Aiming at a specific binary images-PDF417 2d Barcode, a new information hiding method based on boundary shift was brought up.
针对一类特定的二值图形- pdf417二维图形码，提出了基于边界移位的隐藏信息嵌入算法。
This paper implies 2d-shuffling to high capacity information hiding.
本文将二维置乱应用于大容量信息隐藏。
Methods that 2D-bar code uses in information hiding technology are given and translating information by PDF417 code is realized to make communication information more security.
介绍了二维条码符号表示及纠错码生成，给出二维条码用于信息隐藏技术的方法和途径，实现了用PDF417码传送信息，使通信信息更安全。
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