{"id":994,"date":"2022-11-24T16:57:56","date_gmt":"2022-11-24T15:57:56","guid":{"rendered":"https:\/\/web.umons.ac.be\/spcn\/?p=994"},"modified":"2022-11-25T10:35:09","modified_gmt":"2022-11-25T09:35:09","slug":"biases-in-bci-experiments-do-we-really-need-to-balance-stimulus-properties-across-categories","status":"publish","type":"post","link":"https:\/\/web.umons.ac.be\/spcn\/2022\/11\/24\/biases-in-bci-experiments-do-we-really-need-to-balance-stimulus-properties-across-categories\/","title":{"rendered":"Biases in BCI experiments: Do we really need to balance stimulus properties across categories?"},"content":{"rendered":"

Le Brain Computer Interfaces (BCI) permet d\u2019analyser des expressions de la communication humaine, telles que la voix, les gestes, ou m\u00eame les signaux c\u00e9r\u00e9braux enregistr\u00e9s par un \u00e9lectroenc\u00e9phalogramme (EEG). Cette m\u00e9thode, bas\u00e9e sur un algorithme qui permet de classer les signaux d\u2019entr\u00e9e selon leur correspondance \u00e0 des cat\u00e9gories pr\u00e9d\u00e9finies sp\u00e9cifiques \u00e0 la t\u00e2che, a pu \u00eatre appliqu\u00e9e, entre autres, \u00e0 des donn\u00e9es r\u00e9colt\u00e9es au sein de notre laboratoire par Erika Wauthia et Aur\u00e9lie Miceli avec une t\u00e2che d\u2019amor\u00e7age. Cette t\u00e2che, adress\u00e9e \u00e0 des jeunes adultes, leur demandait de juger si une image repr\u00e9sentait un objet manufactur\u00e9 ou naturel. Cette t\u00e2che a pour vocation d\u2019\u00e9valuer la structure de la m\u00e9moire s\u00e9mantique selon une organisation int\u00e9grant les liens th\u00e9matiques et taxonomiques entre les concepts.<\/p>\n

Cette recherche est le fruit de la collaboration entre plusieurs services de recherche de l\u2019UMONS ; l\u2019ISIA Lab, Numediart Institute (Luca La Fisca, Virginie Vandenbulcke et Bernard Gosselin), le PCN, service de Psychologie Cognitive et Neuropsychologie (Erika Wauthia, Aur\u00e9lie Miceli, Isabelle Simoes Loureiro et Laurent Lefebvre) et le d\u00e9partement de neurosciences (Laurence Ris), mais aussi avec la Neurobiology Research Unit du Copenhagen University Hospital.<\/p>\n

Un article passionnant donc, \u00e0 la rencontre des m\u00e9thodes du Num\u00e9diart Institute et des besoins d\u2019analyse r\u00e9colt\u00e9s aupr\u00e8s des participants lors de la recherche en sciences psychologiques.<\/p>\n

Acc\u00e9der \u00e0 l’article<\/a><\/p>\n

\"\"<\/p>\n

<\/div>\n","protected":false},"excerpt":{"rendered":"

Luca La Fisca, membre du Numediart Institute, vient de publier dans la revue \u00ab Frontiers in Computational Neuroscience \u00bb un article passionnant montrant comment les sciences math\u00e9matiques et la recherche en psychologie cognitive peuvent \u0153uvrer de concert pour une analyse plus pouss\u00e9e et fine de nos donn\u00e9es. Il a pour se faire d\u00e9velopp\u00e9 une analyse originale partant des donn\u00e9es r\u00e9colt\u00e9es au sein du PCN par Erika Wauthia et Aur\u00e9lie Miceli, dans le cadre de l\u2019Action de Recherche Concert\u00e9e obtenue par le PCN et le service de Neurosciences (FMP).<\/p>\n","protected":false},"author":127,"featured_media":995,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[197,187,141,47],"tags":[],"class_list":["post-994","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-collaboration-scientifique","category-psychologie-cognitive","category-publications","category-recherche"],"yoast_head":"\nBiases in BCI experiments: Do we really need to balance stimulus properties across categories? - Service \/ FPSE - Psychologie cognitive et Neuropsychologie<\/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:\/\/web.umons.ac.be\/spcn\/2022\/11\/24\/biases-in-bci-experiments-do-we-really-need-to-balance-stimulus-properties-across-categories\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Biases in BCI experiments: Do we really need to balance stimulus properties across categories? - Service \/ FPSE - Psychologie cognitive et Neuropsychologie\" \/>\n<meta property=\"og:description\" content=\"Luca La Fisca, membre du Numediart Institute, vient de publier dans la revue \u00ab Frontiers in Computational Neuroscience \u00bb un article passionnant montrant comment les sciences math\u00e9matiques et la recherche en psychologie cognitive peuvent \u0153uvrer de concert pour une analyse plus pouss\u00e9e et fine de nos donn\u00e9es. Il a pour se faire d\u00e9velopp\u00e9 une analyse originale partant des donn\u00e9es r\u00e9colt\u00e9es au sein du PCN par Erika Wauthia et Aur\u00e9lie Miceli, dans le cadre de l\u2019Action de Recherche Concert\u00e9e obtenue par le PCN et le service de Neurosciences (FMP).\" \/>\n<meta property=\"og:url\" content=\"https:\/\/web.umons.ac.be\/spcn\/2022\/11\/24\/biases-in-bci-experiments-do-we-really-need-to-balance-stimulus-properties-across-categories\/\" \/>\n<meta property=\"og:site_name\" content=\"Service \/ FPSE - Psychologie cognitive et Neuropsychologie\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/pcnumons\" \/>\n<meta property=\"article:published_time\" content=\"2022-11-24T15:57:56+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-11-25T09:35:09+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/web.umons.ac.be\/app\/uploads\/sites\/64\/2022\/11\/articleLuca2023.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1280\" \/>\n\t<meta property=\"og:image:height\" content=\"589\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Sandra Invernizzi\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Sandra Invernizzi\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/web.umons.ac.be\/spcn\/2022\/11\/24\/biases-in-bci-experiments-do-we-really-need-to-balance-stimulus-properties-across-categories\/\",\"url\":\"https:\/\/web.umons.ac.be\/spcn\/2022\/11\/24\/biases-in-bci-experiments-do-we-really-need-to-balance-stimulus-properties-across-categories\/\",\"name\":\"Biases in BCI experiments: Do we really need to balance stimulus properties across categories? 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