Operation of Dr. Spot. (a) Dr. Spot with the IR camera, three monochrome cameras, and iPad. (b) Patient screening detection with Dr. Spot. (c) Teleinterview with Dr. Spot. (d) Handheld controller for Dr. Spot with vital sign measurement results. (e) GUI for Dr. Spot showing the heart rate waveform, respiratory rate waveform, and estimated skin temperature.