Open AccessQDCT Encoding-Based Retrieval for Encrypted JPEG Images
Author(s) -
Qiuju Ji,
Peipeng Yu,
Zhihua Xia
Publication year - 2020
Publication title -
journal on big data
Language(s) - Uncategorized
Resource type - Journals
eISSN - 2579-0056
pISSN - 2579-0048
DOI - 10.32604/jbd.2020.01004
Subject(s) - jpeg , discrete cosine transform , encryption , encoding (memory) , computer science , artificial intelligence , computer vision , quaternion , transform coding , image (mathematics) , computer graphics (images) , mathematics , computer security , geometry