{"id":7175,"date":"2012-06-11T11:43:56","date_gmt":"2012-06-11T10:43:56","guid":{"rendered":"http:\/\/catai.net\/blog\/?p=7175"},"modified":"2013-03-16T09:31:35","modified_gmt":"2013-03-16T08:31:35","slug":"ritmo-cardiaco-con-una-webcam","status":"publish","type":"post","link":"https:\/\/catai.net\/blog\/2012\/06\/ritmo-cardiaco-con-una-webcam\/","title":{"rendered":"Ritmo cardiaco con una WEBCAM"},"content":{"rendered":"<p>Los cient\u00edficos del <a href=\"http:\/\/web.mit.edu\/\" target=\"_blank\">MIT<\/a> han dise\u00f1ado un innovador sistema de an\u00e1lisis de im\u00e1genes que permite, con una simpre c\u00e1mara o webcam, detectar el ritmo cardiaco o la respiraci\u00f3n.<\/p>\n<p>El procesado de se\u00f1al lo han llamado <strong>&#8220;Eulerian Video Magnification<\/strong>&#8221; y consiste en amplificar la inapreciable variaci\u00f3n de p\u00edxeles en una secuencia de video para poder apreciar peque\u00f1as variaciones de color que de otra manera son inapreciables para el ojo humano. Para conseguir tal resultado, se toman varias im\u00e1genes y se filtran con diferentes frecuencias de corte para posteriormente mediante un filtro adaptativo generar las im\u00e1genes de salida que ser\u00e1n reconstruidas consiguiendo hacer visible esas peque\u00f1as variaciones mediante video. A partir de aqu\u00ed, se pueden crear diferentes procesados para detectar frecuencias de pulso y respiraci\u00f3n.<br \/>\n<iframe loading=\"lazy\" src=\"http:\/\/www.youtube.com\/embed\/ONZcjs1Pjmk\" frameborder=\"0\" width=\"560\" height=\"315\"><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Los cient\u00edficos del MIT han dise\u00f1ado un innovador sistema de an\u00e1lisis de im\u00e1genes que permite, con una simpre c\u00e1mara o webcam, detectar el ritmo cardiaco o la respiraci\u00f3n. El procesado de se\u00f1al lo han llamado &#8220;Eulerian Video Magnification&#8221; y consiste en amplificar la inapreciable variaci\u00f3n de p\u00edxeles en una secuencia de video para poder apreciar [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"give_campaign_id":0,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_hide_featured_image":false,"_jetpack_featured_image_duplicate_dismissed":0,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[1,35,28],"tags":[42],"class_list":["post-7175","post","type-post","status-publish","format-standard","hentry","category-general","category-idi","category-sanidad","tag-innovacion-inversa"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Ritmo cardiaco con una WEBCAM | Telemedicina<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/catai.net\/blog\/2012\/06\/ritmo-cardiaco-con-una-webcam\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ritmo cardiaco con una WEBCAM | Telemedicina\" \/>\n<meta property=\"og:description\" content=\"Los cient\u00edficos del MIT han dise\u00f1ado un innovador sistema de an\u00e1lisis de im\u00e1genes que permite, con una simpre c\u00e1mara o webcam, detectar el ritmo cardiaco o la respiraci\u00f3n. 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