{"id":1270,"date":"2013-10-17T15:39:44","date_gmt":"2013-10-17T20:39:44","guid":{"rendered":"https:\/\/blogs.mathworks.com\/videos\/?p=1270"},"modified":"2013-10-17T15:39:44","modified_gmt":"2013-10-17T20:39:44","slug":"when-only-small-speed-improvements-are-possible-in-matlab","status":"publish","type":"post","link":"https:\/\/blogs.mathworks.com\/videos\/2013\/10\/17\/when-only-small-speed-improvements-are-possible-in-matlab\/","title":{"rendered":"When only small speed improvements are possible in MATLAB"},"content":{"rendered":"The profiler is very important when you want to speed up your code.  It is nearly impossible to know where the bottleneck will be in your code until it is written and tested.  Often times there are basic things you can do to speed your code.  These basic things include pre-allocate vectors.  What do you do when the basic things do not help or have already been done?\r\n<p>\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=\"3877304437001\" 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>\r\n","protected":false},"excerpt":{"rendered":"<div class=\"thumbnail thumbnail_asset asset_overlay video\"><a href=\"https:\/\/blogs.mathworks.com\/videos\/2013\/10\/17\/when-only-small-speed-improvements-are-possible-in-matlab\/?dir=autoplay\"><img decoding=\"async\" src=\"https:\/\/cf-images.us-east-1.prod.boltdns.net\/v1\/static\/62009828001\/97273669-cbc0-4f99-bc47-6ed5670b8563\/98bfb7c9-ef03-41b7-8272-9a438de05831\/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\">6:33<\/time><\/span>\n      <\/div>\n      <\/a><\/div><p>The profiler is very important when you want to speed up your code.  It is nearly impossible to know where the bottleneck will be in your code until it is written and tested.  Often times there are&#8230; <a class=\"read-more\" href=\"https:\/\/blogs.mathworks.com\/videos\/2013\/10\/17\/when-only-small-speed-improvements-are-possible-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\/1270"}],"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=1270"}],"version-history":[{"count":5,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/posts\/1270\/revisions"}],"predecessor-version":[{"id":1276,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/posts\/1270\/revisions\/1276"}],"wp:attachment":[{"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/media?parent=1270"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/categories?post=1270"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/tags?post=1270"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}