Keyword Semantic Extended Top-k Ciphertext Retrieval Scheme Over Hybrid Government Cloud Environment.
Li YongHefei LiuShen XiujuanYuan BinKun WangPublished in: IEEE Access (2021)
Keyphrases
- retrieval scheme
- ciphertext
- standard model
- content based image
- image database
- retrieval method
- similarity measurement
- efficient retrieval
- encryption scheme
- keywords
- image retrieval
- query processing
- semantic similarity
- semantic information
- object retrieval
- multiscale
- public key
- database
- image classification
- relational databases
- feature extraction
- database systems
- image processing