{"id":14216,"date":"2025-07-22T11:00:48","date_gmt":"2025-07-22T09:00:48","guid":{"rendered":"https:\/\/sydologie.com\/?p=14216"},"modified":"2025-07-28T14:39:29","modified_gmt":"2025-07-28T12:39:29","slug":"de-limage-au-sens-collectif-ceci-nest-pas-quun-cercle","status":"publish","type":"post","link":"https:\/\/sydo.fr\/sydologie\/2025\/07\/de-limage-au-sens-collectif-ceci-nest-pas-quun-cercle\/","title":{"rendered":"De l&rsquo;image au sens collectif : ceci n&rsquo;est pas (qu&rsquo;)un cercle&#8230;"},"content":{"rendered":"<h2>&#8230; c&rsquo;est bien plus que \u00e7a <\/h2>\n<p>&nbsp;<br \/>\nFaisons une petite exp\u00e9rience : regardez cet emoji \u00ab\u00a0\ud83d\ude0a\u00a0\u00bb. En une fraction de seconde, <strong>votre cerveau a non seulement reconnu un visage, mais aussi d\u00e9cod\u00e9 une \u00e9motion positive. <\/strong>Tout \u00e7a \u00e0 partir d&rsquo;une image : fascinant, n&rsquo;est-ce pas ? Bon, j&rsquo;avoue que je trouve tout fascinant\u2026<br \/>\n&nbsp;<br \/>\nCette capacit\u00e9 que nous avons tous \u00e0 comprendre instantan\u00e9ment certaines images me laisse toujours admiratif (quand m\u00eame, un smiley, c\u2019est juste des pixels, c\u2019est fou non ?). Des panneaux routiers qui nous guident sans m\u00eame y penser, aux interfaces de nos applications qui nous semblent si naturelles, <strong>notre quotidien est tiss\u00e9 de signes visuels que nous d\u00e9chiffrons sans effort<\/strong>. Du moins, en apparence\u2026 Essayons de comprendre tout \u00e7a.<br \/>\n&nbsp;<\/p>\n<h2>Des grottes \u00e0 l&rsquo;\u00e9cran : l&rsquo;\u00e9volution de notre rapport \u00e0 l&rsquo;image<\/h2>\n<p>&nbsp;<br \/>\nIl y a plus de 40 000 ans, <strong>nos anc\u00eatres utilisaient d\u00e9j\u00e0 les images pour transmettre des informations vitales<\/strong> : zones de chasse, dangers, techniques de survie. Cette utilit\u00e9 pratique de l&rsquo;image et des signes visuels n&rsquo;a fait que s&rsquo;amplifier et s\u2019\u00e9largir. Des pictogrammes sum\u00e9riens servant \u00e0 comptabiliser les r\u00e9coltes aux QR codes qui donnent acc\u00e8s \u00e0 nos billets de train, quelle \u00e9volution ! Mais comment notre cerveau arrive-t-il \u00e0 donner du sens \u00e0 tout \u00e7a ?<br \/>\n&nbsp;<br \/>\n<img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"740\" height=\"414\" src=\"https:\/\/i0.wp.com\/sydologie.com\/wp-content\/uploads\/2025\/07\/Article-1.png?resize=740%2C414&#038;ssl=1\" alt=\"Image sens collectif\" class=\"aligncenter size-full wp-image-14220\" srcset=\"https:\/\/i0.wp.com\/sydo.fr\/sydologie\/wp-content\/uploads\/2025\/07\/Article-1.png?w=740&amp;ssl=1 740w, https:\/\/i0.wp.com\/sydo.fr\/sydologie\/wp-content\/uploads\/2025\/07\/Article-1.png?resize=300%2C168&amp;ssl=1 300w\" sizes=\"auto, (max-width: 740px) 100vw, 740px\" \/><br \/>\n&nbsp;<\/p>\n<h2>Notre cerveau, une machine \u00e0 interpr\u00e9ter l&rsquo;image<\/h2>\n<p>&nbsp;<br \/>\nCommen\u00e7ons par le plus fondamental : comment percevons-nous les images ? Au d\u00e9but du XXe si\u00e8cle, <a href=\"https:\/\/pressbooks.cuny.edu\/jjcpsy101\/chapter\/5-3-gestalt-principles-of-perception\/\"target=\"blank\">les psychologues de la Gestalt ont fait une d\u00e9couverte fascinante <\/a>(oui, encore !) : notre cerveau ne se contente pas de recevoir passivement l&rsquo;information visuelle, il l&rsquo;organise activement selon des lois pr\u00e9cises.<br \/>\n&nbsp;<br \/>\nPrenez une suite de points : \u2022\u2022\u2022\u2022. Vous les voyez probablement align\u00e9s, group\u00e9s. <strong>Ces lois de perception (continuit\u00e9, proximit\u00e9, similitude) sont universelles<\/strong> et constituent la base de notre compr\u00e9hension visuelle.<br \/>\n&nbsp;<br \/>\nMais la perception n&rsquo;est que le d\u00e9but de l&rsquo;histoire. Une fois que notre cerveau a organis\u00e9 l&rsquo;information visuelle, <strong>comment lui donne-t-il du sens ? <\/strong>C&rsquo;est l\u00e0 qu&rsquo;interviennent diff\u00e9rents niveaux d&rsquo;interpr\u00e9tation.<br \/>\n&nbsp;<\/p>\n<h2>De la forme au sens : les diff\u00e9rentes couches de lecture<\/h2>\n<p>&nbsp;<br \/>\nLe s\u00e9miologue Charles Sanders Peirce nous aide \u00e0 comprendre <strong>comment une m\u00eame image peut porter plusieurs niveaux de sens.<\/strong> Prenons l&rsquo;exemple du feu rouge :<br \/>\n&nbsp;<br \/>\n&#8211; <strong>Premier niveau (l&rsquo;ic\u00f4ne)<\/strong> : nous reconnaissons simplement la forme et la couleur.<br \/>\n&#8211; <strong>Deuxi\u00e8me niveau (l&rsquo;indice)<\/strong> : nous comprenons qu&rsquo;il signale une intersection.<br \/>\n&#8211; <strong>Troisi\u00e8me niveau (le symbole)<\/strong> : nous savons qu&rsquo;il repr\u00e9sente l&rsquo;obligation d&rsquo;arr\u00eat.<br \/>\n&nbsp;<br \/>\nCette compr\u00e9hension en couches explique pourquoi certaines images sont si efficaces : <strong>elles activent simultan\u00e9ment plusieurs niveaux de lecture <\/strong>dans notre esprit.<br \/>\n&nbsp;<\/p>\n<h2>L&rsquo;intuition au service de la compr\u00e9hension<\/h2>\n<p>&nbsp;<br \/>\nMais il y a plus fascinant encore (je vous avais pr\u00e9venu, et je ne compte pas arr\u00eater&#8230;). James Gibson a d\u00e9couvert que certaines formes sugg\u00e8rent naturellement leur utilisation &#8211; c&rsquo;est ce qu&rsquo;il a appel\u00e9 <strong>\u00ab\u00a0l&rsquo;affordance\u00a0\u00bb<\/strong>. Don Norman a ensuite montr\u00e9 <strong>comment ce principe s&rsquo;applique au design num\u00e9rique. <\/strong><br \/>\n&nbsp;<br \/>\nC&rsquo;est pour \u00e7a que l&rsquo;ic\u00f4ne de corbeille sur votre ordinateur vous \u00ab\u00a0dit\u00a0\u00bb instantan\u00e9ment qu&rsquo;elle sert \u00e0 supprimer des fichiers, m\u00eame si c&rsquo;est la premi\u00e8re fois que vous utilisez un ordinateur !<br \/>\n&nbsp;<\/p>\n<h2>Des images universelles aux interpr\u00e9tations culturelles<\/h2>\n<p>&nbsp;<br \/>\nCette capacit\u00e9 \u00e0 comprendre intuitivement certaines images va encore plus loin. Carl Jung a th\u00e9oris\u00e9 l&rsquo;existence d&rsquo;<strong>arch\u00e9types, des images qui semblent parler \u00e0 tous les humains<\/strong>, quelle que soit leur culture.<br \/>\n&nbsp;<br \/>\nLe cercle, par exemple, \u00e9voque universellement la perfection et la totalit\u00e9, de la pleine lune aux mandalas. Les publicitaires l&rsquo;ont bien compris : regardez les logos des grandes marques, vous y retrouverez ces formes arch\u00e9typales.<br \/>\n&nbsp;<br \/>\nMais attention ! Roland Barthes nous rappelle que notre interpr\u00e9tation des images n&rsquo;est pas que biologique ou intuitive. <strong>La culture joue un r\u00f4le crucial.<\/strong> Un m\u00eame symbole peut avoir des significations tr\u00e8s diff\u00e9rentes selon les contextes culturels. La colombe, symbole de paix en Occident, peut \u00eatre interpr\u00e9t\u00e9e diff\u00e9remment ailleurs.<br \/>\n&nbsp;<\/p>\n<h2>Image et sens : les d\u00e9fis de l&rsquo;\u00e8re num\u00e9rique<\/h2>\n<p>Revenons \u00e0 notre emoji du d\u00e9but. Aujourd&rsquo;hui, en quelques clics, n&rsquo;importe qui peut cr\u00e9er, modifier et partager des images. Les technologies num\u00e9riques nous offrent une libert\u00e9 cr\u00e9ative qui aurait sembl\u00e9 magique \u00e0 nos anc\u00eatres des grottes de Lascaux. Applications de cr\u00e9ation graphique, outils de visualisation de donn\u00e9es, intelligence artificielle g\u00e9n\u00e9rative&#8230; <strong>notre bo\u00eete \u00e0 outils ne cesse de s&rsquo;enrichir. <\/strong><br \/>\n&nbsp;<br \/>\nMais cette abondance de moyens nous ram\u00e8ne \u00e0 une question essentielle : <strong>comment choisir la repr\u00e9sentation qui touchera vraiment notre public ?<\/strong><br \/>\n&nbsp;<\/p>\n<h2>La responsabilit\u00e9 du cr\u00e9ateur visuel<\/h2>\n<p>&nbsp;<br \/>\nCar oui, avec cette profusion d&rsquo;outils, cr\u00e9er une image n&rsquo;est plus vraiment un d\u00e9fi technique. Le v\u00e9ritable enjeu est ailleurs : <strong>comment s&rsquo;assurer que notre message visuel atteindra son but ?<\/strong><br \/>\n&nbsp;<br \/>\nQu&rsquo;il s&rsquo;agisse d&rsquo;une infographie pour expliquer le changement climatique, d&rsquo;un sch\u00e9ma pour faciliter l&rsquo;apprentissage, ou d&rsquo;une interface pour guider l&rsquo;utilisateur, <strong>chaque choix visuel influence la fa\u00e7on dont notre message sera compris et retenu.<\/strong><br \/>\n&nbsp;<br \/>\nPrenez ces nouveaux outils d&rsquo;intelligence artificielle qui peuvent g\u00e9n\u00e9rer des images impressionnantes en quelques secondes. Mais un simple croquis sur un coin de table peut parfois \u00eatre plus efficace pour faire comprendre une id\u00e9e. C&rsquo;est comme notre emoji du d\u00e9but : sa force ne vient <strong>pas de sa complexit\u00e9 technique, mais de sa capacit\u00e9 \u00e0 transmettre instantan\u00e9ment une \u00e9motion.<\/strong><br \/>\n&nbsp;<\/p>\n<h2>Image et sens : conclusion<\/h2>\n<p>&nbsp;<br \/>\nDe l&#8217;emoji souriant aux visualisations de donn\u00e9es complexes, notre rapport aux images continue d&rsquo;\u00e9voluer. Mais une chose reste constante :<strong> la vraie puissance d&rsquo;une image r\u00e9side dans sa capacit\u00e9 \u00e0 cr\u00e9er du sens, \u00e0 toucher, \u00e0 faire comprendre.<\/strong><br \/>\n&nbsp;<br \/>\nAlors que nous entrons dans cette \u00e8re d&rsquo;abondance visuelle, peut-\u00eatre que le plus grand d\u00e9fi n&rsquo;est pas de cr\u00e9er toujours plus d&rsquo;images, mais de <strong>cr\u00e9er celles qui sauront vraiment parler \u00e0 notre public<\/strong>, comme ce simple emoji qui a ouvert notre discussion.<br \/>\n&nbsp;<br \/>\nOn se voit la semaine prochaine pour l&rsquo;\u00e9pisode 2 :).<br \/>\n&nbsp;<br \/>\n&nbsp;<br \/>\n&nbsp;<br \/>\nPendant ce temps, si vous voulez creuser la question, <a href=\"https:\/\/sydologie.com\/2022\/05\/theorie-cognitive-de-lapprentissage-multimedia-article-10-le-design-emotionnel\/\"target=\"blank\"><strong>vous pouvez lire cet article sur le design \u00e9motionnel.<\/strong> <\/a><br \/>\n&nbsp;<br \/>\n&nbsp;<br \/>\n&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"&#8230; c&rsquo;est bien plus que \u00e7a &nbsp; Faisons une petite exp\u00e9rience : regardez cet emoji \u00ab\u00a0\ud83d\ude0a\u00a0\u00bb. En une fraction de seconde, votre cerveau a non seulement reconnu un visage, mais aussi d\u00e9cod\u00e9 une \u00e9motion positive. Tout \u00e7a \u00e0 partir d&rsquo;une image : fascinant, n&rsquo;est-ce pas ? Bon, j&rsquo;avoue que je trouve tout fascinant\u2026 &nbsp; Cette&#8230; <a class=\"view-article\" href=\"https:\/\/sydo.fr\/sydologie\/2025\/07\/de-limage-au-sens-collectif-ceci-nest-pas-quun-cercle\/\">Voir l&rsquo;article<\/a>","protected":false},"author":52,"featured_media":14236,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"rop_custom_images_group":[],"rop_custom_messages_group":[],"rop_publish_now":"initial","rop_publish_now_accounts":[],"rop_publish_now_history":[],"rop_publish_now_status":"pending","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[2],"tags":[173,577,1037,2176,1118,1234],"class_list":["post-14216","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-le-mag","tag-cerveau","tag-image","tag-schema","tag-sens","tag-symbole","tag-visuels"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - 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