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Quaternary Quantized Gaussian Modulation With Optimal Polarity Map Selection for JPEG Steganography.
Weixiang Li
Bin Li
Weiming Zhang
Shengli Zhang
Published in:
IEEE Trans. Inf. Forensics Secur. (2023)
Keyphrases
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jpeg images
quantization table
dct coefficients
step size
optimal solution
jpeg compression
image quality
maximum likelihood
image coding
maximum a posteriori
sentiment analysis
spatial domain
image compression
compression algorithm
compression ratio
image transmission