LSB based steganography with OCR: an intelligent amalgamation.
Agneet ChatterjeeSudipta Kumar GhosalRam SarkarPublished in: Multim. Tools Appl. (2020)
Keyphrases
- data hiding
- error correction
- data embedding
- least significant bit
- secret message
- optical character recognition
- information hiding
- hidden information
- spread spectrum
- digital images
- post processing
- character recognition
- recognition errors
- document images
- secret information
- cover image
- high capacity
- secret data
- jpeg images
- manifold learning
- printed documents
- reversible data hiding
- text recognition
- image authentication
- authentication scheme
- preprocessing
- spatial domain
- error concealment
- halftone images
- embedded image
- lossy compression
- grayscale images
- watermarking scheme