﻿{"id":15025,"date":"2025-08-12T18:23:15","date_gmt":"2025-08-12T16:23:15","guid":{"rendered":"https:\/\/www.sigterritoires.fr\/?page_id=15025"},"modified":"2025-09-05T12:12:01","modified_gmt":"2025-09-05T10:12:01","slug":"attributs-flous","status":"publish","type":"page","link":"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/","title":{"rendered":"Attributs flous"},"content":{"rendered":"\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Contenu <\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/#Mode_demploi\" >Mode d&#8217;emploi<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/#Fenetre_de_parametrage\" >Fen\u00eatre de param\u00e9trage<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/#Champ_%C2%AB_Couches_%C2%BB\" >Champ \u00ab\u00a0Couches\u00a0\u00bb<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/#Champ_%C2%AB_Attributs_%C2%BB\" >Champ \u00ab\u00a0Attributs\u00a0\u00bb<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/#Bouton_%C2%AB_statistiques_%C2%BB\" >Bouton \u00ab\u00a0statistiques\u00a0\u00bb<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/#Fonction_de_transformation\" >Fonction de transformation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/#Parametres_de_la_fonction\" >Param\u00e8tres de la fonction<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/#Historique_des_transformations\" >Historique des transformations<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/#Resultat\" >R\u00e9sultat<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/#Les_fonctions_dappartenance_transformer_les_donnees_en_jugements_flous\" >Les fonctions d\u2019appartenance : transformer les donn\u00e9es en jugements flous<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/#1_Lineaire_croissante\" >1. Lin\u00e9aire croissante<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/#2_Lineaire_decroissante\" >2. Lin\u00e9aire d\u00e9croissante<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/#3_Trapezoidale\" >3. Trap\u00e9zo\u00efdale<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/#4_Triangulaire\" >4. Triangulaire<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/#5_Sigmoide_croissante_S\" >5. Sigmo\u00efde croissante (S)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/#6_Sigmoide_decroissante_Z\" >6. Sigmo\u00efde d\u00e9croissante (Z)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/#7_Gaussienne\" >7. Gaussienne<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Mode_demploi\"><\/span>Mode d&#8217;emploi<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Fenetre_de_parametrage\"><\/span>Fen\u00eatre de param\u00e9trage<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_window.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"632\" data-attachment-id=\"15026\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/fzyattr_window\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_window.jpg?fit=808%2C798&amp;ssl=1\" data-orig-size=\"808,798\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"fzyattr_window\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_window.jpg?fit=640%2C632&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_window.jpg?resize=640%2C632&#038;ssl=1\" alt=\"\" class=\"wp-image-15026\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_window.jpg?w=808&amp;ssl=1 808w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_window.jpg?resize=300%2C296&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_window.jpg?resize=768%2C758&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_window.jpg?resize=120%2C120&amp;ssl=1 120w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Champ_%C2%AB_Couches_%C2%BB\"><\/span>Champ \u00ab\u00a0Couches\u00a0\u00bb<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Le champ \u00ab\u00a0couches\u00a0\u00bb affiche la liste des couches charg\u00e9es, limit\u00e9es aux <strong>tables <a href=\"https:\/\/www.sigterritoires.fr\/index.php\/le-format-geopackage-et-qgis-3\/\">geopackage<\/a><\/strong> et aux <strong>tables <a href=\"https:\/\/www.sigterritoires.fr\/index.php\/debuter-avec-postgrespostgis\/\">postgis<\/a><\/strong>.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_layers.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"632\" data-attachment-id=\"15027\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/fzyattr_layers\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_layers.jpg?fit=808%2C798&amp;ssl=1\" data-orig-size=\"808,798\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"fzyattr_layers\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_layers.jpg?fit=640%2C632&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_layers.jpg?resize=640%2C632&#038;ssl=1\" alt=\"\" class=\"wp-image-15027\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_layers.jpg?w=808&amp;ssl=1 808w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_layers.jpg?resize=300%2C296&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_layers.jpg?resize=768%2C758&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_layers.jpg?resize=120%2C120&amp;ssl=1 120w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Champ_%C2%AB_Attributs_%C2%BB\"><\/span>Champ \u00ab\u00a0Attributs\u00a0\u00bb<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Une fois s\u00e9lectionn\u00e9e la couche, ce menu d\u00e9roulant affiche tous les <strong>champs num\u00e9riques<\/strong> de celle-ci.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_fields.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"632\" data-attachment-id=\"15028\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/fzyattr_fields\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_fields.jpg?fit=808%2C798&amp;ssl=1\" data-orig-size=\"808,798\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"fzyattr_fields\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_fields.jpg?fit=640%2C632&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_fields.jpg?resize=640%2C632&#038;ssl=1\" alt=\"\" class=\"wp-image-15028\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_fields.jpg?w=808&amp;ssl=1 808w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_fields.jpg?resize=300%2C296&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_fields.jpg?resize=768%2C758&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_fields.jpg?resize=120%2C120&amp;ssl=1 120w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Bouton_%C2%AB_statistiques_%C2%BB\"><\/span>Bouton \u00ab\u00a0statistiques\u00a0\u00bb<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Cliquez sur ce bouton pour avoir les statistiques \u00e9l\u00e9mentaires du champ s\u00e9lectionn\u00e9. Ceci vous sera utile pour d\u00e9finir les param\u00e8tres de la fonction de transformation.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_stats.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"632\" data-attachment-id=\"15029\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/fzyattr_stats\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_stats.jpg?fit=808%2C798&amp;ssl=1\" data-orig-size=\"808,798\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"fzyattr_stats\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_stats.jpg?fit=640%2C632&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_stats.jpg?resize=640%2C632&#038;ssl=1\" alt=\"\" class=\"wp-image-15029\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_stats.jpg?w=808&amp;ssl=1 808w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_stats.jpg?resize=300%2C296&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_stats.jpg?resize=768%2C758&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_stats.jpg?resize=120%2C120&amp;ssl=1 120w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Fonction_de_transformation\"><\/span>Fonction de transformation<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Ce menu d\u00e9roulant vous permet de choisir le type de fonction de transformation. Voir plus loin le d\u00e9tail de ces fonctions.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_function.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"632\" data-attachment-id=\"15030\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/fzyattr_function\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_function.jpg?fit=808%2C798&amp;ssl=1\" data-orig-size=\"808,798\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"fzyattr_function\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_function.jpg?fit=640%2C632&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_function.jpg?resize=640%2C632&#038;ssl=1\" alt=\"\" class=\"wp-image-15030\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_function.jpg?w=808&amp;ssl=1 808w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_function.jpg?resize=300%2C296&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_function.jpg?resize=768%2C758&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_function.jpg?resize=120%2C120&amp;ssl=1 120w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Parametres_de_la_fonction\"><\/span>Param\u00e8tres de la fonction<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Rentrez les valeurs de vos param\u00e8tres, s\u00e9par\u00e9s par des virgules. La ligne suivante (Ex: &#8230;&#8230;) vous donne le format correspondant \u00e0 la fonction s\u00e9lectionn\u00e9e.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_params.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"629\" data-attachment-id=\"15031\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/fzyattr_params\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_params.jpg?fit=794%2C780&amp;ssl=1\" data-orig-size=\"794,780\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"fzyattr_params\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_params.jpg?fit=640%2C629&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_params.jpg?resize=640%2C629&#038;ssl=1\" alt=\"\" class=\"wp-image-15031\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_params.jpg?w=794&amp;ssl=1 794w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_params.jpg?resize=300%2C295&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_params.jpg?resize=768%2C754&amp;ssl=1 768w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Historique_des_transformations\"><\/span>Historique des transformations<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Chaque fois qu&rsquo;une transformation ou une agr\u00e9gation est r\u00e9alis\u00e9e par le plugin, une ligne est ajout\u00e9e \u00e0 une table de gestion de l&rsquo;historique, <strong><em>metafuzzy<\/em><\/strong>, qui est cr\u00e9\u00e9e et maintenue au sein du geopackage des donn\u00e9es.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_history.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"243\" data-attachment-id=\"15032\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/attributs-flous\/fzyattr_history\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_history.jpg?fit=2161%2C818&amp;ssl=1\" data-orig-size=\"2161,818\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"fzyattr_history\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_history.jpg?fit=640%2C243&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_history.jpg?resize=640%2C243&#038;ssl=1\" alt=\"\" class=\"wp-image-15032\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_history.jpg?resize=1024%2C388&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_history.jpg?resize=300%2C114&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_history.jpg?resize=768%2C291&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_history.jpg?resize=1536%2C581&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_history.jpg?resize=2048%2C775&amp;ssl=1 2048w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_history.jpg?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/fzyattr_history.jpg?w=1920&amp;ssl=1 1920w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<p>Dans le cas des transformations floues, les champs renseign\u00e9s sont:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><em>field<\/em><\/strong>: le champ d&rsquo;origine dans la couche utilis\u00e9 pour la transformation<\/li>\n\n\n\n<li><strong><em>function<\/em><\/strong>: la fonction s\u00e9lectionn\u00e9e<\/li>\n\n\n\n<li><strong><em>params<\/em><\/strong>: les valeurs num\u00e9riques des param\u00e8tres de transformation<\/li>\n\n\n\n<li><strong><em>source1<\/em><\/strong>: le nom de la couche source de l&rsquo;attribut<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Resultat\"><\/span>R\u00e9sultat<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Le r\u00e9sultat de la commande est un nouvel attribut dans la table en entr\u00e9e avec le suffixe <strong><em>_fuzzy<\/em><\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Les_fonctions_dappartenance_transformer_les_donnees_en_jugements_flous\"><\/span><strong>Les fonctions d\u2019appartenance : transformer les donn\u00e9es en jugements flous<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Voici les principales fonctions disponibles dans le plugin <strong><a href=\"https:\/\/www.sigterritoires.fr\/index.php\/fuzzyattributes\/\">FuzzyAttributes<\/a><\/strong>, avec des exemples concrets :<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Lineaire_croissante\"><\/span><strong>1. Lin\u00e9aire croissante<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft size-full\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/linearcroiss.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"280\" height=\"187\" data-attachment-id=\"14986\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/logique-floue-et-sig-1-2-une-alternative-au-tout-ou-rien-pour-lanalyse-geographique\/linearcroiss\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/linearcroiss.png?fit=280%2C187&amp;ssl=1\" data-orig-size=\"280,187\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"linearcroiss\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/linearcroiss.png?fit=280%2C187&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/linearcroiss.png?resize=280%2C187&#038;ssl=1\" alt=\"\" class=\"wp-image-14986\"\/><\/a><\/figure>\n<\/div>\n\n\n<ul class=\"wp-block-list\">\n<li> Utilis\u00e9e quand \u00ab\u202fplus c\u2019est grand, mieux c\u2019est\u202f\u00bb.<\/li>\n\n\n\n<li>Exemple : l\u2019altitude pour une esp\u00e8ce de montagne, o\u00f9 l\u2019aptitude augmente progressivement \u00e0 partir de 800 m jusqu\u2019\u00e0 1800 m.<\/li>\n\n\n\n<li>Param\u00e8tres : a (valeur minimale) et b (valeur maximale).\n<ul class=\"wp-block-list\">\n<li>Formule :\n<ul class=\"wp-block-list\">\n<li>0 si x \u2264 a<\/li>\n\n\n\n<li>(x \u2212 a) \/ (b \u2212 a) si a &lt; x &lt; b<\/li>\n\n\n\n<li>1 si x \u2265 b<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-full\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/lineardecroiss.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"280\" height=\"187\" data-attachment-id=\"14987\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/logique-floue-et-sig-1-2-une-alternative-au-tout-ou-rien-pour-lanalyse-geographique\/lineardecroiss\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/lineardecroiss.png?fit=280%2C187&amp;ssl=1\" data-orig-size=\"280,187\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"lineardecroiss\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/lineardecroiss.png?fit=280%2C187&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/lineardecroiss.png?resize=280%2C187&#038;ssl=1\" alt=\"\" class=\"wp-image-14987\"\/><\/a><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Lineaire_decroissante\"><\/span><strong>2. Lin\u00e9aire d\u00e9croissante<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cas inverse : \u00ab\u202fmoins c\u2019est grand, mieux c\u2019est\u202f\u00bb.<\/li>\n\n\n\n<li>Exemple : taux de pollution, o\u00f9 une valeur \u00e9lev\u00e9e est mauvaise.<\/li>\n\n\n\n<li>Param\u00e8tres : a, b comme pr\u00e9c\u00e9demment, mais invers\u00e9s.<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft size-full\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/trapezoidale.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"280\" height=\"187\" data-attachment-id=\"14988\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/logique-floue-et-sig-1-2-une-alternative-au-tout-ou-rien-pour-lanalyse-geographique\/trapezoidale\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/trapezoidale.png?fit=280%2C187&amp;ssl=1\" data-orig-size=\"280,187\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"trapezoidale\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/trapezoidale.png?fit=280%2C187&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/trapezoidale.png?resize=280%2C187&#038;ssl=1\" alt=\"\" class=\"wp-image-14988\"\/><\/a><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Trapezoidale\"><\/span><strong>3. Trap\u00e9zo\u00efdale<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Repr\u00e9sente une zone de \u00ab\u202fpleine appartenance\u202f\u00bb entour\u00e9e de transitions.<\/li>\n\n\n\n<li>Exemple : une temp\u00e9rature id\u00e9ale entre 18 \u00b0C et 22 \u00b0C, acceptable entre 16 \u00b0C et 24 \u00b0C.<\/li>\n\n\n\n<li>Param\u00e8tres : a (d\u00e9but transition), b (d\u00e9but zone id\u00e9ale), c (fin zone id\u00e9ale), d (fin transition).<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-full\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/triangulaire.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"280\" height=\"187\" data-attachment-id=\"14989\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/logique-floue-et-sig-1-2-une-alternative-au-tout-ou-rien-pour-lanalyse-geographique\/triangulaire\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/triangulaire.png?fit=280%2C187&amp;ssl=1\" data-orig-size=\"280,187\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"triangulaire\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/triangulaire.png?fit=280%2C187&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/triangulaire.png?resize=280%2C187&#038;ssl=1\" alt=\"\" class=\"wp-image-14989\"\/><\/a><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Triangulaire\"><\/span><strong>4. Triangulaire<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Variante simplifi\u00e9e de la trap\u00e9zo\u00efdale.<\/li>\n\n\n\n<li>Exemple : noter une humidit\u00e9 \u00ab\u202fid\u00e9ale\u202f\u00bb \u00e0 un point pr\u00e9cis (ex. 65 %), mais tol\u00e9rer un flou autour.<\/li>\n\n\n\n<li>Param\u00e8tres : a (d\u00e9but mont\u00e9e), b (sommet), c (fin descente).<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft size-full\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/sigmocroiss.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"280\" height=\"187\" data-attachment-id=\"14990\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/logique-floue-et-sig-1-2-une-alternative-au-tout-ou-rien-pour-lanalyse-geographique\/sigmocroiss\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/sigmocroiss.png?fit=280%2C187&amp;ssl=1\" data-orig-size=\"280,187\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"sigmocroiss\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/sigmocroiss.png?fit=280%2C187&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/sigmocroiss.png?resize=280%2C187&#038;ssl=1\" alt=\"\" class=\"wp-image-14990\"\/><\/a><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_Sigmoide_croissante_S\"><\/span><strong>5. Sigmo\u00efde croissante (S)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Repr\u00e9sente une croissance lente, puis rapide, puis stabilis\u00e9e.<\/li>\n\n\n\n<li>Exemple : acceptabilit\u00e9 d\u2019un d\u00e9bit de rivi\u00e8re pour l\u2019irrigation.<\/li>\n\n\n\n<li>Param\u00e8tres : c (valeur centrale), \u03b1 (pente).<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-full\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/sigmodecroiss.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"280\" height=\"187\" data-attachment-id=\"14991\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/logique-floue-et-sig-1-2-une-alternative-au-tout-ou-rien-pour-lanalyse-geographique\/sigmodecroiss\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/sigmodecroiss.png?fit=280%2C187&amp;ssl=1\" data-orig-size=\"280,187\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"sigmodecroiss\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/sigmodecroiss.png?fit=280%2C187&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/sigmodecroiss.png?resize=280%2C187&#038;ssl=1\" alt=\"\" class=\"wp-image-14991\"\/><\/a><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"6_Sigmoide_decroissante_Z\"><\/span><strong>6. Sigmo\u00efde d\u00e9croissante (Z)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Courbe en \u00ab\u202fZ invers\u00e9\u202f\u00bb : d\u00e9croissance lente \u2192 rapide \u2192 plateau.<\/li>\n\n\n\n<li>Exemple : tol\u00e9rance \u00e0 la salinit\u00e9 du sol pour une culture.<\/li>\n<\/ul>\n\n\n\n<p>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft size-full\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/gaussienne.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"282\" height=\"202\" data-attachment-id=\"14992\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/logique-floue-et-sig-1-2-une-alternative-au-tout-ou-rien-pour-lanalyse-geographique\/gaussienne\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/gaussienne.png?fit=282%2C202&amp;ssl=1\" data-orig-size=\"282,202\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"gaussienne\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/gaussienne.png?fit=282%2C202&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/08\/gaussienne.png?resize=282%2C202&#038;ssl=1\" alt=\"\" class=\"wp-image-14992\"\/><\/a><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"7_Gaussienne\"><\/span><strong>7. Gaussienne<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Fonction en cloche.<\/li>\n\n\n\n<li>Exemple : sensibilit\u00e9 optimale d\u2019une plante \u00e0 un pH pr\u00e9cis.<\/li>\n\n\n\n<li>Param\u00e8tres : c (centre), \u03c3 (\u00e9cart-type contr\u00f4lant la largeur).<\/li>\n<\/ul>\n\n\n\n<p>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mode d&#8217;emploi Fen\u00eatre de param\u00e9trage Champ \u00ab\u00a0Couches\u00a0\u00bb Le champ \u00ab\u00a0couches\u00a0\u00bb affiche la liste des couches charg\u00e9es, limit\u00e9es aux tables geopackage et aux tables postgis. Champ \u00ab\u00a0Attributs\u00a0\u00bb Une fois s\u00e9lectionn\u00e9e la couche, ce menu d\u00e9roulant affiche tous&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"give_campaign_id":0,"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"sfsi_plus_gutenberg_text_before_share":"","sfsi_plus_gutenberg_show_text_before_share":"","sfsi_plus_gutenberg_icon_type":"","sfsi_plus_gutenberg_icon_alignemt":"","sfsi_plus_gutenburg_max_per_row":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"jetpack_post_was_ever_published":false,"footnotes":""},"class_list":["post-15025","page","type-page","status-publish","hentry"],"aioseo_notices":[],"campaignId":"","jetpack_shortlink":"https:\/\/wp.me\/P6XU0A-3Ul","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/pages\/15025","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/comments?post=15025"}],"version-history":[{"count":0,"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/pages\/15025\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/media?parent=15025"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}