{"id":12102,"date":"2022-08-11T18:45:51","date_gmt":"2022-08-11T18:45:51","guid":{"rendered":"http:\/\/TheNextWeb=1390468"},"modified":"2022-08-11T18:45:51","modified_gmt":"2022-08-11T18:45:51","slug":"want-to-spot-a-deepfake-video-caller-ask-the-suspect-to-turn-sideways","status":"publish","type":"post","link":"https:\/\/www.londonchiropracter.com\/?p=12102","title":{"rendered":"Want to spot a deepfake video caller? Ask the suspect to turn sideways"},"content":{"rendered":"\n<p>Researchers have discovered a surprisingly simple way to detect <a href=\"https:\/\/thenextweb.com\/topic\/deepfake\" target=\"_blank\" rel=\"noopener noreferrer\">deepfake<\/a> video calls: ask the suspect to turn sideways.<\/p>\n<p>The trick was shared this week by<span>&nbsp;<\/span><a class=\"c-link\" href=\"http:\/\/metaphysic.ai\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" data-stringify-link=\"http:\/\/Metaphysic.ai\" data-sk=\"tooltip_parent\">Metaphysic.ai<\/a><span>, a London-based startup behind <a href=\"https:\/\/thenextweb.com\/news\/deepfake-tech-chris-ume-interview\" target=\"_blank\" rel=\"noopener noreferrer\">the viral&nbsp; Tom Cruise deepfakes<\/a>.<\/span><\/p>\n<p>The company used DeepFaceLive, a popular app for video deepfakes, to transform a volunteer into various celebrities.<\/p>\n<div class=\"inarticle-wrapper channel-cta\">\n<div class=\"ica-text\" readability=\"0\"><a href=\"https:\/\/www.thenextweb.com\/conference\/newsletter\" data-event-category=\"Article\" data-event-action=\"In Article Block\" data-event-label=\"Sign up to the TNW Conference newsletter\" target=\"_blank\" readability=\"4\" rel=\"noopener noreferrer\"><\/p>\n<h4>Sign up to the TNW Conference newsletter<\/h4>\n<p>And be the first in line for ticket offers, event news, and more!<\/p>\n<p><\/a><\/div>\n<\/div>\n<p>Most of the recreations were impressive when they looked straight-ahead. But once the faces rotated a full 90-degrees, the images became distorted and the spell was broken.<\/p>\n<figure class=\"post-image post-mediaBleed aligncenter\"><img decoding=\"async\" loading=\"lazy\" class=\"size-full wp-image-1390501 js-lazy\" src=\"https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Examples-Of-DeepFaceLive-Failures-2048x1104-2.jpeg\" alt=\"The recreations clearly failed when at a sharp 90\u00b0 profile. Credit:Metaphysic.ai\" width=\"2048\" height=\"1104\" sizes=\"(max-width: 2048px) 100vw, 2048px\" data-srcset=\"https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Examples-Of-DeepFaceLive-Failures-2048x1104-2.jpeg 2048w, https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Examples-Of-DeepFaceLive-Failures-2048x1104-2-280x151.jpeg 280w, https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Examples-Of-DeepFaceLive-Failures-2048x1104-2-250x135.jpeg 250w, https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Examples-Of-DeepFaceLive-Failures-2048x1104-2-501x270.jpeg 501w, https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Examples-Of-DeepFaceLive-Failures-2048x1104-2-1536x828.jpeg 1536w, https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Examples-Of-DeepFaceLive-Failures-2048x1104-2-796x429.jpeg 796w, https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Examples-Of-DeepFaceLive-Failures-2048x1104-2-1592x858.jpeg 1592w\"><figcaption><a href=\"https:\/\/thenextweb.com\/news\/to-detect-deepfake-video-call-ask-suspect-to-turn-sideways#\" data-url=\"https:\/\/twitter.com\/intent\/tweet?url=https%3A%2F%2Feditorial.thenextweb.com%2Fbasics%2F2022%2F08%2F11%2Fto-detect-deepfake-video-call-ask-suspect-to-turn-sideways%2F&amp;via=thenextweb&amp;related=thenextweb&amp;text=Check out this picture on: The fakes fell apart at a sharp 90\u00b0 profile. Credit: Metaphysic.ai\" data-title=\"Share The fakes fell apart at a sharp 90\u00b0 profile. Credit: Metaphysic.ai on Twitter\" data-width=\"685\" data-height=\"500\" class=\"post-image-share popitup\" title=\"Share The fakes fell apart at a sharp 90\u00b0 profile. Credit: Metaphysic.ai on Twitter\"><i class=\"icon icon--inline icon--twitter--dark\"><\/i><\/a>The fakes fell apart at a sharp 90\u00b0 profile. Credit: Metaphysic.ai<\/figcaption><noscript><img decoding=\"async\" loading=\"lazy\" class=\"size-full wp-image-1390501\" src=\"https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Examples-Of-DeepFaceLive-Failures-2048x1104-2.jpeg\" alt=\"The recreations clearly failed when at a sharp 90\u00b0 profile. Credit:Metaphysic.ai\" width=\"2048\" height=\"1104\" srcset=\"https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Examples-Of-DeepFaceLive-Failures-2048x1104-2.jpeg 2048w, https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Examples-Of-DeepFaceLive-Failures-2048x1104-2-280x151.jpeg 280w, https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Examples-Of-DeepFaceLive-Failures-2048x1104-2-250x135.jpeg 250w, https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Examples-Of-DeepFaceLive-Failures-2048x1104-2-501x270.jpeg 501w, https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Examples-Of-DeepFaceLive-Failures-2048x1104-2-1536x828.jpeg 1536w, https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Examples-Of-DeepFaceLive-Failures-2048x1104-2-796x429.jpeg 796w, https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Examples-Of-DeepFaceLive-Failures-2048x1104-2-1592x858.jpeg 1592w\"><\/noscript><\/figure>\n<p>The team believes the defects emerge because the software <a href=\"https:\/\/arxiv.org\/pdf\/1708.06023.pdf\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">uses fewer reference points<\/a> to estimate lateral views of faces. This forces the <a href=\"https:\/\/thenextweb.com\/topic\/algorithm\" target=\"_blank\" rel=\"noopener noreferrer\">algorithm<\/a> unable to guess how it would look.<\/p>\n<p>\u201cTypical 2D alignment packages consider a profile view to be 50% hidden, which hinders recognition, as well as accurate training and subsequent face synthesis,\u201d Metaphysic.<a href=\"https:\/\/thenextweb.com\/topic\/artificial-intelligence\" target=\"_blank\" rel=\"noopener noreferrer\">ai<\/a>\u2018s Martin Anderson explained in <a href=\"https:\/\/metaphysic.ai\/to-uncover-a-deepfake-video-call-ask-the-caller-to-turn-sideways\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">a blog post<\/a>.<\/p>\n<p class=\"p1\">\u201cFrequently the generated profile landmarks will \u2018leap out\u2019 to any possible group of pixels that may represent a \u2018missing eye\u2019 or other facial detail that\u2019s obscured in a profile view.\u201d<\/p>\n<figure class=\"post-image post-mediaBleed aligncenter\"><video class=\"gifsnomore size-full wp-image-1390502 \" autoplay loop muted><source type=\"video\/mp4\" src=\"https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/All_The_Presidents_Men_FAN_Align-1.mp4\"><\/video><figcaption><a href=\"https:\/\/thenextweb.com\/news\/to-detect-deepfake-video-call-ask-suspect-to-turn-sideways#\" data-url=\"https:\/\/twitter.com\/intent\/tweet?url=https%3A%2F%2Feditorial.thenextweb.com%2Fbasics%2F2022%2F08%2F11%2Fto-detect-deepfake-video-call-ask-suspect-to-turn-sideways%2F&amp;via=thenextweb&amp;related=thenextweb&amp;text=Check out this picture on: The algorithms only have half as many landmarks for profiles as for front-on views. Credit: Metaphysic.ai\" data-title=\"Share The algorithms only have half as many landmarks for profiles as for front-on views. Credit: Metaphysic.ai on Twitter\" data-width=\"685\" data-height=\"500\" class=\"post-image-share popitup\" title=\"Share The algorithms only have half as many landmarks for profiles as for front-on views. Credit: Metaphysic.ai on Twitter\"><i class=\"icon icon--inline icon--twitter--dark\"><\/i><\/a>The algorithms only have half as many landmarks for profiles as for front-on views. Credit: Metaphysic.ai<\/figcaption><\/figure>\n<p>These weak spots can be strengthened, but it takes a lot of work.<\/p>\n<p><a href=\"https:\/\/www.youtube.com\/watch?v=S1MBVXkQbWU\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">YouTuber DesiFakes<\/a> proved it was possible after adding a deepfake Jerry Seinfeld to a character in <em>Pulp Fiction.<\/em> But this required extensive post-processing. In addition, the profile-view of Seinfeld closely resembled the original actor.<\/p>\n<p>Yet this is hard to replicate for the general public, because we\u2019re rarely filmed or photographed in profile \u2014 unless we get arrested.<\/p>\n<p>This can leave deepfake models with insufficient training data to generate realistic lateral views.<\/p>\n<figure class=\"post-image post-mediaBleed aligncenter\"><img decoding=\"async\" loading=\"lazy\" class=\"size-full wp-image-1390503 js-lazy\" src=\"https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Screenshot-2022-08-11-at-18.34.17.png\" alt=\"Alexis Arquette (left), who played the part in the film, is the spitting side-view image of Seinfeld (right).\" width=\"1140\" height=\"498\" sizes=\"(max-width: 1140px) 100vw, 1140px\" data-srcset=\"https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Screenshot-2022-08-11-at-18.34.17.png 1140w, https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Screenshot-2022-08-11-at-18.34.17-280x122.png 280w, https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Screenshot-2022-08-11-at-18.34.17-270x118.png 270w, https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Screenshot-2022-08-11-at-18.34.17-540x236.png 540w, https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Screenshot-2022-08-11-at-18.34.17-796x348.png 796w\"><figcaption><a href=\"https:\/\/thenextweb.com\/news\/to-detect-deepfake-video-call-ask-suspect-to-turn-sideways#\" data-url=\"https:\/\/twitter.com\/intent\/tweet?url=https%3A%2F%2Feditorial.thenextweb.com%2Fbasics%2F2022%2F08%2F11%2Fto-detect-deepfake-video-call-ask-suspect-to-turn-sideways%2F&amp;via=thenextweb&amp;related=thenextweb&amp;text=Check out this picture on: Alexis Arquette (left), is the spitting side-view image of Seinfeld (right). Credit: DesiFakes\" data-title=\"Share Alexis Arquette (left), is the spitting side-view image of Seinfeld (right). Credit: DesiFakes on Twitter\" data-width=\"685\" data-height=\"500\" class=\"post-image-share popitup\" title=\"Share Alexis Arquette (left), is the spitting side-view image of Seinfeld (right). Credit: DesiFakes on Twitter\"><i class=\"icon icon--inline icon--twitter--dark\"><\/i><\/a>Alexis Arquette (left), is the spitting side-view image of Seinfeld (right). Credit: DesiFakes<\/figcaption><noscript><img decoding=\"async\" loading=\"lazy\" class=\"size-full wp-image-1390503\" src=\"https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Screenshot-2022-08-11-at-18.34.17.png\" alt=\"Alexis Arquette (left), who played the part in the film, is the spitting side-view image of Seinfeld (right).\" width=\"1140\" height=\"498\" srcset=\"https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Screenshot-2022-08-11-at-18.34.17.png 1140w, https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Screenshot-2022-08-11-at-18.34.17-280x122.png 280w, https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Screenshot-2022-08-11-at-18.34.17-270x118.png 270w, https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Screenshot-2022-08-11-at-18.34.17-540x236.png 540w, https:\/\/cdn0.tnwcdn.com\/wp-content\/blogs.dir\/1\/files\/2022\/08\/Screenshot-2022-08-11-at-18.34.17-796x348.png 796w\"><\/noscript><\/figure>\n<p>Metaphysic.ai\u2019s research emerges amid growing concerns about deepfake video calls.<\/p>\n<p>In June, several European mayors were <a href=\"https:\/\/www.theguardian.com\/world\/2022\/jun\/25\/european-leaders-deepfake-video-calls-mayor-of-kyiv-vitali-klitschko\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">duped by a video call from Vitali Klitschko<\/a>.<\/p>\n<p>Days later, the<span>&nbsp;FBI <\/span><a href=\"https:\/\/www.zdnet.com\/article\/microsoft-strengthens-deepfake-fight-with-new-authentication-tools\/\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">warned that scammers were using deepfakes<\/a> in interviews for fully-remote jobs that offer access to valuable information<span>.<\/span><\/p>\n<p>The side-on trick may not have saved all of the victims. Future 3D landmark systems may produce convincing profile views, while photorealistic CGI models could replace entire heads.<\/p>\n<p>Nonetheless, the side-view trick adds a new chance to detect the fakers \u2014 and another reason to not get arrested.<\/p>\n<p> <a href=\"https:\/\/thenextweb.com\/news\/to-detect-deepfake-video-call-ask-suspect-to-turn-sideways\">Source<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Researchers have discovered a surprisingly simple way to detect deepfake video calls: ask the suspect to turn sideways. The trick was shared this week by&nbsp;Metaphysic.ai, a London-based startup behind the viral&nbsp; Tom&#8230;<\/p>\n","protected":false},"author":1,"featured_media":12103,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/www.londonchiropracter.com\/index.php?rest_route=\/wp\/v2\/posts\/12102"}],"collection":[{"href":"https:\/\/www.londonchiropracter.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.londonchiropracter.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.londonchiropracter.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.londonchiropracter.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=12102"}],"version-history":[{"count":0,"href":"https:\/\/www.londonchiropracter.com\/index.php?rest_route=\/wp\/v2\/posts\/12102\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.londonchiropracter.com\/index.php?rest_route=\/wp\/v2\/media\/12103"}],"wp:attachment":[{"href":"https:\/\/www.londonchiropracter.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=12102"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.londonchiropracter.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=12102"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.londonchiropracter.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=12102"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}