Zhicheng Dai

5 Patents

• US124783182025

  Non-contact Fatigue Detection Method and System

  CENTRAL CHINA NORMAL UNIVERSITY

  0 cites
• US123107182025

  Millimeter-wave (mmwave) Radar-based Non-contact Identity Recognition Method and System

  CENTRAL CHINA NORMAL UNIVERSITY

  0 cites
• US122546922025

  Construction Method and System of Descriptive Model of Classroom Teaching Behavior Events

  CENTRAL CHINA NORMAL UNIVERSITY

  0 cites
• US120360212024

  Non-contact Fatigue Detection System and Method Based on RPPG

  CENTRAL CHINA NORMAL UNIVERSITY

  0 cites
• US119671752024

  Facial Expression Recognition Method and System Combined with Attention Mechanism

  CENTRAL CHINA NORMAL UNIVERSITY

  0 cites