2 papers
cs.CR2020
Detection of Information Hiding at Anti-Copying 2D Barcodes
Ning Xie, Ji Hu, Junjie Chen +2
This paper concerns the problem of detecting the use of information hiding at anti-copying 2D barcodes. Prior hidden information detection schemes are either heuristicbased or Mach…
cs.CR2020
Low-Cost Anti-Copying 2D Barcode by Exploiting Channel Noise Characteristics
Ning Xie, Qiqi Zhang, Ji Hu +2
In this paper, for overcoming the drawbacks of the prior approaches, such as low generality, high cost, and high overhead, we propose a Low-Cost Anti-Copying (LCAC) 2D barcode by e…