfocus measureimage blurring

Mathematics Subject Classification ID

Pattern recognition, speech recognition (68T10) Computing methodologies and applications (68U99)

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Pixel-wise parallel calculation for depth from focus with adaptive focus measure ⋮ Measure of image sharpness using eigenvalues ⋮ A derivative-based fast autofocus method in electron microscopy ⋮ A new auto-focus measure based on medium frequency discrete cosine transform filtering and discrete cosine transform ⋮ 3D shape recovery by aggregating 3D wavelet transform-based image focus volumes through 3D weighted least squares ⋮ DAUBECHIES COMPLEX WAVELET TRANSFORM BASED MULTILEVEL SHRINKAGE FOR DEBLURRING OF MEDICAL IMAGES IN PRESENCE OF NOISE

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