Encrypted speech perceptual hashing authentication algorithm based on improved 2D-Henon encryption and harmonic product spectrum.
Yi-Bo HuangTengfei ChenQiu-yu ZhangYuan ZhangShaohui YanPublished in: Multim. Tools Appl. (2022)
Keyphrases
- computational complexity
- preprocessing
- improved algorithm
- learning algorithm
- detection algorithm
- expectation maximization
- worst case
- dynamic programming
- objective function
- probabilistic model
- np hard
- search space
- k means
- high dimensional
- data structure
- optimal solution
- hamming distance
- encryption algorithm
- order preserving
- encryption decryption
- chaotic sequence