Efficient outsourced extraction of histogram features over encrypted images in cloud

• 作 者: Yanli REN Xinpeng ZHANG Dawu GU Guorui FENG
• 机 构: School of Communication and Information Engineering, Shanghai University, Shanghai 200444, China;Dep
• 出 处: 中国科学：信息科学（英文版）
• 发表日期: 2021年3期

Dear editor,rnJPEG steganalysis mainly includes feature extraction and classification [1, 2], and thus the quality of the extracted features has an important influence on the detection performance of classifiers.With the development of JPEG steganalysis, the dimension of extracted features is greatly increased for improving the detecting performance [3].