You don't even need a database of pulmonary patterns. The human baseline and deviations from it is plenty strong enough for crude emotion state detection. See

You don't even need a database of pulmonary patterns. The human baseline and deviations from it is plenty strong enough for crude emotion state detection. See also https://news.mit.edu/2016/detecting-emotions-with-wireless-signals-0920 https://news.mit.edu/2016/detecting-emotions-with-wireless-s... (using wifi to detect heartbeat) , https://web.stanford.edu/class/cs231a/prev_projects_2016/finalReport.pdf https://web.stanford.edu/class/cs231a/prev_projects_2016/fin... (various video-based methods) , https://people.csail.mit.edu/mrub/evm/ https://people.csail.mit.edu/mrub/evm/ (and see the video), and a lot of other things. The paranoid in me wonders if this isn't released because it's irrelevant now, since even in the civilian world with civilian technology the "laser" would seem to be nearly superfluous.