QDCT Encoding-Based Retrieval for Encrypted JPEG Images
Qiuju Ji, Peipeng Yu, Zhihua Xia · Journal on big data · 2020
Aprivacy-preserving search model for JPEG images is proposed in paper, which uses the bag-of-encrypted-words based on QDCT (Quaternion Discrete Cosine Transform) encoding. The JPEG image is obtained by a series of steps s... | Find, read and cite all the research you need on Tech Science Press