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Focus and Blurriness Measure Using Reorganized DCT Coefficients for an Autofocus Application.
Zheng Zhang
Yu Liu
Zhihui Xiong
Jing Li
Maojun Zhang
Published in:
IEEE Trans. Circuits Syst. Video Technol. (2018)
Keyphrases
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dct coefficients
transform domain
discrete cosine transform
machine learning
jpeg images
image processing
multiscale
pattern recognition
motion estimation
digital images
jpeg compression