1. A method comprising: receiving video data recorded by a camera on a wearable computing device; based on the video data, detecting a movement corresponding to a selection of an object; before the movement is complete, initiating a search on the object of an object-model database; and during the movement, periodically updating the search and causing the wearable computing device to overlay, on a display, the object with object-models from the database corresponding to results of the search.