{"id":4636,"date":"2026-08-12T15:46:48","date_gmt":"2026-08-12T13:46:48","guid":{"rendered":"https:\/\/ellistat.com\/?post_type=guide-dutilisateur&#038;p=4636"},"modified":"2026-08-12T15:46:48","modified_gmt":"2026-08-12T13:46:48","slug":"descomposicion-de-fourier","status":"publish","type":"guide-dutilisateur","link":"https:\/\/ellistat.com\/es\/guide-dutilisateur\/decomposition-de-fourier\/","title":{"rendered":"Descomposici\u00f3n de Fourier"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Esta p\u00e1gina busca los&nbsp;<strong>periodicidades<\/strong>&nbsp;de una se\u00f1al: aquello que se repite a intervalos regulares y no se aprecia en un gr\u00e1fico de control.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"964\" height=\"686\" src=\"https:\/\/ellistat.com\/wp-content\/uploads\/fourier.png\" alt=\"\" class=\"wp-image-4637\" srcset=\"https:\/\/ellistat.com\/wp-content\/uploads\/fourier.png 964w, https:\/\/ellistat.com\/wp-content\/uploads\/fourier-300x213.png 300w, https:\/\/ellistat.com\/wp-content\/uploads\/fourier-768x547.png 768w, https:\/\/ellistat.com\/wp-content\/uploads\/fourier-18x12.png 18w\" sizes=\"auto, (max-width: 964px) 100vw, 964px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Los par\u00e1metros:<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Intervalo de muestreo<\/strong>\u00a0: el intervalo de tiempo entre dos mediciones. Es lo que determina la escala de frecuencias; sin \u00e9l, los resultados se expresan en unidades arbitrarias; ;<\/li>\n\n\n\n<li><strong>Ventana<\/strong>\u00a0: el ajuste de ventanas aplicado antes de la transformaci\u00f3n, para reducir los artefactos en los bordes; ;<\/li>\n\n\n\n<li><strong>Banda de frecuencias (Hz)<\/strong>\u00a0: limita el an\u00e1lisis a un intervalo; ;<\/li>\n\n\n\n<li><strong>Top K<\/strong>\u00a0y\u00a0<strong>Amplitud m\u00ednima<\/strong>\u00a0: conservar solo las l\u00edneas m\u00e1s resistentes.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Los resultados indican que\u00a0<strong>espectro<\/strong>, la tabla de\u00a0<strong>rayas<\/strong>, frecuencia y amplitud, la se\u00f1al\u00a0<strong>reconstruido<\/strong>\u00a0superpuesto al original, y el\u00a0<strong>residuo<\/strong>. Las rayas se exportan.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\ud83d\udca1 Una l\u00ednea recta se traduce, en t\u00e9rminos f\u00edsicos, en su per\u00edodo: una vuelta del eje, una rotaci\u00f3n de la cinta transportadora, un ciclo de regulaci\u00f3n t\u00e9rmica, un cambio de turno. Es el residuo el que indica si el modelo ha captado lo esencial: si sigue estando estructurado, significa que se ha omitido una periodicidad.<\/p>\n<\/blockquote>","protected":false},"featured_media":0,"menu_order":80,"template":"","meta":{"_acf_changed":true},"menu-guide-dutilisateur":[22],"class_list":["post-4636","guide-dutilisateur","type-guide-dutilisateur","status-publish","hentry","menu-guide-dutilisateur-4-statistiques-descriptives"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>D\u00e9composition de Fourier - Ellistat<\/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:\/\/ellistat.com\/es\/guia-del-usuario\/descomposicion-de-fourier\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"D\u00e9composition de Fourier - Ellistat\" \/>\n<meta property=\"og:description\" content=\"Cette page cherche les&nbsp;p\u00e9riodicit\u00e9s&nbsp;d&rsquo;un signal : ce qui se r\u00e9p\u00e8te \u00e0 intervalle r\u00e9gulier et reste invisible sur une carte de contr\u00f4le. Les param\u00e8tres : Les r\u00e9sultats donnent le\u00a0spectre, la table des\u00a0raies, fr\u00e9quence et amplitude, le signal\u00a0reconstruit\u00a0superpos\u00e9 \u00e0 l&rsquo;original, et le\u00a0r\u00e9sidu. 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