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MULTILEVEL REVERSIBLE DATA HIDING USING MODIFICATION OF PREDICTION ERRORS

机译:利用预测误差修正隐藏多级可逆数据

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摘要

Histogram shifting is a popular reversible data hiding technique where image distortion is low. However, it is limited by smaller hiding capacity. In this paper, a high payload scheme is proposed for a histogram shifting reversible data hiding which is based on multilevel modification of prediction errors. For any 8-bit grayscale image, only a small amount of side information had to be recorded for each embedding level. The side information is the key for retrieving the hidden data and restoring the original image. Experimental results showed that the proposed method outperformed other reversible hiding methods in terms of embedding capacity and imperceptibility.
机译:直方图移位是一种流行的可逆数据隐藏技术,其中图像失真低。但是,它受到较小的隐藏能力的限制。本文提出了一种基于预测误差多级修改的直方图可逆数据隐藏高有效载荷方案。对于任何8位灰度图像,每个嵌入级别只需要记录少量的辅助信息。辅助信息是检索隐藏数据和还原原始图像的关键。实验结果表明,该方法在嵌入能力和隐蔽性方面均优于其他可逆的隐藏方法。

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    Department of Multimedia and Game Science Yu Da University No. 168, Hsueh-fu Road, Tanwen Village, Chaochiao Township, Miaoli 361, Taiwan;

    Department of Information Management Yu Da University No. 168, Hsueh-fu Road, Tanwen Village, Chaochiao Township, Miaoli 361, Taiwan;

    Department of Computer Science and Information Engineering National Taichung Institute of Technology No. 129, Sanmin Road, Sec. 3, Taichung 404, Taiwan;

    Department of Computer Science and Information Engineering National Taichung Institute of Technology No. 129, Sanmin Road, Sec. 3, Taichung 404, Taiwan;

    Department of Computer Science and Engineering National Chung-Hsing University No. 250, Guo Kuang Road, Taichung 402, Taiwan;

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  • 正文语种 eng
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  • 关键词

    reversible data hiding; histogram-shifting; multilevel data hiding; error modification;

    机译:可逆数据隐藏;直方图移位多级数据隐藏错误修改;

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