{"id":1899,"date":"2018-01-31T16:43:23","date_gmt":"2018-01-31T17:43:23","guid":{"rendered":"http:\/\/sites.uac.pt\/amendes\/?p=1899"},"modified":"2018-01-31T16:43:58","modified_gmt":"2018-01-31T17:43:58","slug":"signal-processing-series","status":"publish","type":"post","link":"https:\/\/sites.uac.pt\/amendes\/estatistica\/signal-processing-series\/","title":{"rendered":"How signal processing can be used to identify patterns in complex time series"},"content":{"rendered":"<div id=\"attachment_1083\" style=\"width: 310px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.datasciencecentral.com\/profiles\/blogs\/data-science-central-challenge-how-signal-processing-can-be-used\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-1083\" class=\"size-medium wp-image-1083\" src=\"http:\/\/sites.uac.pt\/amendes\/files\/2013\/10\/dataScience-300x54.png\" alt=\"clique na imagem para seguir o link\" width=\"300\" height=\"54\" srcset=\"https:\/\/sites.uac.pt\/amendes\/files\/2013\/10\/dataScience-300x54.png 300w, https:\/\/sites.uac.pt\/amendes\/files\/2013\/10\/dataScience.png 657w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-1083\" class=\"wp-caption-text\">clique na imagem para seguir o link<\/p><\/div>\n<p><span style=\"color: #ff0000\">Uso de t\u00e9cnicas de processamento de sinal em s\u00e9ries cronol\u00f3gicas<\/span><\/p>\n<p>The trend and seasonality can be accounted for in a linear model by including sinusoidal components with a given frequency. However, finding the appropriate frequency for each sinusoidal component requires a little more digging. This post shows how to use fast Fourier transforms to find these frequencies.<\/p>\n<p><strong><br \/>\n<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Uso de t\u00e9cnicas de processamento de sinal em s\u00e9ries cronol\u00f3gicas The trend and seasonality can be accounted for in a linear model by including sinusoidal components with a given frequency. However, finding the appropriate frequency for each sinusoidal component requires a little more digging. This post shows how to use fast Fourier transforms to find [&hellip;]<\/p>\n","protected":false},"author":159,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[102,109],"tags":[120,151],"class_list":["post-1899","post","type-post","status-publish","format-standard","hentry","category-estatistica","category-investigacao-operacional","tag-previsao","tag-qualidade"],"_links":{"self":[{"href":"https:\/\/sites.uac.pt\/amendes\/wp-json\/wp\/v2\/posts\/1899","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sites.uac.pt\/amendes\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sites.uac.pt\/amendes\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sites.uac.pt\/amendes\/wp-json\/wp\/v2\/users\/159"}],"replies":[{"embeddable":true,"href":"https:\/\/sites.uac.pt\/amendes\/wp-json\/wp\/v2\/comments?post=1899"}],"version-history":[{"count":3,"href":"https:\/\/sites.uac.pt\/amendes\/wp-json\/wp\/v2\/posts\/1899\/revisions"}],"predecessor-version":[{"id":1901,"href":"https:\/\/sites.uac.pt\/amendes\/wp-json\/wp\/v2\/posts\/1899\/revisions\/1901"}],"wp:attachment":[{"href":"https:\/\/sites.uac.pt\/amendes\/wp-json\/wp\/v2\/media?parent=1899"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sites.uac.pt\/amendes\/wp-json\/wp\/v2\/categories?post=1899"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sites.uac.pt\/amendes\/wp-json\/wp\/v2\/tags?post=1899"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}