DCT-based image watermarking using subsampling 论文
2003IEEE Transactions on Multimedia引用 304
Advanced Steganography and Watermarking TechniquesAdvanced Data Compression TechniquesDigital Media Forensic Detection
摘要
A DCT-based image watermarking algorithm is described, where the original image is not required for watermark recovery, and is achieved by inserting the watermark in subimages obtained through subsampling.