{"id":19,"date":"2022-04-08T12:00:55","date_gmt":"2022-04-08T10:00:55","guid":{"rendered":"http:\/\/nausikaa.net\/?p=19"},"modified":"2025-11-19T08:40:30","modified_gmt":"2025-11-19T07:40:30","slug":"diffusion-dopinion","status":"publish","type":"post","link":"https:\/\/nausikaa.net\/index.php\/2022\/04\/08\/diffusion-dopinion\/","title":{"rendered":"Diffusion d&#8217;opinion"},"content":{"rendered":"\n<p>Dans ce mod\u00e8le, on peut voir comment deux opinions oppos\u00e9es se diffusent dans une population, en introduisant des influenceurs (carr\u00e9s) qui eux ne changent jamais d&#8217;opinion. Les autres individus (ronds) changent d&#8217;opinion au gr\u00e9 de leurs rencontres. Les opinions sont visualis\u00e9es par un d\u00e9grad\u00e9 de couleur du bleu au jaune, les verts sont neutres \/ ind\u00e9cis.<\/p>\n\n\n\n<p>Play on <a rel=\"noreferrer noopener\" href=\"https:\/\/nausikaa.net\/wp-content\/uploads\/2022\/04\/diffusion.html\" data-type=\"URL\" data-id=\"https:\/\/nausikaa.net\/wp-content\/uploads\/2022\/04\/diffusion.html\" target=\"_blank\">Netlogo web<\/a><\/p>\n\n\n\n<p>Dans la version 2, on peut maintenant non seulement ajouter mais aussi supprimer des influenceurs. On peut ainsi observer comment les opinions tendent vers la moyenne en l&#8217;absence d&#8217;influenceurs (tous les individus deviennent verts au fil du temps), alors que sinon on observe un effet boule de neige : plus il y a d&#8217;individus qui soutiennent une opinion (et notamment d&#8217;influenceurs qui ne changent jamais d&#8217;avis), et plus l&#8217;opinion s&#8217;impose vite.<\/p>\n\n\n\n<p><a href=\"https:\/\/nausikaa.net\/wp-content\/uploads\/2022\/04\/diffusion1-addrm.html\" data-type=\"URL\" data-id=\"https:\/\/nausikaa.net\/wp-content\/uploads\/2022\/04\/diffusion1-addrm.html\" target=\"_blank\" rel=\"noreferrer noopener\">Play<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dans ce mod\u00e8le, on peut voir comment deux opinions oppos\u00e9es se diffusent dans une population, en introduisant des influenceurs (carr\u00e9s) qui eux ne changent jamais d&#8217;opinion. Les autres individus (ronds) changent d&#8217;opinion au gr\u00e9 de leurs rencontres. Les opinions sont visualis\u00e9es par un d\u00e9grad\u00e9 de couleur du bleu au jaune, les verts sont neutres \/ [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[108,4],"tags":[],"class_list":["post-19","post","type-post","status-publish","format-standard","hentry","category-opinion","category-society"],"_links":{"self":[{"href":"https:\/\/nausikaa.net\/index.php\/wp-json\/wp\/v2\/posts\/19","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nausikaa.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nausikaa.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nausikaa.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nausikaa.net\/index.php\/wp-json\/wp\/v2\/comments?post=19"}],"version-history":[{"count":3,"href":"https:\/\/nausikaa.net\/index.php\/wp-json\/wp\/v2\/posts\/19\/revisions"}],"predecessor-version":[{"id":39,"href":"https:\/\/nausikaa.net\/index.php\/wp-json\/wp\/v2\/posts\/19\/revisions\/39"}],"wp:attachment":[{"href":"https:\/\/nausikaa.net\/index.php\/wp-json\/wp\/v2\/media?parent=19"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nausikaa.net\/index.php\/wp-json\/wp\/v2\/categories?post=19"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nausikaa.net\/index.php\/wp-json\/wp\/v2\/tags?post=19"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}