{"id":1281,"date":"2013-11-11T09:45:56","date_gmt":"2013-11-11T14:45:56","guid":{"rendered":"https:\/\/blogs.mathworks.com\/videos\/?p=1281"},"modified":"2013-11-11T09:45:56","modified_gmt":"2013-11-11T14:45:56","slug":"interactively-editing-a-colormap-in-matlab","status":"publish","type":"post","link":"https:\/\/blogs.mathworks.com\/videos\/2013\/11\/11\/interactively-editing-a-colormap-in-matlab\/","title":{"rendered":"Interactively editing a colormap in MATLAB"},"content":{"rendered":"I recently wanted a colormap that was distinctive.  I wanted the zero values to be one color while the negative and positive values were different shades.  This video shows how to do this interactively.  The skills shown here work for lots of different colormap tasks.\r\n<p><p>\r\nAfter I did this manually, I found there was a <a href=\"https:\/\/www.mathworks.com\/matlabcentral\/fileexchange\/36212-b2r-cmin-input-cmax-input-\">MATLAB File Exchange file<\/a> that does this kind of thing for you.  \r\n\r\n<div><div class=\"row\"><div class=\"col-xs-12 containing-block\"><div class=\"bc-outer-container add_margin_20\"><videoplayer><div class=\"video-js-container\"><video data-video-id=\"3877304436001\" data-video-category=\"blog\" data-autostart=\"false\" data-account=\"62009828001\" data-omniture-account=\"mathwgbl\" data-player=\"rJ9XCz2Sx\" data-embed=\"default\" id=\"mathworks-brightcove-player\" class=\"video-js\" controls><\/video><script src=\"\/\/players.brightcove.net\/62009828001\/rJ9XCz2Sx_default\/index.min.js\"><\/script><script>if (typeof(playerLoaded) === 'undefined') {var playerLoaded = false;}(function isVideojsDefined() {if (typeof(videojs) !== 'undefined') {videojs(\"mathworks-brightcove-player\").on('loadedmetadata', function() {playerLoaded = true;});} else {setTimeout(isVideojsDefined, 10);}})();<\/script><\/div><\/videoplayer><\/div><\/div><\/div>\r\n <\/div>","protected":false},"excerpt":{"rendered":"<div class=\"thumbnail thumbnail_asset asset_overlay video\"><a href=\"https:\/\/blogs.mathworks.com\/videos\/2013\/11\/11\/interactively-editing-a-colormap-in-matlab\/?dir=autoplay\"><img decoding=\"async\" src=\"https:\/\/cf-images.us-east-1.prod.boltdns.net\/v1\/static\/62009828001\/c1cb7567-b5ec-4c52-a2f7-36fb0fc33d43\/fd7d80ff-bb5a-439c-9d9f-f44108eb4a37\/1280x720\/match\/image.jpg\" onError=\"this.style.display ='none';\"\/>\n      <div class=\"overlay_container\">\n      <span class=\"icon-video icon_color_null\"><time class=\"video_length\">2:40<\/time><\/span>\n      <\/div>\n      <\/a><\/div><p>I recently wanted a colormap that was distinctive.  I wanted the zero values to be one color while the negative and positive values were different shades.  This video shows how to do this&#8230; <a class=\"read-more\" href=\"https:\/\/blogs.mathworks.com\/videos\/2013\/11\/11\/interactively-editing-a-colormap-in-matlab\/\">read more >><\/a><\/p>","protected":false},"author":68,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[4,17],"tags":[],"_links":{"self":[{"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/posts\/1281"}],"collection":[{"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/users\/68"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/comments?post=1281"}],"version-history":[{"count":5,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/posts\/1281\/revisions"}],"predecessor-version":[{"id":1289,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/posts\/1281\/revisions\/1289"}],"wp:attachment":[{"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/media?parent=1281"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/categories?post=1281"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/tags?post=1281"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}