A Format-compatible Searchable Encryption Scheme for JPEG Images Using Bag-of-words.
Zhihua XiaQiuju JiQi GuChengsheng YuanFengjun XiaoPublished in: ACM Trans. Multim. Comput. Commun. Appl. (2022)
Keyphrases
- bag of words
- jpeg images
- encryption scheme
- image classification
- visual words
- text classification
- action recognition
- image representation
- compression algorithm
- discrete cosine transform
- n gram
- secret key
- public key
- digital libraries
- data hiding
- jpeg compression
- multimedia
- data sharing
- databases
- metadata
- dct coefficients
- compressed domain
- lossless compression
- hash functions
- data structure
- information retrieval