{"version":"1.0","provider_name":"Nizam SEO Community","provider_url":"https:\/\/www.nizamuddeen.com\/community","author_name":"NizamUdDeen","author_url":"https:\/\/www.nizamuddeen.com\/community\/profile\/discusswithnizam\/","title":"What is BM25 and Probabilistic IR? - Nizam SEO Community","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"3s3g0nDIDp\"><a href=\"https:\/\/www.nizamuddeen.com\/community\/semantics\/bm25-and-probabilistic-ir\/\">What is BM25 and Probabilistic IR?<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.nizamuddeen.com\/community\/semantics\/bm25-and-probabilistic-ir\/embed\/#?secret=3s3g0nDIDp\" width=\"600\" height=\"338\" title=\"&#8220;What is BM25 and Probabilistic IR?&#8221; &#8212; Nizam SEO Community\" data-secret=\"3s3g0nDIDp\" 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:\/\/www.nizamuddeen.com\/community\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","description":"Classic keyword search asked \u201cWhich documents contain the terms?\u201d Probabilistic IR reframes the question: \u201cGiven a query, what is the probability this document is relevant?\u201d This shift justifies weighting schemes that balance rarity (IDF), diminishing returns on repeated terms (TF saturation), and normalization for document length. For content teams, this mindset mirrors how we map [&hellip;]","thumbnail_url":"https:\/\/www.nizamuddeen.com\/community\/wp-content\/uploads\/2025\/04\/TRLGB-Book-Cover.webp","thumbnail_width":1080,"thumbnail_height":1080}