How Computers Find Naked People in Photos

Why isn't the internet just covered in naked people? Algorithms! However, designing them to distinguish between pornography and people in skin tone clothing or swimsuits is harder than you'd think. Hosted by: Michael Aranda SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at http://www.scishowtangents.org ---------- Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Jerry Perez, Lazarus G, Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Justin Lentz ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: Personal interview with Ryan Compton https://clarifai.com/blog/what-convolutional-neural-networks-see-at-when-they-see-nudity http://cs231n.github.io/convolutional-networks/ https://blog.keras.io/how-convolutional-neural-networks-see-the-world.html http://luthuli.cs.uiuc.edu/~daf/papers/naked.pdf https://cs.nyu.edu/~fergus/papers/zeilerECCV2014.pdf https://ujjwalkarn.me/2016/08/11/intuitive-explanation-convnets/ http://digitalcommons.law.yale.edu/cgi/viewcontent.cgi?article=2706&context=fss_papers https://www.theinformation.com/articles/google-employees-have-to-waive-right-to-sue-on-pornography https://www.theinformation.com/articles/google-drops-employee-waiver-for-pornography-suits https://www.inc.com/minda-zetlin/google-makes-employees-sign-away-right-to-sue-over-pornography-and-lots-of-other.html http://channel.nationalgeographic.com/brain-games/articles/brain-games-watch-this-perception-facts/ https://link.springer.com/article/10.1007/s11042-012-1132-y https://www.cs.ubc.ca/~lowe/papers/ijcv04.pdf http://www.internethistorypodcast.com/2015/01/history-of-internet-porn/ Images: https://www2.eecs.berkeley.edu/Research/Projects/CS/vision/bsds/BSDS300/html/dataset/images/color/38092.html https://cs.stackexchange.com/questions/73773/why-are-sift-features-significantly-different-after-simply-re-sizing-image http://cs231n.github.io/understanding-cnn/ https://www.istockphoto.com/photo/diverse-womens-legs-gm175238073-22429191 https://www.istockphoto.com/photo/ear-of-a-dark-skinned-young-man-gm531694363-55491814 https://commons.wikimedia.org/wiki/File:Belly_button.jpg https://commons.wikimedia.org/wiki/File:Artificial_neural_network.svg https://www.istockphoto.com/photo/overhead-view-of-businesspeople-working-at-desks-in-office-gm505407800-83667873 https://www.istockphoto.com/photo/body-positivity-embrace-your-body-baby-gm910870306-250830259 https://www.istockphoto.com/photo/3d-futuristic-wireframe-human-brain-with-world-map-gm906862420-249902740 https://commons.wikimedia.org/wiki/File:Michelle_Obama_official_portrait.jpg https://commons.wikimedia.org/wiki/File:Shad_Begum_with_Hillary_Rodham_Clinton_and_Michelle_Obama_at_2012_IWOC_Award.jpg https://www.flickr.com/photos/bootbearwdc/3215110390 http://archive.defense.gov/news/newsarticle.aspx?id=63890 https://commons.wikimedia.org/wiki/File:Komondor_delvin.jpg https://www.istockphoto.com/photo/mop-isolated-on-white-background-gm106573013-13130794 https://www.istockphoto.com/photo/chihuahua-or-lion-gm666394138-121480837 https://www.istockphoto.com/photo/baked-berry-muffins-in-a-tray-gm536754565-57657260 https://www.istockphoto.com/photo/%E8%B1%86%E6%9F%B4%E7%8A%AC-gm805218762-130624849 https://www.istockphoto.com/photo/bread-of-the-marshmallow-gm509539414-85829935 https://commons.wikimedia.org/wiki/File:Sift_keypoints_filtering.jpg https://en.wikipedia.org/wiki/File:Typical_cnn.png