中国最大的综合性文献数据库 -维普资讯 关键词: 矢量地图 无损数据隐藏 差值扩大 信息载荷[gap=1393]Key words: vector map, lossless data hiding, difference expansion, payload
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high capacity lossless data hiding 大容量数据图像隐藏
Therefore, a lossless data hiding scheme of histogram pair was proposed based on multi-gray image authenticity certification.
针对此不足，提出一种基于多灰度图像真实性认证的直方图对无损数据隐藏新方法。
A novel lossless data-hiding scheme is presented by which the original image can be restored without error after extraction of an embedded message.
提出一种无损信息隐藏方法，接收端不但可以提取额外嵌入的秘密信息，而且可以无损恢复原始图像。
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