Implementation of Image Steganographic System Using Wavelet Zerotree.
Yuk Ying ChungYong SunPengHao WangXiaoMing ChenChangseok BaePublished in: KES (1) (2005)
Keyphrases
- wavelet decomposition
- input image
- multiscale
- image retrieval
- image data
- image features
- image content
- wavelet compression
- transformed image
- wavelet transform
- multiresolution
- image segmentation
- edge detection
- laplacian pyramid
- wavelet function
- denoising
- wavelet coefficients
- test images
- image compression
- image quality
- image coding
- digital images
- pixel values
- wavelet packet
- image blocks