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Detection of block DCT-based steganography in gray-scale images.
Constantine N. Manikopoulos
Yun-Qing Shi
Sui Song
Zheng Zhang
Zhicheng Ni
Dekun Zou
Published in:
IEEE Workshop on Multimedia Signal Processing (2002)
Keyphrases
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gray scale images
gray scale
binary images
color images
false alarms
detection method
automatic detection
natural color images
character segmentation
false positives
object detection
detection rate
dct coefficients
detection algorithm
image blocks
jpeg images
anomaly detection
discrete cosine transform