{"id":10986,"date":"2019-09-06T09:00:43","date_gmt":"2019-09-06T13:00:43","guid":{"rendered":"https:\/\/blogs.mathworks.com\/pick\/?p=10986"},"modified":"2019-09-05T20:05:37","modified_gmt":"2019-09-06T00:05:37","slug":"winner-of-machine-learning-hackathon","status":"publish","type":"post","link":"https:\/\/blogs.mathworks.com\/pick\/2019\/09\/06\/winner-of-machine-learning-hackathon\/","title":{"rendered":"Winner of Machine Learning Hackathon"},"content":{"rendered":"\r\n<div class=\"content\"><p><a href=\"http:\/\/www.mathworks.com\/matlabcentral\/profile\/authors\/869871\">Jiro<\/a>&#8216;s Pick this week is <a href=\"https:\/\/www.mathworks.com\/matlabcentral\/fileexchange\/68328\">Deep Learning Hackathon with Transfer Learning<\/a> by <a href=\"https:\/\/www.mathworks.com\/matlabcentral\/profile\/authors\/7469523\">Paola Jaramillo<\/a>.<\/p><p>Deep learning is becoming more accessible to casual programmers, especially with many <a href=\"https:\/\/www.mathworks.com\/help\/deeplearning\/ug\/pretrained-convolutional-neural-networks.html\">pretrained deep neural networks<\/a> that people can download from the <a href=\"https:\/\/www.mathworks.com\/help\/matlab\/matlab_env\/get-add-ons.html\">Add-On Explorer<\/a>. These pretrained networks are trained on some specific set of images, and they can be a great starting point for new tasks. Adapting a pretrained network for a new task is called <a href=\"https:\/\/www.mathworks.com\/help\/deeplearning\/gs\/get-started-with-transfer-learning.html\">transfer learning<\/a>.<\/p><p>This entry by Paola is an example of transfer learning that won her <b>first place<\/b> at a <a title=\"https:\/\/blogs.itility.nl\/en\/image-recognition-model-that-identifies-plant-species (link no longer works)\">Hackathon on Deep Learning for Agriculture<\/a> by Itility. The challenge was to classify the species of plants from the images.<\/p><p>\r\n<img\r\nsrc=\"https:\/\/blogs.mathworks.com\/deep-learning\/files\/2019\/09\/image_classification1.png\"><\/img>\r\n<\/p><p>She wrote about it in the <a href=\"https:\/\/blogs.mathworks.com\/deep-learning\/2019\/09\/03\/matlab-wins-hackathon\/\">Deep Learning Blog<\/a>, so I&#8217;ll let you read the details there.<\/p><p><b>Comments<\/b><\/p><p>Let us know what you think <a href=\"http:\/\/blogs.mathworks.com\/pick\/?p=10986#respond\">here<\/a> or leave a <a href=\"https:\/\/www.mathworks.com\/matlabcentral\/fileexchange\/68328#comment\">comment<\/a> for Paola.<\/p><script language=\"JavaScript\"> <!-- \r\n    function grabCode_8d53c325f0b84762ae04178a3cf103bf() {\r\n        \/\/ Remember the title so we can use it in the new page\r\n        title = document.title;\r\n\r\n        \/\/ Break up these strings so that their presence\r\n        \/\/ in the Javascript doesn't mess up the search for\r\n        \/\/ the MATLAB code.\r\n        t1='8d53c325f0b84762ae04178a3cf103bf ' + '##### ' + 'SOURCE BEGIN' + ' #####';\r\n        t2='##### ' + 'SOURCE END' + ' #####' + ' 8d53c325f0b84762ae04178a3cf103bf';\r\n    \r\n        b=document.getElementsByTagName('body')[0];\r\n        i1=b.innerHTML.indexOf(t1)+t1.length;\r\n        i2=b.innerHTML.indexOf(t2);\r\n \r\n        code_string = b.innerHTML.substring(i1, i2);\r\n        code_string = code_string.replace(\/REPLACE_WITH_DASH_DASH\/g,'--');\r\n\r\n        \/\/ Use \/x3C\/g instead of the less-than character to avoid errors \r\n        \/\/ in the XML parser.\r\n        \/\/ Use '\\x26#60;' instead of '<' so that the XML parser\r\n        \/\/ doesn't go ahead and substitute the less-than character. \r\n        code_string = code_string.replace(\/\\x3C\/g, '\\x26#60;');\r\n\r\n        copyright = 'Copyright 2019 The MathWorks, Inc.';\r\n\r\n        w = window.open();\r\n        d = w.document;\r\n        d.write('<pre>\\n');\r\n        d.write(code_string);\r\n\r\n        \/\/ Add copyright line at the bottom if specified.\r\n        if (copyright.length > 0) {\r\n            d.writeln('');\r\n            d.writeln('%%');\r\n            if (copyright.length > 0) {\r\n                d.writeln('% _' + copyright + '_');\r\n            }\r\n        }\r\n\r\n        d.write('<\/pre>\\n');\r\n\r\n        d.title = title + ' (MATLAB code)';\r\n        d.close();\r\n    }   \r\n     --> <\/script><p style=\"text-align: right; font-size: xx-small; font-weight:lighter;   font-style: italic; color: gray\"><br><a href=\"javascript:grabCode_8d53c325f0b84762ae04178a3cf103bf()\"><span style=\"font-size: x-small;        font-style: italic;\">Get \r\n      the MATLAB code <noscript>(requires JavaScript)<\/noscript><\/span><\/a><br><br>\r\n      Published with MATLAB&reg; R2019a<br><\/p><p class=\"footer\"><br>\r\n      Published with MATLAB&reg; R2019a<br><\/p><\/div><!--\r\n8d53c325f0b84762ae04178a3cf103bf ##### SOURCE BEGIN #####\r\n%%\r\n% <http:\/\/www.mathworks.com\/matlabcentral\/profile\/authors\/869871 Jiro>'s\r\n% Pick this week is\r\n% <https:\/\/www.mathworks.com\/matlabcentral\/fileexchange\/68328 Deep Learning\r\n% Hackathon with Transfer Learning> by\r\n% <https:\/\/www.mathworks.com\/matlabcentral\/profile\/authors\/7469523 Paola\r\n% Jaramillo>.\r\n%\r\n% Deep learning is becoming more accessible to casual programmers,\r\n% especially with many\r\n% <https:\/\/www.mathworks.com\/help\/deeplearning\/ug\/pretrained-convolutional-neural-networks.html\r\n% pretrained deep neural networks> that people can download from the\r\n% <https:\/\/www.mathworks.com\/help\/matlab\/matlab_env\/get-add-ons.html Add-On\r\n% Explorer>. These pretrained networks are trained on some specific set of\r\n% images, and they can be a great starting point for new tasks. Adapting a\r\n% pretrained network for a new task is called\r\n% <https:\/\/www.mathworks.com\/help\/deeplearning\/gs\/get-started-with-transfer-learning.html\r\n% transfer learning>.\r\n%\r\n% This entry by Paola is an example of transfer learning that won her\r\n% *first place* at a\r\n% <https:\/\/blogs.itility.nl\/en\/image-recognition-model-that-identifies-plant-species\r\n% Hackathon on Deep Learning for Agriculture> by Itility. The challenge was\r\n% to classify the species of plants from the images. \r\n%\r\n% <html>\r\n% <img\r\n% src=\"https:\/\/blogs.mathworks.com\/deep-learning\/files\/2019\/09\/image_classification1.png\"><\/img>\r\n% <\/html>\r\n%\r\n% She wrote about it in\r\n% the\r\n% <https:\/\/blogs.mathworks.com\/deep-learning\/2019\/09\/03\/matlab-wins-hackathon\/\r\n% Deep Learning Blog>, so I'll let you read the details there.\r\n%\r\n% *Comments*\r\n%\r\n% Let us know what you think\r\n% <http:\/\/blogs.mathworks.com\/pick\/?p=10986#respond here> or leave a\r\n% <https:\/\/www.mathworks.com\/matlabcentral\/fileexchange\/68328#comment\r\n% comment> for Paola.\r\n\r\n##### SOURCE END ##### 8d53c325f0b84762ae04178a3cf103bf\r\n-->\r\n","protected":false},"excerpt":{"rendered":"<p>\r\nJiro&#8216;s Pick this week is Deep Learning Hackathon with Transfer Learning by Paola Jaramillo.Deep learning is becoming more accessible to casual programmers, especially with many pretrained&#8230; <a class=\"read-more\" href=\"https:\/\/blogs.mathworks.com\/pick\/2019\/09\/06\/winner-of-machine-learning-hackathon\/\">read more >><\/a><\/p>","protected":false},"author":35,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[16],"tags":[],"_links":{"self":[{"href":"https:\/\/blogs.mathworks.com\/pick\/wp-json\/wp\/v2\/posts\/10986"}],"collection":[{"href":"https:\/\/blogs.mathworks.com\/pick\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.mathworks.com\/pick\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.mathworks.com\/pick\/wp-json\/wp\/v2\/users\/35"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.mathworks.com\/pick\/wp-json\/wp\/v2\/comments?post=10986"}],"version-history":[{"count":2,"href":"https:\/\/blogs.mathworks.com\/pick\/wp-json\/wp\/v2\/posts\/10986\/revisions"}],"predecessor-version":[{"id":10990,"href":"https:\/\/blogs.mathworks.com\/pick\/wp-json\/wp\/v2\/posts\/10986\/revisions\/10990"}],"wp:attachment":[{"href":"https:\/\/blogs.mathworks.com\/pick\/wp-json\/wp\/v2\/media?parent=10986"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.mathworks.com\/pick\/wp-json\/wp\/v2\/categories?post=10986"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.mathworks.com\/pick\/wp-json\/wp\/v2\/tags?post=10986"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}