{"id":2568,"date":"2017-01-20T10:32:00","date_gmt":"2017-01-20T10:32:00","guid":{"rendered":"https:\/\/mapir.isa.uma.es\/mapirwebsite_wordpress\/?p=2568"},"modified":"2022-01-20T10:41:22","modified_gmt":"2022-01-20T10:41:22","slug":"deep-learning-for-computer-vision","status":"publish","type":"post","link":"https:\/\/mapir.isa.uma.es\/mapirwebsite\/?p=2568","title":{"rendered":"Deep Learning for Computer Vision"},"content":{"rendered":"\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\"><figure class=\"alignleft size-large is-resized\"><img loading=\"lazy\" src=\"https:\/\/mapir.isa.uma.es\/mapirwebsite\/wp-content\/uploads\/2022\/01\/corl17deepinv-1024x387.png\" alt=\"\" class=\"wp-image-2569\" width=\"237\" height=\"89\" srcset=\"https:\/\/mapir.isa.uma.es\/mapirwebsite\/wp-content\/uploads\/2022\/01\/corl17deepinv-1024x387.png 1024w, https:\/\/mapir.isa.uma.es\/mapirwebsite\/wp-content\/uploads\/2022\/01\/corl17deepinv-300x113.png 300w, https:\/\/mapir.isa.uma.es\/mapirwebsite\/wp-content\/uploads\/2022\/01\/corl17deepinv-768x290.png 768w, https:\/\/mapir.isa.uma.es\/mapirwebsite\/wp-content\/uploads\/2022\/01\/corl17deepinv-1536x580.png 1536w, https:\/\/mapir.isa.uma.es\/mapirwebsite\/wp-content\/uploads\/2022\/01\/corl17deepinv.png 1596w\" sizes=\"(max-width: 237px) 100vw, 237px\" \/><\/figure><\/div>\n\n\n\n<p>Deep learning has become the state of the art in many computer vision tasks, such as place recognition, localization, image segmentation and classification, etc.<\/p>\n<\/div>\n<\/div>\n\n\n\n<!--more-->\n\n\n\n<p>In our research, we focuses on the following topics:<\/p>\n\n\n\n<p><strong>Deep Image Enhancement for VO in HDR &nbsp;Environments:&nbsp;&nbsp;<\/strong>In One of the main open challenges in visual odometry (VO) is the&nbsp;robustness to difficult illumination conditions or high dynamic range (HDR)&nbsp;environments.&nbsp;We address this problem from a deep learning perspective, for which we propose two different deep networks: a very deep model consisting of both CNNs&nbsp;and LSTM, and another one of small size capable of executing in real-time on a GPU.&nbsp;Both networks transform a sequence of RGB images into more informative ones, while&nbsp;also being robust to changes in illumination, exposure time, gamma correction, etc. We validate the enhanced representations by evaluating&nbsp;the sequences produced by the two architectures in several state-of-art VO&nbsp;algorithms, such as ORB-SLAM and DSO.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Learning-based Image Enhancement for Visual Odometry in Challenging HDR Environments\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/NKx_zi975Fs?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe>\n<\/div><figcaption>Arxiv draft:\u00a0<a href=\"https:\/\/arxiv.org\/abs\/1707.01274\">https:\/\/arxiv.org\/abs\/1707.01274<\/a><\/figcaption><\/figure>\n\n\n\n<p><strong>Deep Place Recognition:\u00a0<\/strong>Place recognition is still an open problem in computer vision, and its difficulty increases under\u00a0changes in the scenario, viewpoint, illumination or weather condition.\u00a0We propose a Convolutional Neural Network (CNN) with the purpose of recognize the same location under severe weather or illumination variations, seasonal changes, etc.\u00a0In contrast to previous approaches\u00a0which rely on visual descriptors, our algorithm works with the complete image, reducing unnecessary errors induced by posterior feature matching processes by providing a better estimate of place similarity.\u00a0<\/p>\n\n\n\n<h2>Publications<\/h2>\n\n\n\n<p>Please refer to the following articles for further details:<\/p>\n\n\n\n<iframe loading=\"lazy\" style=\"line-height: 1.3em;\" src=\"https:\/\/mapir.uma.es\/mapirpubsite\/index.php\/export\/bytopic\/79\/1\/aigaion_pubs_for_joomlawrapper.css\/none\/mapir_formatted_list\/type\/none\" width=\"100%\" height=\"1000\" frameborder=\"0\"><p>The list is loaded from another server. If you see this, there has been a problem.<\/p><\/iframe>\n","protected":false},"excerpt":{"rendered":"<p>Deep learning has become the state of the art in many computer vision tasks, such as place recognition, localization, image segmentation and classification, etc.<\/p>\n","protected":false},"author":8,"featured_media":2569,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"hide","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false},"categories":[10],"tags":[],"_links":{"self":[{"href":"https:\/\/mapir.isa.uma.es\/mapirwebsite\/index.php?rest_route=\/wp\/v2\/posts\/2568"}],"collection":[{"href":"https:\/\/mapir.isa.uma.es\/mapirwebsite\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mapir.isa.uma.es\/mapirwebsite\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mapir.isa.uma.es\/mapirwebsite\/index.php?rest_route=\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/mapir.isa.uma.es\/mapirwebsite\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2568"}],"version-history":[{"count":1,"href":"https:\/\/mapir.isa.uma.es\/mapirwebsite\/index.php?rest_route=\/wp\/v2\/posts\/2568\/revisions"}],"predecessor-version":[{"id":2570,"href":"https:\/\/mapir.isa.uma.es\/mapirwebsite\/index.php?rest_route=\/wp\/v2\/posts\/2568\/revisions\/2570"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mapir.isa.uma.es\/mapirwebsite\/index.php?rest_route=\/wp\/v2\/media\/2569"}],"wp:attachment":[{"href":"https:\/\/mapir.isa.uma.es\/mapirwebsite\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2568"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mapir.isa.uma.es\/mapirwebsite\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2568"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mapir.isa.uma.es\/mapirwebsite\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2568"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}