A robust and imperceptible n-Ary based image steganography in DCT domain for secure communication.
Rajwinder KaurButta SinghPublished in: Multim. Tools Appl. (2024)
Keyphrases
- dct domain
- secure communication
- transform domain
- spatial domain
- compressed domain
- post processing
- dct coefficients
- discrete cosine transform
- smart card
- human visual system
- digital video
- watermarking technique
- secret sharing
- low frequency
- motion vectors
- image blocks
- frequency domain
- jpeg compression
- ad hoc networks
- security protocols
- motion estimation