Uploading a URL of white noise from Wikipedia gave it a high-memorability (0.82) with lots of areas of interest.   Secondly uploading a purely white image [2] produced high areas of interest in the top corners and a mediumly interesting image (0.62).<p>I thought the tests might reveal something useful, like the eye-tracking heat-maps of Jakob Nielsen [3] but I&#x27;m not convinced.<p>[1] <a href="https:&#x2F;&#x2F;upload.wikimedia.org&#x2F;wikipedia&#x2F;commons&#x2F;f&#x2F;f6&#x2F;White-noise-mv255-240x180.png" rel="nofollow">https:&#x2F;&#x2F;upload.wikimedia.org&#x2F;wikipedia&#x2F;commons&#x2F;f&#x2F;f6&#x2F;White-no...</a><p>[2] <a href="http:&#x2F;&#x2F;images.all-free-download.com&#x2F;images&#x2F;graphiclarge&#x2F;plain_white_background_211387.jpg" rel="nofollow">http:&#x2F;&#x2F;images.all-free-download.com&#x2F;images&#x2F;graphiclarge&#x2F;plai...</a><p>[3] <a href="https:&#x2F;&#x2F;www.nngroup.com&#x2F;books&#x2F;eyetracking-web-usability&#x2F;" rel="nofollow">https:&#x2F;&#x2F;www.nngroup.com&#x2F;books&#x2F;eyetracking-web-usability&#x2F;</a>