Data Hiding in Images with Adaptive Numbers of Least Significant Bits Based on the Human Visual System.
Wen-Nung LieLi-Chun ChangPublished in: ICIP (1) (1999)
Keyphrases
- human visual system
- data hiding
- secret data
- image quality
- image data
- human perception
- perceptual quality
- input image
- image features
- visual quality
- error correction
- image quality assessment
- cover image
- wavelet domain
- just noticeable difference
- error diffusion
- image retrieval
- spatial domain
- test images
- spread spectrum
- halftone images
- jpeg images
- reversible data hiding
- pixel values
- quality metrics
- peak signal to noise ratio
- image processing
- image classification
- secret image
- frequency domain
- natural images
- watermark embedding
- edge detection
- wavelet transform
- multiscale
- face recognition