{"id":212420,"date":"2025-04-25T13:23:46","date_gmt":"2025-04-25T18:23:46","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2025\/04\/but-what-is-the-fourier-transform-a-visual-introduction"},"modified":"2025-04-25T13:23:46","modified_gmt":"2025-04-25T18:23:46","slug":"but-what-is-the-fourier-transform-a-visual-introduction","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2025\/04\/but-what-is-the-fourier-transform-a-visual-introduction","title":{"rendered":"But what is the Fourier Transform? A visual introduction"},"content":{"rendered":"<p><\/p>\n<p><iframe style=\"display: block; margin: 0 auto; width: 100%; aspect-ratio: 4\/3; object-fit: contain;\" src=\"https:\/\/www.youtube.com\/embed\/spUNpyF58BY?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope;\n   picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p>An animated introduction to the Fourier Transform.<br \/> Help fund future projects: <a href=\"https:\/\/www.patreon.com\/3blue1brown\">https:\/\/www.patreon.com\/3blue1brown<\/a>.<br \/> An equally valuable form of support is to simply share some of the videos.<br \/> Special thanks to these supporters: <a href=\"http:\/\/3b1b.co\/fourier-thanks\">http:\/\/3b1b.co\/fourier-thanks<\/a>.<br \/> Learn more about Janestreet: <a href=\"https:\/\/janestreet.com\/3b1b\">https:\/\/janestreet.com\/3b1b<\/a>.<\/p>\n<p>Follow-on video about the uncertainty principle: <a href=\"https:\/\/youtu.be\/MBnnXbOM5S4\">https:\/\/youtu.be\/MBnnXbOM5S4<\/a><\/p>\n<p>Interactive made by a viewer inspired by this video:<br \/>\n<a href=\"https:\/\/prajwalsouza.github.io\/Experiments\/Fourier-Transform-Visualization.html\">https:\/\/prajwalsouza.github.io\/Experiments\/Fourier-Transform-Visualization.html<\/a>.<\/p>\n<p>Also, take a look at this Jupyter notebook implementing this idea in a way you can play with:<br \/>\n<a href=\"https:\/\/github.com\/thatSaneKid\/fourier\/blob\/master\/Fourier%20Transform%20-%20A%20Visual%20Introduction.ipynb\">https:\/\/github.com\/thatSaneKid\/fourier\/blob\/master\/Fourier%2\u2026tion.ipynb<\/a>.<\/p>\n<p>Thanks to these viewers for their contributions to translations.<br \/> Hebrew: Omer Tuchfeld.<br \/> Russian: xX-Masik-Xx.<br \/> Vietnamese: <a href=\"https:\/\/twitter.com\/ngvutuan2811\">@ngvutuan2811<\/a><\/p>\n<p>\u2014\u2014\u2014\u2014\u2014\u2013<\/p>\n<div class=\"more-link-wrapper\"> <a class=\"more-link\" href=\"https:\/\/lifeboat.com\/blog\/2025\/04\/but-what-is-the-fourier-transform-a-visual-introduction\">Continue reading \u201cBut what is the Fourier Transform? A visual introduction\u201d | &gt;<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>An animated introduction to the Fourier Transform. Help fund future projects: https:\/\/www.patreon.com\/3blue1brown. An equally valuable form of support is to simply share some of the videos. Special thanks to these supporters: http:\/\/3b1b.co\/fourier-thanks. Learn more about Janestreet: https:\/\/janestreet.com\/3b1b. Follow-on video about the uncertainty principle: https:\/\/youtu.be\/MBnnXbOM5S4 Interactive made by a viewer inspired by this video: https:\/\/prajwalsouza.github.io\/Experiments\/Fourier-Transform-Visualization.html. Also, [\u2026]<\/p>\n","protected":false},"author":709,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"class_list":["post-212420","post","type-post","status-publish","format-standard","hentry","category-futurism"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/212420","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/709"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=212420"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/212420\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=212420"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=212420"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=212420"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}