)-Threshold Visual Secret Sharing Scheme with Perfect Reconstruction of Black Pixels.
Hiroki KogaEtsuyo UedaPublished in: Des. Codes Cryptogr. (2006)
Keyphrases
- secret sharing scheme
- perfect reconstruction
- filter bank
- black and white
- subband
- wavelet transform
- key management
- multiresolution
- input image
- lifting scheme
- digital images
- gray level
- lossless compression
- encryption scheme
- signal processing
- visual information
- ad hoc networks
- pixel values
- denoising
- computational complexity