Patent 10183667 was granted and assigned to DEERE & COMPANY on January, 2019 by the United States Patent and Trademark Office.
A mobile machine includes a set of human presence sensors that comprise one or more optical sensors, one or more thermal sensors, and an additional sensor that senses a characteristic of a human. The contribution of the various sensor values generated by the sensors is determined based on environmental conditions. A human presence metric, indicative of human presence, is generated from the contributions of the various sensor signals.