“…In addition, non-contact detection methods can effectively avoid cross-infection and have an automatic alarm function [3][4][5] , so its use is getting wider and wider. However, in recent years, the phenomenon of inaccurate infrared temperature testing has occurred from time to time [6][7][8][9] . In the past, the application research on the application of infrared temperature measurement technology in the application of heating screening mainly focused on the analysis of the traditional testing methods and application.…”