{"id":590,"date":"2020-12-17T19:28:13","date_gmt":"2020-12-17T17:28:13","guid":{"rendered":"http:\/\/members.loria.fr\/ADeleforge\/?p=590"},"modified":"2021-09-22T12:03:52","modified_gmt":"2021-09-22T10:03:52","slug":"acoust-ia-making-acoustic-diagnosis-better-simpler-and-cheaper","status":"publish","type":"post","link":"https:\/\/members.loria.fr\/ADeleforge\/acoust-ia-making-acoustic-diagnosis-better-simpler-and-cheaper\/","title":{"rendered":"Acoust.IA : Making Acoustic Diagnosis Better, Simpler and Cheaper"},"content":{"rendered":"<p><a href=\"http:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/thumbnail.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-604 alignleft\" src=\"http:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/thumbnail-300x198.jpg\" alt=\"\" width=\"221\" height=\"146\" srcset=\"https:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/thumbnail-300x198.jpg 300w, https:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/thumbnail-768x506.jpg 768w, https:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/thumbnail.jpg 957w\" sizes=\"auto, (max-width: 221px) 100vw, 221px\" \/><\/a>October 1st 2020 marked the start of <strong>ACOUST.IA<\/strong>, an Inria-funded 3 years collaborative projects jointly lead by my collaborator C\u00e9dric Foy from the acoustic research team <a href=\"https:\/\/www.umrae.fr\/\">UMRAE<\/a> at the <a href=\"https:\/\/www.cerema.fr\/fr\/cerema\/directions\/cerema-est\/site-strasbourg\">Cerema of Strasbourg<\/a> and myself. Our goal is to develop new techniques at the intersection of acoustics, audio signal processing and machine learning, to make the acoustic diagnosis of rooms better, simpler and cheaper. The core question is: <em>\u00ab\u00a0Can one retrieve the acoustical properties of surfaces inside a room, such as their absorption coefficients, from the audio recordings of a few claps?\u00a0\u00bb.\u00a0 <\/em>St\u00e9phane Dilungana just started his PhD thesis in Strasbourg on this topic, and is co-supervized by me, C\u00e9dric, and <a href=\"https:\/\/images.icube.unistra.fr\/index.php\/Sylvain_Faisan\">Sylvain Faisan<\/a> from the laboratory <a href=\"https:\/\/images.icube.unistra.fr\/index.php\/Accueil\">iCube<\/a> of the University of Strasbourg.<\/p>\n<p>&nbsp;<\/p>\n<p><!--more--><\/p>\n<p><a href=\"https:\/\/www.inria.fr\/en\/making-acoustic-diagnosis-better-quicker-and-cheaper\">Click here<\/a> for a general audience article on the project, and here is a video report on the project made by the regional TV channel <a href=\"https:\/\/www.france.tv\/france-3\/grand-est\/\">France 3 Lorraine<\/a>:<\/p>\n\n<!-- iframe plugin v.6.0 wordpress.org\/plugins\/iframe\/ -->\n<iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/BG1P93TtUcc\" frameborder=\"0\" 0=\"allowfullscreen\" scrolling=\"yes\" class=\"iframe-class\"><\/iframe>\n\n<p>&nbsp;<\/p>\n<p>Shooting the report was a great experience! Here are some pictures from the shooting:<br \/>\n\n<!-- iframe plugin v.6.0 wordpress.org\/plugins\/iframe\/ -->\n<iframe width=\"400\" height=\"1\" scrolling=\"yes\" class=\"iframe-class\" frameborder=\"0\"><\/iframe>\n<\/p>\n<p><a href=\"http:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/20201207_145444-01_small.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-596 alignleft\" src=\"http:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/20201207_145444-01_small-225x300.jpg\" alt=\"\" width=\"165\" height=\"220\" srcset=\"https:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/20201207_145444-01_small-225x300.jpg 225w, https:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/20201207_145444-01_small.jpg 735w\" sizes=\"auto, (max-width: 165px) 100vw, 165px\" \/><\/a> <a href=\"http:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/20201207_1638510-01_small.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-598 alignleft\" src=\"http:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/20201207_1638510-01_small-300x225.jpg\" alt=\"\" width=\"294\" height=\"220\" srcset=\"https:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/20201207_1638510-01_small-300x225.jpg 300w, https:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/20201207_1638510-01_small-1024x768.jpg 1024w, https:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/20201207_1638510-01_small-768x576.jpg 768w, https:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/20201207_1638510-01_small.jpg 1200w\" sizes=\"auto, (max-width: 294px) 100vw, 294px\" \/><\/a> <a href=\"http:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/20201207_153510-01_small.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-599 alignleft\" src=\"http:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/20201207_153510-01_small-300x258.jpg\" alt=\"\" width=\"256\" height=\"220\" srcset=\"https:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/20201207_153510-01_small-300x258.jpg 300w, https:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/20201207_153510-01_small-768x660.jpg 768w, https:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/20201207_153510-01_small.jpg 855w\" sizes=\"auto, (max-width: 256px) 100vw, 256px\" \/><\/a><a href=\"http:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/20201207_172252-01-small.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-615\" src=\"http:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/20201207_172252-01-small-300x225.jpeg\" alt=\"\" width=\"293\" height=\"220\" srcset=\"https:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/20201207_172252-01-small-300x225.jpeg 300w, https:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/20201207_172252-01-small-768x576.jpeg 768w, https:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/20201207_172252-01-small.jpeg 1008w\" sizes=\"auto, (max-width: 293px) 100vw, 293px\" \/><\/a> \n<!-- iframe plugin v.6.0 wordpress.org\/plugins\/iframe\/ -->\n<iframe width=\"400\" height=\"1\" scrolling=\"yes\" class=\"iframe-class\" frameborder=\"0\"><\/iframe>\n<\/p>\n<p>I learned that shooting a movie means spending a lot of time walking in corridors, going up and down stairs, passing doors multiple times&#8230; all of this looking as natural as possible! \ud83d\ude42<\/p>\n<p>C\u00e9dric Foy, our former intern Corto Bastien and myself (virtually) presented our preliminary work on the topic at the international conference <a href=\"https:\/\/fa2020.universite-lyon.fr\/\">Forum Acusticum<\/a> on Dec. 4, 2020. In this work, we trained different neural network architectures on simulated datasets to estimate mean absorption coefficients in octave bands from room impulse responses. Check out this video of my presentation (slides <a href=\"http:\/\/members.loria.fr\/ADeleforge\/wp-content\/blogs.dir\/192\/files\/sites\/192\/2020\/12\/FA2020-Foy-Deleforge-presentation.pdf\">here<\/a>):<\/p>\n\n<!-- iframe plugin v.6.0 wordpress.org\/plugins\/iframe\/ -->\n<iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/MbqeD8vfj9Y\" frameborder=\"0\" 0=\"allowfullscreen\" scrolling=\"yes\" class=\"iframe-class\"><\/iframe>\n\n<p>&nbsp;<\/p>\n<p>A short two-pages paper describing the study is available <a href=\"https:\/\/hal.inria.fr\/hal-03045556\/document\">here<\/a>. We are currenly working on a longer journal submission.<\/p>\n<p><span style=\"color: #0000ff\"><strong>Update 22\/09\/2021<\/strong><\/span><br \/>\n<span style=\"color: #0000ff\">Our long paper is now published in the prestigious Journal of the Acoustical Society of America (JASA)! You can download the<\/span> <a href=\"https:\/\/members.loria.fr\/ADeleforge\/files\/foy-deleforge_JASA-2021_published.pdf\">published version here<\/a> <span style=\"color: #0000ff\">[\u00a9 2021 Acoustical Society of America<\/span> <a href=\"https:\/\/asa.scitation.org\/doi\/10.1121\/10.0005888\">https:\/\/asa.scitation.org\/doi\/10.1121\/10.0005888<\/a><span style=\"color: #0000ff\">].<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>October 1st 2020 marked the start of ACOUST.IA, an Inria-funded 3 years collaborative projects jointly lead by my collaborator C\u00e9dric Foy from the acoustic research team UMRAE at the Cerema of Strasbourg and myself. Our goal is to develop new techniques at the intersection of acoustics, audio signal processing and machine learning, to make the [&hellip;]<\/p>\n","protected":false},"author":176,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,10],"tags":[],"class_list":["post-590","post","type-post","status-publish","format-standard","hentry","category-non-classe","category-research"],"_links":{"self":[{"href":"https:\/\/members.loria.fr\/ADeleforge\/wp-json\/wp\/v2\/posts\/590","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/members.loria.fr\/ADeleforge\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/members.loria.fr\/ADeleforge\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/members.loria.fr\/ADeleforge\/wp-json\/wp\/v2\/users\/176"}],"replies":[{"embeddable":true,"href":"https:\/\/members.loria.fr\/ADeleforge\/wp-json\/wp\/v2\/comments?post=590"}],"version-history":[{"count":21,"href":"https:\/\/members.loria.fr\/ADeleforge\/wp-json\/wp\/v2\/posts\/590\/revisions"}],"predecessor-version":[{"id":629,"href":"https:\/\/members.loria.fr\/ADeleforge\/wp-json\/wp\/v2\/posts\/590\/revisions\/629"}],"wp:attachment":[{"href":"https:\/\/members.loria.fr\/ADeleforge\/wp-json\/wp\/v2\/media?parent=590"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/members.loria.fr\/ADeleforge\/wp-json\/wp\/v2\/categories?post=590"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/members.loria.fr\/ADeleforge\/wp-json\/wp\/v2\/tags?post=590"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}