{"id":504,"date":"2020-06-02T19:34:20","date_gmt":"2020-06-02T16:34:20","guid":{"rendered":"https:\/\/sites.uef.fi\/spectral\/?page_id=504"},"modified":"2026-01-07T13:15:59","modified_gmt":"2026-01-07T11:15:59","slug":"smooth-spectra","status":"publish","type":"page","link":"https:\/\/sites.uef.fi\/spectral\/databases-software\/smooth-spectra\/","title":{"rendered":"Smooth spectra"},"content":{"rendered":"\n<p>This program is used for generating a set of 716784 smooth reflectance spectra. This data set is saved in a Matlab file &#8220;ndata.mat&#8221; in the current working folder. The program does not require any input parameter or additional argument.<\/p>\n\n\n\n<p>This program can be copied, used and modified without restrictions.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Main reference<\/h2>\n\n\n\n<p><strong>Title:<\/strong> Number of colors generated by non fluorescent reflectance spectra. <a href=\"http:\/\/www.opticsinfobase.org\/josaa\/abstract.cfm?uri=josaa-29-12-2566\" target=\"_blank\" rel=\"noreferrer noopener\">Link to the journal page<\/a><\/p>\n\n\n\n<p><strong>Authors:<\/strong> Mika Flinkman, Hannu Laamanen, Pasi Vahimaa, Markku Hauta-Kasari<\/p>\n\n\n\n<p><strong>Journal:<\/strong> Journal of Optical Society of America A, 2012, Volume 29, Issue 12, Pages 2566-2575<\/p>\n\n\n\n<p><strong>File formats:<\/strong> Matlab m-file is available.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/ftp.cs.uef.fi\/pub\/color\/spectra\/smooth\/Smoothspectra.m\">To get Matlab m-file, click here<\/a><\/li>\n<\/ul>\n\n\n\n<p><strong>Further information:<\/strong> Markku Hauta-Kasari (firstname.lastname@uef.fi)<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>This program is used for generating a set of 716784 smooth reflectance spectra. This data set is saved in a Matlab file &#8220;ndata.mat&#8221; in the current working folder. The program does not require any input parameter or additional argument. This program can be copied, used and modified without restrictions. Main reference Title: Number of colors [&hellip;]<\/p>\n","protected":false},"author":24,"featured_media":0,"parent":156,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-504","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Smooth spectra - Computational Spectral Imaging<\/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:\/\/sites.uef.fi\/spectral\/databases-software\/smooth-spectra\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Smooth spectra - Computational Spectral Imaging\" \/>\n<meta property=\"og:description\" content=\"This program is used for generating a set of 716784 smooth reflectance spectra. This data set is saved in a Matlab file &#8220;ndata.mat&#8221; in the current working folder. The program does not require any input parameter or additional argument. This program can be copied, used and modified without restrictions. Main reference Title: Number of colors [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/sites.uef.fi\/spectral\/databases-software\/smooth-spectra\/\" \/>\n<meta property=\"og:site_name\" content=\"Computational Spectral Imaging\" \/>\n<meta property=\"article:modified_time\" content=\"2026-01-07T11:15:59+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/sites.uef.fi\/spectral\/databases-software\/smooth-spectra\/\",\"url\":\"https:\/\/sites.uef.fi\/spectral\/databases-software\/smooth-spectra\/\",\"name\":\"Smooth spectra - Computational Spectral Imaging\",\"isPartOf\":{\"@id\":\"https:\/\/sites.uef.fi\/spectral\/#website\"},\"datePublished\":\"2020-06-02T16:34:20+00:00\",\"dateModified\":\"2026-01-07T11:15:59+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/sites.uef.fi\/spectral\/databases-software\/smooth-spectra\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/sites.uef.fi\/spectral\/databases-software\/smooth-spectra\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/sites.uef.fi\/spectral\/databases-software\/smooth-spectra\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/sites.uef.fi\/spectral\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Databases &amp; Software\",\"item\":\"https:\/\/sites.uef.fi\/spectral\/databases-software\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Smooth spectra\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/sites.uef.fi\/spectral\/#website\",\"url\":\"https:\/\/sites.uef.fi\/spectral\/\",\"name\":\"Computational Spectral Imaging\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/sites.uef.fi\/spectral\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Smooth spectra - Computational Spectral Imaging","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/sites.uef.fi\/spectral\/databases-software\/smooth-spectra\/","og_locale":"en_US","og_type":"article","og_title":"Smooth spectra - Computational Spectral Imaging","og_description":"This program is used for generating a set of 716784 smooth reflectance spectra. This data set is saved in a Matlab file &#8220;ndata.mat&#8221; in the current working folder. The program does not require any input parameter or additional argument. This program can be copied, used and modified without restrictions. Main reference Title: Number of colors [&hellip;]","og_url":"https:\/\/sites.uef.fi\/spectral\/databases-software\/smooth-spectra\/","og_site_name":"Computational Spectral Imaging","article_modified_time":"2026-01-07T11:15:59+00:00","twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/sites.uef.fi\/spectral\/databases-software\/smooth-spectra\/","url":"https:\/\/sites.uef.fi\/spectral\/databases-software\/smooth-spectra\/","name":"Smooth spectra - Computational Spectral Imaging","isPartOf":{"@id":"https:\/\/sites.uef.fi\/spectral\/#website"},"datePublished":"2020-06-02T16:34:20+00:00","dateModified":"2026-01-07T11:15:59+00:00","breadcrumb":{"@id":"https:\/\/sites.uef.fi\/spectral\/databases-software\/smooth-spectra\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/sites.uef.fi\/spectral\/databases-software\/smooth-spectra\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/sites.uef.fi\/spectral\/databases-software\/smooth-spectra\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/sites.uef.fi\/spectral\/"},{"@type":"ListItem","position":2,"name":"Databases &amp; Software","item":"https:\/\/sites.uef.fi\/spectral\/databases-software\/"},{"@type":"ListItem","position":3,"name":"Smooth spectra"}]},{"@type":"WebSite","@id":"https:\/\/sites.uef.fi\/spectral\/#website","url":"https:\/\/sites.uef.fi\/spectral\/","name":"Computational Spectral Imaging","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/sites.uef.fi\/spectral\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"}]}},"_links":{"self":[{"href":"https:\/\/sites.uef.fi\/spectral\/wp-json\/wp\/v2\/pages\/504","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sites.uef.fi\/spectral\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sites.uef.fi\/spectral\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sites.uef.fi\/spectral\/wp-json\/wp\/v2\/users\/24"}],"replies":[{"embeddable":true,"href":"https:\/\/sites.uef.fi\/spectral\/wp-json\/wp\/v2\/comments?post=504"}],"version-history":[{"count":2,"href":"https:\/\/sites.uef.fi\/spectral\/wp-json\/wp\/v2\/pages\/504\/revisions"}],"predecessor-version":[{"id":2669,"href":"https:\/\/sites.uef.fi\/spectral\/wp-json\/wp\/v2\/pages\/504\/revisions\/2669"}],"up":[{"embeddable":true,"href":"https:\/\/sites.uef.fi\/spectral\/wp-json\/wp\/v2\/pages\/156"}],"wp:attachment":[{"href":"https:\/\/sites.uef.fi\/spectral\/wp-json\/wp\/v2\/media?parent=504"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}