An Overview of Pixel Value Differencing Based Data Hiding Techniques.
Akanksha SinghMukesh RawatAwdhesh Kumar ShuklaAmod KumarBalvinder SinghPublished in: IC3 (2018)
Keyphrases
- data hiding
- pixel values
- secret data
- cover image
- reversible data hiding
- error correction
- image quality
- spread spectrum
- data hiding scheme
- gray level
- spatial domain
- information hiding
- data embedding
- high capacity
- probability density function
- secret key
- jpeg images
- halftone images
- background subtraction
- visual quality
- maximum likelihood
- digital images
- wavelet transform