{ "item_title" : "Color Image Watermarking", "item_author" : [" Qingtang Su", "Tsinghua University Press "], "item_description" : "This book presents watermarking algorithms derived from signal processing methods such as wavelet transform, matrix decomposition and cosine transform to address the limitations of current technologies. For each algorithm, mathematical foundations are explained with analysis conducted to evaluate performances on robotness and efficiency. Combining theories and practice, it is suitable for information security researchers and industrial engineers. ", "item_img_path" : "https://covers1.booksamillion.com/covers/bam/3/11/048/757/3110487578_b.jpg", "price_data" : { "retail_price" : "160.99", "online_price" : "160.99", "our_price" : "160.99", "club_price" : "160.99", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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