Improving the Imperceptibility of Pixel Value Difference and LSB Substitution Based Steganography Using Modulo Encoding.
Ahmad Whafa Azka Al AzkiyaiAri Moesriami BarmawiBambang Ari WahyudiPublished in: SAI (3) (2021)
Keyphrases
- cover image
- pixel values
- data hiding
- embedding capacity
- secret data
- least significant bit
- spatial domain
- binary images
- image quality
- adjacent pixels
- secret message
- data embedding
- gray level
- information hiding
- stego image
- secret image
- spread spectrum
- discrete cosine transform
- error correction
- watermark embedding
- reversible data hiding
- high capacity
- frequency domain
- motion estimation
- image processing
- computer vision