While they were filling out the survey, we uploaded their shot to a cloud-computing cluster, and we started using a facial recognizer to match that shot to a database of some hundreds of thousands of images which we had downloaded from Facebook profiles.
Mientras completaban la encuesta, subimos la foto a un clúster de computación en la nube, y usamos un reconocedor facial para cotejar esa foto con una base de datos de cientos de miles de imágenes que habíamos bajado de perfiles de Facebook.