GitHub - edward0im/TI-Nspire-CX-CAS-Euler-RotMat-Quaternion: Convert from Euler ZYX (RPY) to Rotation Matrix and Quaternion Using TI-Nspire-CX-CAS Calculator
Euler angle, DCM, Quaternion, and Euler Vector Conversion/Teaching GUI - File Exchange - MATLAB Central
![Medical image fusion based on quaternion wavelet transform - Zhang Zhancheng, Luo Xiaoqing, Xiong Mengyu, Wang Zhiwen, Li Kai, 2020 Medical image fusion based on quaternion wavelet transform - Zhang Zhancheng, Luo Xiaoqing, Xiong Mengyu, Wang Zhiwen, Li Kai, 2020](https://journals.sagepub.com/cms/10.1177/1748302620931297/asset/images/large/10.1177_1748302620931297-fig4.jpeg)