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    A RST Resistant Logo Embedding Technique Using Block DCT and Image Normalization
    Choi Yoon-Hee, Choi Tae-Sun, Vol. 15, No. 5, pp. 93-104, Oct. 2005
    10.13089/JKIISC.2005.15.5.93
    Keywords: Robust watermarking, black DCT, Image, normalization