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JPEG Grid Detection based on the Number of DCT Zeros and its Application to Automatic and Localized Forgery Detection.
Tina Nikoukhah
Jérémy Anger
Thibaud Ehret
Miguel Colom
Jean-Michel Morel
Rafael Grompone von Gioi
Published in:
CVPR Workshops (2019)
Keyphrases
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image compression
forgery detection
discrete cosine transform
computational complexity
dct coefficients
compressed images
multiresolution
wavelet transform