A steganographic approach based on the chaotic fractional map and in the DCT domain.
Anier Soria-LorenteE. Pérez-MichelErnesto Avila-DomenechPublished in: CoRR (2019)
Keyphrases
- dct domain
- spatial domain
- post processing
- transform domain
- dct coefficients
- human visual system
- digital video
- compressed domain
- discrete cosine transform
- low pass filtering
- compressed images
- quantization step
- image resizing
- low frequency
- wavelet domain
- image blocks
- jpeg images
- multiscale
- reference frame
- video analysis
- frequency domain
- bitstream
- visual information
- high frequency
- image quality
- preprocessing
- high quality
- video transcoding