摘 要: 提出了一种基于医学图像中感兴趣区域(ROI)的盲检测水印算法, 将包含重要病理信息的灰度图像作为数字水印, 经置乱后在混沌序列的控制下嵌入到宿主小波域非感兴趣区域中。实验结果表明, 该算法在保护医学 ROI 的同时提高了水印抗 JPEG 压缩的鲁棒性, 并对篡改、 几何剪切、 滤波等均具有良好的鲁棒性和透明性, 而且混沌序列增强了系统的安全性。-Abstract: This paper presents a region of interest based on medical ima

Matlab code for image compression using haar wavelet transforms

blind image data using RDWT SVD algorithm.watermarking using a wavelet algorithm and a compression (SVD) algorithm-blind image data using RDWT SVD algorithm.watermarking using a wavelet algorithm and a compression (SVD) algorithm....

小波变换及编码在图像图形处理中有着重要的应用，本压缩包属于小波编码及其演示的matlab库函数，希望对大家的学习有帮助。-Wavelet transform and image coding has important applications in graphics processing, the wavelet encoding and compression packages are demo matlab library function, we hope to help learnin