Notification and privacy management of online photos and videos

Systems and methods for notification and privacy management of online photos and videos are herein disclosed. According to one embodiment, a computer-implemented method includes detecting a first feature from a first image belonging to an image source. The first image includes a tag. The computer-implemented method further includes determining a first feature location of the first feature, determining a first tag location of the tag, extracting a first feature signature from the first feature based on a relationship between the first feature location and the first tag location, detecting a second feature from a second image belonging to the image source, extracting a second feature signature from the second feature, performing a first comparison between the first feature signature and the second feature signature, and deriving a first similarity score based on a result of the first comparison.