中国最大的综合性文献数据库 -维普资讯 关键词: 脆弱水印 DWT 嵌入水印 HVS 篡改检测[gap=919]Key words: fragile watermark ; DWT ; embed the watermark ; HVS ; tamper detection
基于6个网页-相关网页
Use the insert algorithm, embed the watermark message into the , get the new coefficient ;
调用水印嵌入算法，将水印嵌入到变换系数里，得到新的系数；
Triplets of wavelet coefficients are defined, then selected and classified into two classes to embed and extract the watermark according to the relationship of their three wavelet coefficients.
定义了三重小波系数集，根据其元素间相互关系选择系数集并将其分成两类从而嵌入和提取水印。
The robust performance of the embed watermark is enhanced by the information enlarged technique.
采用信息放大技术，加强水印的嵌入强度。
应用推荐