This paper presents a method of information hiding based on the digital-position information, bringing forward an augmented identity matrix and a definite arithmetic upon it.
描述了一种基于数字位置信息的信息隐藏方法，给出了一个单位增广矩阵，并在此基础上给出了具体算法。
This paper presents a method of information hiding based on the digital-position information, bringing forward an augmented identity matrix and a definite arithmetic upon it.
描述了一种基于数字位置信息的信息隐藏方法，给出了一个单位增广矩阵，并在此基础上给出了具体算法。
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