1. A system comprising: a memory storing a database including one or more results of an analysis of user behavior data relating to a plurality of test images; one or more hardware processors; a receiver module implemented by the one or more processors and configured to access the one or more results of the analysis of user behavior data and receive an image of an item from a user device; an image analysis module implemented by the one or more processors and configured to perform an evaluation of the received image based on the one or more results of the analysis of the user behavior data, the performing of the evaluation including: computing a score value for the received image based on values of one or more image attributes of the received image and determining, based on the score value for the received image, a likelihood of a user engaging in a desired user behavior in relation to the received image; and an output module implemented by the one or more processors and configured to generate, based on the evaluation of the received image, an output for the user device, the output referencing the received image and indicating the likelihood of a user engaging in the desired user behavior in relation to the received image.