Dr. Yu An, associate professor of Beihang University, Ph.D. graduated from Beijing Jiaotong University in 2017, and did a postdoctoral fellow at Institute of Automation, Chinese Academy of Sciences from 2017 to 2020. In the past five years, Dr. An have been engaged in the research of molecular imaging, artificial intelligence and medical image processing. The representative results are mainly aimed at improving the accuracy of optical molecular imaging and magnetic particle imaging for in vivo visualization of tumor morphology, and the research work includes imaging equipment, imaging methods and clinical applications.