1. A computer-implemented method for using image analysis, the method being implemented by one or more processors and comprising: identifying an image provided with an account of a user of a social network; identifying at least one of text or metadata associated with the image; analyzing the image and the at least one of the text or metadata to determine an age classifier of a person depicted in the image; and in response to the user performing a search for other users of the social network, providing a search result based at least in part on the image; wherein providing the search result includes performing a similarity comparison between the person depicted in the image and one or more images of other persons associated with an account of another user, wherein the similarity comparison includes the age classifier that is determined from the image.