{"version":"1.0","provider_name":"UX TIMES","provider_url":"https:\/\/uxdaystokyo.com\/articles","author_name":"\u83ca\u6c60 \u8061","author_url":"https:\/\/uxdaystokyo.com\/articles\/author\/satoshi-kikuchi\/","title":"\u30d5\u30a3\u30c3\u30c4\u306e\u6cd5\u5247 | UX TIMES","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"lyBL6EXtth\"><a href=\"https:\/\/uxdaystokyo.com\/articles\/glossary\/fittss-law\/\">\u30d5\u30a3\u30c3\u30c4\u306e\u6cd5\u5247<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/uxdaystokyo.com\/articles\/glossary\/fittss-law\/embed\/#?secret=lyBL6EXtth\" width=\"600\" height=\"338\" title=\"&#8220;\u30d5\u30a3\u30c3\u30c4\u306e\u6cd5\u5247&#8221; &#8212; UX TIMES\" data-secret=\"lyBL6EXtth\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\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:\/\/uxdaystokyo.com\/articles\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2016\/04\/fittss-law-comparison.jpeg","thumbnail_width":1920,"thumbnail_height":1080,"description":"1954\u5e74\u306b\u30aa\u30cf\u30a4\u30aa\u5927\u5b66\u306e\u5fc3\u7406\u5b66\u8005 Paul Fitts\u300c\u30dd\u30fc\u30eb\u30fb\u30d5\u30a3\u30c3\u30c4\u300d\u306e\u5b9a\u7fa9\u3002 \u516c\u5f0f   T= a + b log2(1+D\/W)   T  \uff1d\u30bf\u30fc\u30b2\u30c3\u30c8\u307e\u3067\u306e\u6642\u9593    D  =\u958b\u59cb\u30dd\u30a4\u30f3\u30c8\u3068\u30bf\u30fc\u30b2\u30c3\u30c8\u306e\u4e2d\u5fc3\u307e\u3067\u306e\u8ddd\u96e2    W  =\u30bf\u30fc\u30b2\u30c3\u30c8\u306e\u5927\u304d\u3055    a  =\u30dd\u30a4\u30f3\u30bf\u30fc\u306e\u79fb\u52d5\u958b\u59cb\u6642\u9593\u3068\u505c\u6b62\u6642\u9593    b  =\u30dd\u30a4\u30f3\u30bf\u30fc\u306e\u901f\u5ea6 \uff08a\u3068b\u306f\u3001\u88ab\u9a13\u8005\u306e\u7fd2\u719f\u5ea6\u3084\u5e74\u9f62\u306a\u3069\u306b\u3088\u3063\u3066\u53ef\u5909\u3057\u307e\u3059\u3002\uff09    \u4e0b\u8a18\u306e\u56f3\u306f\u3001\u5b9f\u969b\u306b\u30bf\u30fc\u30b2\u30c3\u30c8\u30b5\u30a4\u30ba\u304c\u3069\u306e\u3088\u3046\u306b\u5909\u308f\u308b\u306e\u304b\u3092\u793a\u3057\u305f\u56f3\u3002    \u5de6\u3068\u53f3\u3092\u6bd4\u3079\u308b\u3068\u3001\u79fb\u52d5\u8ddd\u96e2\u306f\u540c\u3058\u3067\u3059\u304c\u30bf\u30fc\u30b2\u30c3\u30c8\u30b5\u30a4\u30ba\u306f\u5de6\u3088\u308a\u53f3\u306e\u65b9\u304c\u5927\u304d\u304f\u306a\u308b\u3002\u300c\u30d5\u30a3\u30c3\u30c4\u306e\u6cd5\u5247\u300d\u3067\u8003\u3048\u308b\u3068\u3001\u53f3\u306e\u65b9\u304c\u79fb\u52d5\u6642\u9593\u306f\u65e9\u304f\u306a\u308b\u3002 \u6ce8\u610f\u70b9 \u4f59\u8ac7\u3067\u3059\u304c\u3001\u82f1\u8a9e\u3067\u7db4\u308b\u3068\u304d\u306b\u306f\u3001Fitts\u2019s law\uff08Fitts\u2019 law\uff09 Fitts\uff08\u30d5\u30a3\u30c3\u30c4\uff09\u3068\u3044\u3046\u540d\u524d\u306a\u306e\u3067\u300cs\u300d\u304c\u5fc5\u8981 Apple\u3000\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30d0\u30fc\u306e\u300c\u30d5\u30a3\u30c3\u30c4\u306e\u6cd5\u5247\u300d \u30a2\u30c3\u30d7\u30eb\u306eMacOS\u306b\u898b\u3089\u308c\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30d0\u30fc\u3067\u3059\u304c\u753b\u9762\u306e\u4e0a\u4e0b\u5de6\u53f3\u306e\u9762\u306b\u914d\u7f6e\u304c\u53ef\u80fd\u3002 \u3053\u308c\u306f\u3001\u753b\u9762\u306e\u30a8\u30c3\u30b8\u3092\u30bf\u30fc\u30b2\u30c3\u30c8\u3068\u306b\u3059\u308b\u3068\u753b\u9762\u306e\u30a8\u30c3\u30b8\u306f\u6a2a\u5e45\u304c\u7121\u9650\u306e\u30dc\u30bf\u30f3\u3068\u8003\u3048\u3089\u308c\u308b\u304b\u3089\u3002  &nbsp;    T= a + b log2(1+D\/W)  \u300cW\u300d\u304c\u300c\u7121\u9650\u5927\u300d\u306b\u306a\u308b\u3053\u3068\u3067\u3001\u300cD\u300d\u3092\u5272\u308b\u3068\u7d50\u679c\u306f\u5c0f\u3055\u304f\u306a\u308b\u3002\u7d50\u679c\u3068\u3057\u3066\u300cT\u300d\u3082\u5c0f\u3055\u304f\u306a\u308b\u3053\u3068\u304c\u8a3c\u660e\u3055\u308c\u3044\u308b\u3002  \u3053\u308c\u306f\u3001\u30a2\u30c3\u30d7\u30eb\u306e66\u756a\u76ee\u306e\u793e\u54e1\u3067\u3042\u3063\u305f\u3001\u6700\u521d\u306e\u30d2\u30e5\u30fc\u30de\u30f3\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3092\u66f8\u3044\u305f\u3072\u3068\u308a\u3000Bruce Tognazzini\uff08\u30d6\u30eb\u30fc\u30b9\u30fb\u30c8\u30b0\u30ca\u30c3\u30c1\u30fc\u30cb\uff09\u3000\u304c\u660e\u304b\u3057\u305f\u958b\u767a\u79d8\u8a71\u3002 \u6700\u9ad8\u306e\u300c\u30d5\u30a3\u30c3\u30c4\u306e\u6cd5\u5247\u300d\u306f\u300c0\u300d \u300c\u30d5\u30a3\u30c3\u30c4\u306e\u6cd5\u5247\u300d\u3067\u7406\u8ad6\u4e0a\u306e\u6700\u5c0f\u306e\u6570\u5024\u306f\u300c\uff10\u300d\u307e\u3063\u305f\u304f\u6642\u9593\u304c\u304b\u304b\u3089\u306a\u3044\u3053\u3068\u304c\u6700\u9ad8\u306e\u7d50\u679c\u3002  Apple \u306eiPhone6\u4ee5\u964d\u306b\u642d\u8f09\u3055\u308c\u305f \u300c\uff13D\u30bf\u30c3\u30c1\u6a5f\u80fd\u300d \u306f\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u306e\u753b\u9762\u4e0a\u3067\u6307\uff08\u30dd\u30a4\u30f3\u30bf\u30fc\uff09\u306f\u52d5\u304b\u305a\u306b\u30013\u6b21\u5143\u7684\u306b\u62bc\u3057\u3053\u3080\u3053\u3068\u306b\u3088\u3063\u3066\u5225\u306e\u52d5\u4f5c\u304c\u767a\u751f\u3002\u30d5\u30a3\u30c3\u30c4\u306e\u6cd5\u5247\u306f\uff13\u6b21\u5143\u3067\u306e\u79fb\u52d5\u3092\u8003\u616e\u3057\u3066\u3044\u306a\u3044\u306e\u3067\u53b3\u5bc6\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u3042\u3066\u306f\u307e\u308b\u3068\u8a00\u3048\u308b\u3002  \u3053\u306e\u6cd5\u5247\u306f\u975e\u5e38\u306b\u5927\u5207\u3067\u3042\u308a\u3001UI\u8a2d\u8a08\u3067\u306f\u300c\u30d5\u30a3\u30c3\u30c4\u306e\u6cd5\u5247\u300d\u3092\u591a\u304f\u5229\u7528\u3059\u308b\u3053\u3068\u304c\u3042\u308b\u3002"}