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Recapture detection technique based on edge-types by analysing high-frequency components in digital images acquired through LCD screens.
Areesha Anjum
Saiful Islam
Published in:
Multim. Tools Appl. (2020)
Keyphrases
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digital images
high frequency components
high frequency
spatial domain
low frequency
image enlargement
detection method
frequency domain
edge detection
random noise
detection algorithm
image quality
noisy images
transform domain
blocking artifacts
multiscale
computer vision
wavelet transform
high resolution