“…There are several notable examples of AJSs relying on hardwired aesthetic measures (e.g. [21,12,6]) and also recent works comparing the merits of such aesthetic measures [5,8,1,18]. Usually the AJSs that employ ML, extract information from the images and employ ML to perform aesthetic-based classification or evaluation, which is a common approach in the field of content based image retrieval (e.g., [4,9,17]).…”