1. Paul C. Lauterbur Research Center for Biomedical ImagingInstitute of Biomedical and Health EngineeringShenzhen Institutes of Advanced TechnologyChinese Academy of Sciences 1068 Xueyuan Avenue Shenzhen 518055 China
2. CAS Key Laboratory of Health InformaticsShenzhen Institutes of Advanced TechnologyChinese Academy of Sciences 1068 Xueyuan Avenue Shenzhen 518055 China
3. Sino‐Dutch Biomedical and Information Engineering SchoolNortheastern University 195 Innovation road Shenyang 110169 China
4. Faculty of Engineering and ArchitectureGhent University Jozef Plateaustraat 22 9000 Ghent Belgium
5. Key Laboratory of E&MMinistry of Education & Zhejiang ProvinceZhejiang University of Technology 18 Chaowang Road Hangzhou 310014 China
6. Department of PhysicsUniversity of Vermont Burlington VT 05405 USA