1. School of Geographic and Biologic Information, Nanjing University of Posts and Telecommunications, Nanjing, China
2. College of Computer Science and Technology, Nanjing Tech University, Nanjing, China
3. School of Biomedical Engineering, Health Science Center, National-Regional Key Technology Engineering Laboratory for Medical Ultrasound and the Guangdong Key Laboratory for Biomedical Measurements and Ultrasound Imaging, Shenzhen University, Shenzhen, China
4. Shanghai Institute for Advanced Communication and Data Science, School of Communication and Information Engineering, Key Laboratory of Specialty Fiber Optics and Optical Access Networks, Shanghai University, Shanghai, China
5. Centre for Smart Health, The Hong Kong Polytechnic University, Hong Kong, Hong Kong
6. Department of Bioengineering, Lehigh University, Bethlehem, PA, USA