Describes both technological sensors and humanoid senses.

(qepHom 2017 p.13):  jem ... means "sense, feel, perceive, detect" and can be used in the way you describe, but also for a machine that detects something (like a smoke detector).

qep'a' 25: "be numb" for emotions, use jemHa' or jemlaHbe'

  yInbogh Dep jemlaHbe' Hoqra'
  It's not registering as a lifeform. (DSC "Si Vis Pacem Para Bellum")

SEE ALSO:

Hot             touch,  feel (v)
largh           smell,  sense odors (v)
mum             taste,  sense flavors (v)
DuQ             touch (emotionally) (v)
nong            be passionate (v)
Hotlh           scan (v)

HotlhwI'        scanner (n)
noch            sensor (n)
Hoqra'          tricorder (n)