A Markerless 2D Video, Facial Feature Recognition–Based, Artificial Intelligence Model to Assist With Screening for Parkinson Disease: Development and Usability Study

Xinyao Hou   ^{1 *} , BA ;   Yu Zhang   ^{2 *} , MD, PhD ;   Yanping Wang   ^{3 *} , MD, PhD ;   Xinyi Wang   ^{4 *} , MA ;   Jiahao Zhao   ² , MA ;   Xiaobo Zhu   ² , BA ;   Jianbo Su   ¹ , PhD

¹ Department of Automation, Shanghai Jiao Tong University, Shanghai, China

² Department of Neurology, Xinhua Hospital Affiliated to Shanghai Jiao Tong University School of Medicine, Shanghai, China

³ Department of Neurology, Second Affiliated Hospital of Jiaxing City, Jiaxing, China

⁴ Department of Neurology, Shanghai East Hospital, School of Medicine, Tongji University, Shanghai, China

*these authors contributed equally