一个用DCT的数字水印毕业论文。本文重点研究了基于DCT的低频水印算法、基于DCT的中频水印算法和基于DCT的自适应视频水印方案。-DCT with a digital watermark dissertation. This paper focuses on the low-frequency DCT-based watermarking algorithm, IF DCT-based watermarking algorithms and DCT-based Adaptive Video W

It is the paper related to image fusion in DCT. using various algorithm

this paper is about the image watermarking using DWT+DCT+CDMA. it provides a good PSNR value then each technique seprately

In this paper we present the usefulness of the algorithm DCT (Discrete cosine Transform) blocks applied level image compression JPEG (Joint Photographic Experts Goup). It has been shown that this algorithm is the most efficient in the case of compres