{"version":"1.0","provider_name":"FRANCESTAT","provider_url":"https:\/\/francestat.com","author_name":"admin8280","author_url":"https:\/\/francestat.com\/index.php\/author\/admin8280\/","title":"Uniwin - KNN - FRANCESTAT","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"LwPBk4fr78\"><a href=\"https:\/\/francestat.com\/index.php\/uniwin-knn\/\">Uniwin &#8211; KNN<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/francestat.com\/index.php\/uniwin-knn\/embed\/#?secret=LwPBk4fr78\" width=\"600\" height=\"338\" title=\"\u00ab\u00a0Uniwin &#8211; KNN\u00a0\u00bb &#8212; FRANCESTAT\" data-secret=\"LwPBk4fr78\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/francestat.com\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","description":"[vc_row][vc_column][\/vc_column][\/vc_row][vc_row][vc_column][vc_empty_space][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text]L\u2019algorithme des K plus proches voisins (KNN) repose sur une id\u00e9e simple : on suppose que la valeur d\u2019une variable \u00e0 expliquer pour une observation doit \u00eatre proche des valeurs qu\u2019elle prend pour ses observations les plus voisines. Si la variable \u00e0 expliquer est qualitative, on affecte l\u2019observation \u00e0 la classe majoritaire parmi ses donn\u00e9es&hellip;"}