From en.wiktionary.org:
** English
*** Etymology
From [en].
*** Noun
[en-noun]
1. A person, device, or software algorithm that recognize s.
2. * {{ quote-text | en | year=2005 | author=Stan Z. Li; Anil K. Jain | title=Handbook of face recognition | page=388
|passage=If we drive to work, a face RECOGNIZER installed in the car will
decide whether to authorize our usage of the vehicle[...]}}
1. * {{ quote-journal | en | date=November 12, 2008 | author=Georg B. Keller; Richard H. R. Hahnloser | title=Neural processing of auditory feedback during vocal practice in a songbird | work=Nature | url= | doi=10.1038/nature07467 | volume=457 | issue=7226 | pages=
|passage=The microphone signal was fed to a custom-made, real-time song
RECOGNIZER that detected the first stereotypic syllable of song motifs using a
two-layer neural network trained on spectrotemporal song data.}}