{"id":540,"date":"2020-07-17T14:26:41","date_gmt":"2020-07-17T11:26:41","guid":{"rendered":"http:\/\/kadircenk.com\/blog\/?p=540"},"modified":"2021-04-23T17:29:03","modified_gmt":"2021-04-23T14:29:03","slug":"new-paper-accelerating-translational-image-registration-for-hdr-images-on-gpu","status":"publish","type":"post","link":"https:\/\/kadircenk.com\/blog\/new-paper-accelerating-translational-image-registration-for-hdr-images-on-gpu\/","title":{"rendered":"New Paper: &#8220;Accelerating Translational Image Registration for HDR Images on GPU&#8221;"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Hello academy-lovers!<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Our new study is now available on arXiv:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>K.C. Alpay, K.B. Aydemir, A. Temizel, <\/em>\u201c<em>Accelerating Translational Image Registration for HDR Images on GPU<\/em>\u201d<em>, arXiv:2007.06483, July 2020.<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/arxiv.org\/abs\/2007.06483\" target=\"_blank\" aria-label=\"undefined (opens in a new tab)\" rel=\"noreferrer noopener\">https:\/\/arxiv.org\/abs\/2007.06483<\/a><\/p>\n\n\n\n<!--more-->\n\n\n\n<p class=\"wp-block-paragraph\">Our paper got accepted for publication in High Performance Computing Conference: <em>BA\u015eARIM<\/em> <em>2020<\/em>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It also got invited for submission to <em>Concurrency and Computation: Practice and Experience <\/em>|<em> Wiley (CCPE) Journal BASARIM2020 Special Issue<\/em>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/youtu.be\/9XJUKI8S0jI?list=PLRofGbhRbm7j3LaxVB3K_7hwOs1-1Serc&amp;t=1150\" target=\"_blank\" rel=\"noreferrer noopener\">Click here to watch our conference presentation<\/a>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized is-style-default\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kadircenk.github.io\/img\/blurryartifact.png\" alt=\"paper image\" width=\"500\" height=\"490\"\/><figcaption>LDR alignment prevents blurry artifacts in the final HDR image.<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Abstract: <em>High Dynamic Range (HDR) images are generated using multiple exposures of a scene. When a hand-held camera is used to capture a static scene, these images need to be aligned by globally shifting each image in both dimensions. For a fast and robust alignment, the shift amount is commonly calculated using Median Threshold Bitmaps (MTB) and creating an image pyramid. In this study, we optimize these computations using a parallel processing approach utilizing GPU. Experimental evaluation shows that the proposed implementation achieves a speed-up of up to 6.24 times over the baseline multi-threaded CPU implementation on the alignment of one image pair. The source code is available at <a href=\"https:\/\/github.com\/kadircenk\/WardMTBCuda\" target=\"_blank\" aria-label=\"undefined (opens in a new tab)\" rel=\"noreferrer noopener\">https:\/\/github.com\/kadircenk\/WardMTBCuda<\/a><\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hope to see you in the next studies!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hello academy-lovers! Our new study is now available on arXiv: K.C. Alpay, K.B. Aydemir, A. Temizel, \u201cAccelerating Translational Image Registration for HDR Images on GPU\u201d, arXiv:2007.06483, July 2020. https:\/\/arxiv.org\/abs\/2007.06483<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[7],"tags":[],"class_list":["post-540","post","type-post","status-publish","format-standard","hentry","category-academic-study"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>New Paper: &quot;Accelerating Translational Image Registration for HDR Images on GPU&quot; - kadircenk<\/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:\/\/kadircenk.com\/blog\/new-paper-accelerating-translational-image-registration-for-hdr-images-on-gpu\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"New Paper: &quot;Accelerating Translational Image Registration for HDR Images on GPU&quot; - kadircenk\" \/>\n<meta property=\"og:description\" content=\"Hello academy-lovers! Our new study is now available on arXiv: K.C. Alpay, K.B. Aydemir, A. 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