Lu Chen, Feng Xiang, Zhixin Sun, Vol. 15, No. 4, April 30, 2021
10.3837/tiis.2021.04.014

• Cloud Storage
• clustering
• Image Deduplication
• Perceptual Hash
• feature extraction

Xiaomei Xing, Yuesheng Zhu, Zhiwei Mo, Ziqiang Sun, Zhen Liu, Vol. 9, No. 12, December 30, 2015
10.3837/tiis.2015.12.017

• Perceptual hashing
• color images
• pure quaternion
• full quaternion
• Quaternion Discrete Cosine Transform