{"version":"1.0","provider_name":"Probably Overthinking It","provider_url":"https:\/\/www.allendowney.com\/blog","author_name":"AllenDowney","author_url":"https:\/\/www.allendowney.com\/blog\/author\/allendowney_6dbrc4\/","title":"How Principal Are Your Components? - Probably Overthinking It","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"hgIo8YMEJ6\"><a href=\"https:\/\/www.allendowney.com\/blog\/2023\/09\/04\/how-principal-are-your-components\/\">How Principal Are Your Components?<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.allendowney.com\/blog\/2023\/09\/04\/how-principal-are-your-components\/embed\/#?secret=hgIo8YMEJ6\" width=\"600\" height=\"338\" title=\"&#8220;How Principal Are Your Components?&#8221; &#8212; Probably Overthinking It\" data-secret=\"hgIo8YMEJ6\" 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.allendowney.com\/blog\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","description":"This post is an offshoot from Chapter 1 of Probably Overthinking It, which is available for pre-order now! In a previous post I explored the correlations between measurements in the ANSUR-II dataset, which includes 93 measurements from a sample of U.S. military personnel. I found that measurements of the head were weakly correlated with measurements from other parts of the body \u2013 and in particular the protrusion of the ears is almost entirely uncorrelated with anything else. A friend of... Read More Read More","thumbnail_url":"https:\/\/www.allendowney.com\/blog\/wp-content\/uploads\/2023\/09\/ansur_pca1-1024x768.png"}