1. A computer-implemented method comprising: instructing a first plurality of provider devices to provide one or more cues to mimic a predetermined expression, each of the first plurality of provider devices corresponding to an untrained provider; receiving, from at least one provider device from amongst the first plurality of provider devices, image data responsive to the one or more cues; sending, to a second plurality of provider devices, requests for ratings corresponding to the image data, each of the second plurality of provider devices corresponding to a second untrained provider; receiving, from at least one provider device from amongst the second plurality of provider devices, ratings corresponding to the sent image data; applying a quality check to the image data, the quality check based on the received ratings; and storing the image data that passed the quality check.