2 search results - page 1 / 1 » A Fragile Associative Watermarking on 2D Barcode for Data Au... |
IJNSEC
2008
13 years 4 months ago
2008
Two-dimensional (2D) barcode has improved the information encoded capacity, and it also has enriched the applications of barcode technique. Recently, there are researches dealing ...
ICMCS
2006
IEEE
13 years 11 months ago
2006
IEEE
The distribution of the wavelet coefficients in 2-D discrete wavelet transform (DWT) subspaces can be well described by a Gaussian mixture statistical model. In this paper, a secr...