1. Biomedical Photonics and Molecular Imaging Laboratory, School of Life Science and Technology, Xidian University, and Xi’an Key Laboratory of Intelligent Sensing and Regulation of Trans-Scale Life Information, Xi’an, Shaanxi 710126, China.
2. Engineering Research Center of Molecular and Neuro Imaging, Ministry of Education, Xi’an, Shaanxi 710126, China.
3. School of Computer Science and Engineering, Xi’an University of Technology, Xi’an, Shaanxi 710048, China.
4. International Joint Research Center for Advanced Medical Imaging and Intelligent Diagnosis and Treatment, School of Life Science and Technology, Xidian University, Xi’an, Shaanxi 710126, China.
5. Innovation Center for Advanced Medical Imaging and Intelligent Medicine, Guangzhou Institute of Technology, Xidian University, Guangzhou, Guangdong 51055, China.