JPEG steganography-02

JPEG steganography: a performance evaluation of quantization tables

FREE-DOWNLOAD A Almohammad, G Ghinea… – … Conference on Advanced …, 2009
The two most important aspects of any image- based steganographic system are the imperceptibility
and the capacity of the stego image. This paper evaluates the performance and efficiency of
using optimized quantization tables instead of default JPEG tables within JPEG