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"A Grayscale Image Steganography Based upon Discrete Cosine Transformation."
Chin-Chen Chang, Pei-Yu Lin, Jun-Chou Chuang (2010)
- Chin-Chen Chang, Pei-Yu Lin, Jun-Chou Chuang:
A Grayscale Image Steganography Based upon Discrete Cosine Transformation. J. Digit. Inf. Manag. 8(2): 88-94 (2010)

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