{"version":"1.0","provider_name":"UX TIMES","provider_url":"https:\/\/uxdaystokyo.com\/articles","author_name":"\u5927\u672c \u3042\u304b\u306d","author_url":"https:\/\/uxdaystokyo.com\/articles\/author\/akaneohmoto\/","title":"\u78ba\u7387\u52a0\u91cd\u95a2\u6570 | UX TIMES","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"PW4bztPIFM\"><a href=\"https:\/\/uxdaystokyo.com\/articles\/glossary\/probability-weighting-function\/\">\u78ba\u7387\u52a0\u91cd\u95a2\u6570<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/uxdaystokyo.com\/articles\/glossary\/probability-weighting-function\/embed\/#?secret=PW4bztPIFM\" width=\"600\" height=\"338\" title=\"&#8220;\u78ba\u7387\u52a0\u91cd\u95a2\u6570&#8221; &#8212; UX TIMES\" data-secret=\"PW4bztPIFM\" 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\/2025\/08\/probability-weighting-function.png","thumbnail_width":1080,"thumbnail_height":1080,"description":"\u884c\u52d5\u7d4c\u6e08\u5b66\u3001\u3068\u308a\u308f\u3051 \u30d7\u30ed\u30b9\u30da\u30af\u30c8\u7406\u8ad6 \u306b\u304a\u3044\u3066\u3001\u4eba\u9593\u304c\u300c\u5ba2\u89b3\u7684\u306a\u78ba\u7387\u300d\u3068\u300c\u4e3b\u89b3\u7684\u306b\u611f\u3058\u308b\u78ba\u7387\u300d\u3092\u4e00\u81f4\u3055\u305b\u305a\u306b\u8a55\u4fa1\u3059\u308b\u50be\u5411\u3092\u6570\u7406\u7684\u306b\u8868\u73fe\u3057\u305f\u3082\u306e\u3067\u3042\u308b\u3002 \u305f\u3068\u3048\u3070\uff1a    \u300c1000\u56de\u306b1\u56de\u5f53\u305f\u308b\uff080.1%\uff09\u300d\u3068\u8a00\u308f\u308c\u3066\u3082\u3001\u307b\u3068\u3093\u3069\u306e\u4eba\u306f\u300c\u307b\u307c\u30bc\u30ed\u300d\u3067\u306f\u306a\u304f\u300c\u3082\u3057\u304b\u3057\u305f\u3089\u5f53\u305f\u308b\u304b\u3082\uff01\u300d\u3068\u5f37\u304f\u611f\u3058\u308b\u3002  \u300c99%\u6210\u529f\u3059\u308b\u300d\u3068\u8a00\u308f\u308c\u3066\u3082\u3001\u300c1%\u306e\u5931\u6557\u304c\u6016\u3044\u300d\u3068\u611f\u3058\u3001\u78ba\u7387\u4ee5\u4e0a\u306b\u30ea\u30b9\u30af\u3092\u91cd\u304f\u898b\u7a4d\u3082\u308b\u3002  \u3064\u307e\u308a\u3001    \u5ba2\u89b3\u7684\u306a\u78ba\u7387 = \u6570\u5b57\u3068\u3057\u3066\u306e\u672c\u5f53\u306e\u78ba\u7387\uff08\u4f8b\uff1a1%\u300199%\uff09  \u4e3b\u89b3\u7684\u306a\u78ba\u7387 = \u4eba\u304c\u5b9f\u969b\u306b\u611f\u3058\u308b\u78ba\u7387\uff08\u4f8b\uff1a1%\u3092\u300c10%\u304f\u3089\u3044\u306b\u611f\u3058\u308b\u300d\uff09  \u3059\u306a\u308f\u3061\u3001\u4eba\u9593\u306f \u4f4e\u3044\u78ba\u7387\u3092\u5b9f\u969b\u3088\u308a\u3082\u5927\u304d\u304f\u898b\u7a4d\u3082\u308a\u3001\u4e00\u65b9\u3067 \u9ad8\u3044\u78ba\u7387\u3092\u5b9f\u969b\u3088\u308a\u3082\u5c0f\u3055\u304f\u898b\u7a4d\u3082\u308b\u3068\u3044\u3046\u5fc3\u7406\u7684\u7279\u6027\u3092\u6301\u3064\u3002 \u5b9d\u304f\u3058\u306e\u3088\u3046\u306a\u300c\u307b\u3068\u3093\u3069\u5f53\u305f\u3089\u306a\u3044\u78ba\u7387\u300d\u3067\u3082\u5f37\u304f\u60f9\u304d\u3064\u3051\u3089\u308c\u3001\u9006\u306b\u300c\u307b\u3068\u3093\u3069\u78ba\u5b9f\u306b\u5f97\u3089\u308c\u308b\u78ba\u7387\u300d\u3067\u3082\u904e\u5c0f\u8a55\u4fa1\u3057\u3066\u3057\u307e\u3046\u306e\u3067\u3042\u308b\u3002 \u3053\u306e\u300c\u78ba\u7387\u3092\u305d\u306e\u307e\u307e\u3067\u306f\u306a\u304f\u3001\u81a8\u3089\u307e\u305b\u305f\u308a\u7e2e\u3081\u305f\u308a\u3057\u3066\u611f\u3058\u3066\u3057\u307e\u3046\u5fc3\u306e\u30af\u30bb\u300d\u3092\u3001\u30b0\u30e9\u30d5\u3084\u6570\u5f0f\u3067\u8868\u3057\u305f\u306e\u304c\u78ba\u7387\u52a0\u91cd\u95a2\u6570\u3067\u3042\u308b\u3002  \u95a2\u4fc2\u7528\u8a9e\u306e\u63d0\u5531\u8005  \u4ee3\u8868\u7684\u306a\u6570\u5f0f\u30e2\u30c7\u30eb\u306b\u306f\u3001\u30ab\u30fc\u30cd\u30de\u30f3\uff08Daniel Kahneman\uff09\u3068\u30c8\u30f4\u30a7\u30eb\u30b9\u30ad\u30fc\uff08Amos Tversky\uff09 \u306b\u3088\u308b\u30d7\u30ed\u30b9\u30da\u30af\u30c8\u7406\u8ad6\u306e\u95a2\u6570\u3001\u304a\u3088\u3073 \u30d7\u30ec\u30ec\u30c3\u30af\uff08Drazen Prelec, 1998\uff09 \u306e\u9006S\u5b57\u578b\u78ba\u7387\u52a0\u91cd\u95a2\u6570\u304c\u3042\u308b\u3002  \u6570\u5f0f\uff08\u30d7\u30ec\u30ec\u30c3\u30af\u306e\u78ba\u7387\u52a0\u91cd\u95a2\u6570\uff09 Prelec\u306e\u95a2\u6570\uff1a  w(p)=exp(\u2212(\u2212lnp)\u03b1),0&lt;\u03b1&lt;1   ppp = \u5ba2\u89b3\u7684\u78ba\u7387\uff08\u4f8b\uff1a0.1 = 10%\uff09  w(p)w(p)w(p) = \u4e3b\u89b3\u7684\u306b\u611f\u3058\u308b\u78ba\u7387  \u03b1alpha\u03b1 = \u30d1\u30e9\u30e1\u30fc\u30bf\uff08\u4eba\u306e\u300c\u6b6a\u307f\u306e\u5f37\u3055\u300d\u3092\u8abf\u6574\u3059\u308b\uff09  \u9006S\u5b57\u578b\u78ba\u7387\u52a0\u91cd\u95a2\u6570\u306e\u30b0\u30e9\u30d5   \u30c7\u30b6\u30a4\u30f3\u4e0a\u306e\u5229\u7528\u65b9\u6cd5\u3068\u4e8b\u4f8b \u78ba\u7387\u52a0\u91cd\u95a2\u6570\u306e\u7279\u6027\u306f\u3001UX\u3084\u30d7\u30ed\u30c0\u30af\u30c8\u30c7\u30b6\u30a4\u30f3\u306b\u5fdc\u7528\u53ef\u80fd\u3067\u3042\u308b\u3002\u4f8b\u3048\u3070\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5834\u9762\u3067\u6d3b\u7528\u3067\u304d\u308b\u3002     \u30b2\u30fc\u30df\u30d5\u30a3\u30b1\u30fc\u30b7\u30e7\u30f3\uff1a\u30ac\u30c1\u30e3\u3084\u30eb\u30fc\u30ec\u30c3\u30c8\u306a\u3069\u3067\u300c\u4f4e\u78ba\u7387\u3067\u3082\u5f53\u305f\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u300d\u3068\u3044\u3046\u4f53\u9a13\u3092\u6f14\u51fa\u3059\u308b\u3053\u3068\u3067\u3001\u7d99\u7d9a\u5229\u7528\u3092\u4fc3\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u306f1%\u306e\u5f53\u305f\u308a\u309210%\u7a0b\u5ea6\u306b\u611f\u3058\u3084\u3059\u3044\u3002    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\u5b9d\u304f\u3058\u30a2\u30d7\u30ea\u306e\u30c7\u30b6\u30a4\u30f3\u2192 \u300c1000\u4e07\u4eba\u306b1\u4eba\u306e\u78ba\u7387\u300d\u3088\u308a\u300c\u3042\u306a\u305f\u306b\u3082\u5f53\u305f\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u300d\u3068\u5f37\u8abf\u3059\u308b\u65b9\u304c\u3001\u78ba\u7387\u52a0\u91cd\u306e\u7279\u6027\u3092\u8e0f\u307e\u3048\u305f\u52b9\u679c\u7684\u306a\u8868\u73fe\u3067\u3042\u308b\u3002    \u30b5\u30d6\u30b9\u30af\u30ea\u30d7\u30b7\u30e7\u30f3\u89e3\u7d04\u6291\u6b62\u2192 \u300c\u89e3\u7d04\u3059\u308b\u3068\u5272\u5f15\u30af\u30fc\u30dd\u30f3\u304c\u5f53\u305f\u308b\u30c1\u30e3\u30f3\u30b9\u3092\u5931\u3044\u307e\u3059\u300d\u3068\u63d0\u793a\u3059\u308b\u3068\u3001\u4f4e\u78ba\u7387\u3067\u3082\u30e6\u30fc\u30b6\u30fc\u306f\u5927\u304d\u304f\u611f\u3058\u3001\u89e3\u7d04\u6291\u6b62\u306b\u50cd\u304f\u3002    \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8b66\u544a\u2192 \u300c1%\u306e\u78ba\u7387\u3067\u30c7\u30fc\u30bf\u304c\u5931\u308f\u308c\u308b\u300d\u3088\u308a\u3082\u300c\u3081\u3063\u305f\u306b\u306a\u3044\u304c\u5927\u5207\u306a\u30c7\u30fc\u30bf\u304c\u5931\u308f\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u300d\u3068\u8868\u73fe\u3059\u308b\u3068\u3001\u3088\u308a\u30ea\u30b9\u30af\u3092\u81ea\u899a\u3055\u305b\u3084\u3059\u3044\u3002   \u95a2\u9023\u7528\u8a9e   \u8ca8\u5e63\u932f\u899a  &nbsp;"}