|
|
|
|
|
Ching-Nung Yang, Yung-Chien Chou, Tao-Ku Chang and Cheonshik Kim
Recently, image compression using adaptive block truncation coding based on edge quantization (ABTC-EQ) was proposed by Mathews and Nair. Their approach deals with an image for two types of blocks, edge blocks and non-edge blocks. Different from using th...
ver más
|
|
|
|
|
|
|
|
|
|
|
Cheonshik Kim, Dong-Kyoo Shin, Ching-Nung Yang and Lu Leng
The image-based data hiding method is a technology used to transmit confidential information secretly. Since images (e.g., grayscale images) usually have sufficient redundancy information, they are a very suitable medium for hiding data. Absolute Moment ...
ver más
|
|
|
|
|
|