Pixel rearrangement based statistical restoration scheme reducing embedding noise.
Arijit SurVignesh RamanathanJayanta MukherjeePublished in: Multim. Tools Appl. (2014)
Keyphrases
- filtering method
- image restoration
- weighted averaging
- data embedding
- switching median filter
- noisy data
- noise removal
- input image
- pixel intensities
- noise reduction
- statistical analysis
- information hiding scheme
- image processing
- additive noise
- noise level
- vector space
- degraded images
- additive gaussian noise
- photon counting
- secret message
- reversible watermarking
- transformed image
- restoration algorithm
- restored image
- wiener filter
- information hiding
- watermarking algorithm
- median filter