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Inspecting lens collars for defects using discrete cosine transformation based on an image restoration scheme.
Ssu-Han Chen
Published in:
IET Image Process. (2016)
Keyphrases
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image restoration
restored image
markov random field
discrete cosine transformation
image processing
super resolution
image authentication
motion blur
spatial domain
gaussian noise
adaptive quantization
higher order
frequency domain
digital watermark
blurred images
light field