Two-round quantum homomorphic encryption scheme based on matrix decomposition.
Tao ShangShuolin WangYazhuo JiangJianwei LiuPublished in: Quantum Inf. Process. (2023)
Keyphrases
- encryption scheme
- matrix decomposition
- low rank
- nonnegative matrix factorization
- standard model
- singular values
- singular value decomposition
- low rank matrix
- public key
- latent structure
- secret key
- ciphertext
- linear combination
- data sharing
- hash functions
- matrix factorization
- lossless compression
- missing data
- least squares
- information retrieval
- data representation
- convex optimization
- negative matrix factorization
- low rank approximation
- relational databases
- database systems
- image processing