{"id":971,"date":"2018-01-18T13:53:52","date_gmt":"2018-01-18T04:53:52","guid":{"rendered":"https:\/\/blog.taste-technology.com\/?p=971"},"modified":"2018-01-18T14:02:53","modified_gmt":"2018-01-18T05:02:53","slug":"3%e7%82%b9%e8%a9%a6%e9%a8%93%e6%b3%95%e3%81%aepd%ef%bc%88proportion-of-distinguishers%ef%bc%89%e3%81%a8%e3%81%af%e4%bd%95%e3%81%8b","status":"publish","type":"post","link":"https:\/\/blog.taste-technology.com\/?p=971","title":{"rendered":"3\u70b9\u8a66\u9a13\u6cd5\u306ePd\uff08Proportion of distinguishers\uff09\u3068\u306f\u4f55\u304b"},"content":{"rendered":"<p>\u4eca\u5e74\u3082\u30d0\u30ec\u30f3\u30bf\u30a4\u30f3\u5546\u6226\u304c\u59cb\u307e\u308a\u307e\u3057\u305f\u3002\u30c1\u30e7\u30b3\u30ec\u30fc\u30c8\u306e\u30e9\u30a4\u30f3\u30ca\u30c3\u30d7\u304c\u8c4a\u5bcc\u306a\u306e\u3067\u3046\u308c\u3057\u3044\u6642\u671f\u3067\u3059\u3002<\/p>\n<p>\u3055\u3066\u3001\u5e74\u660e\u3051\u306b\u8b58\u5225\u6cd5\u306b\u3064\u3044\u3066JIS\u3068ISO\/ASTM\u3092\u6539\u3081\u3066\u898b\u76f4\u3057\u305f\u3089\u6c17\u306b\u306a\u3063\u305f\u3053\u3068\u304c\u3042\u308a\u307e\u3057\u305f\u3002<br \/>\n<strong><u>\u203b\u8b58\u5225\u6cd5\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u767a\u58f2\u30923\u6708\u306b\u4e88\u5b9a\u3057\u3066\u304a\u308a\u307e\u3059\u3002\u73fe\u5728\u3001\u92ed\u610f\u958b\u767a\u4e2d\u3067\u3059\u3002<\/u><\/strong><\/p>\n<p>JIS\u306b\u306fPd\uff08Proportion of distinguishers\uff09\u304c\u51fa\u3066\u304d\u3066\u3044\u306a\u3044\u3093\u3067\u3059\u3002<br \/>\n\u4f8b\u3048\u3070ISO4140\uff083\u70b9\u8a66\u9a13\u6cd5\uff09\u3067\u306f\u03b1\u3001\u03b2\u3001\u305d\u3057\u3066Pd\u306b\u3088\u308b\u6570\u8868\uff08\u5fc5\u8981\u4eba\u6570\u8868\uff09\u304c\u51fa\u3066\u3044\u308b\u306e\u3067\u3059\u304c\u3001JIS\u306e\u65b9\u306b\u306f\u6570\u8868\u3069\u3053\u308d\u304bPd\u3068\u3044\u3046\u30ef\u30fc\u30c9\u3082\u51fa\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n<p>FIZZ\u30e6\u30fc\u30b6\u30fc\u306a\u3069\u6d77\u5916\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u4f7f\u3063\u3066\u3044\u308b\u65b9\u306a\u3089\u3070\u3001\u8b58\u5225\u6cd5\u306e\u51fa\u529b\u306bPd\u3068\u3044\u3046\u6307\u6a19\u304c\u3042\u308b\u3053\u3068\u306b\u304a\u6c17\u3065\u304d\u306b\u306a\u3063\u305f\u3053\u3068\u304c\u3042\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>Pd\u3068\u306f\u4f55\u3067\u3057\u3087\u3046\u304b\uff1f<br \/>\nPd\u3068\u306f\u3001\u63d0\u793a\u3057\u305f\u30b5\u30f3\u30d7\u30eb\u3092\u5b8c\u5168\uff08\u78ba\u7387\uff11\uff09\u306b\u8b58\u5225\u3067\u304d\u308b\u4eba\u306e\u5272\u5408\u3067\u3059\u3002\u5b8c\u5168\u8b58\u5225\u8005\u6bd4\u7387\u3068\u3044\u3048\u307e\u3059\u3002<\/p>\n<p>\u5b9f\u969b\u306b\u53d6\u5f97\u3055\u308c\u305f\u30c7\u30fc\u30bf\u304b\u3089\u8a08\u7b97\u3055\u308c\u308b\u6b63\u89e3\u7387Pc\uff08Proportion of\u3000correct responses\uff09\u3068Pd\u306e\u95a2\u4fc2\u306f\u3069\u306e\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002<br \/>\n\u4e0b\u8a18\u306e\u3088\u3046\u306a\u5f0f\u3067\u8868\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>Pc=1*Pd+(1\/3)*(1-Pd)\u30fb\u30fb\u30fb\u30fb\u30fb\u5f0f\uff08\uff11\uff09<\/p>\n<p>\u307e\u305f\u306f<\/p>\n<p>Pd=1.5Pc-0.5\u30fb\u30fb\u30fb\u30fb\u30fb\u5f0f\uff08\uff12\uff09<\/p>\n<p>\u5f0f\uff08\uff11\uff09\u306e\u8003\u3048\u65b9\u3068\u3057\u3066\u3001\u53c2\u52a0\u8005n\u306e\u4e2d\u306b\u3042\u308b\u5272\u5408\u3067\u8a55\u4fa1\u30b5\u30f3\u30d7\u30eb\u3092100%\u8b58\u5225\u3067\u304d\u308b\u4eba\u305f\u3061\uff08\u5b8c\u5168\u8b58\u5225\u8005\uff09\u304c\u3044\u308b\u3068\u4eee\u5b9a\u3057\u307e\u3059\u3002\u305d\u306e\u5b8c\u5168\u8b58\u5225\u8005\u306e\u5272\u5408\u304cPd\uff08\uff05\uff09\u3067\u3059\u3002<br \/>\n\u305d\u3057\u3066\u53c2\u52a0\u8005\u306e\u3046\u3061\u3001\u5b8c\u5168\u8b58\u5225\u8005\u4ee5\u5916\u306e\u4eba\u306f\u30e9\u30f3\u30c0\u30e0\u306b\u9078\u629e\u3059\u308b\u3068\u4eee\u5b9a\u3057\u3001\u305d\u306e\u6b63\u89e3\u7387\u306f3\u70b9\u8a66\u9a13\u6cd5\u3067\u3042\u308c\u30701\/3\u306e\u6b63\u7b54\u78ba\u7387\u3068\u8003\u3048\u307e\u3059\u3002<\/p>\n<p>\u5b9f\u969b\u306e\u53c2\u52a0\u8005\u306b\u3088\u308b\u6b63\u89e3\u4eba\u6570x\u304b\u3089\u6b63\u89e3\u7387Pc(=x\/n)\u306f\u3001\u4e21\u8005\u306b\u3088\u3063\u3066\u69cb\u6210\u3055\u308c\u307e\u3059\u306e\u3067\u5f0f\uff08\uff11\uff09\u3092\u8a00\u8449\u3067\u8aac\u660e\u3059\u308b\u3068\u5f0f\uff08\uff13\uff09\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>Pc=1*Pd+(1\/3)*(1-Pd)\u30fb\u30fb\u30fb\u30fb\u30fb\u5f0f\uff08\uff11\uff09<\/p>\n<p>\u5b9f\u969b\u306e\u6b63\u89e3\u7387 \uff1d\u6b63\u89e3\u78ba\u7387\uff08Pr=1\uff09\u00d7\u5b8c\u5168\u8b58\u5225\u8005\u6bd4\u7387\uff0b\u6b63\u89e3\u78ba\u7387\uff08Pr=1\/3\uff09\u00d7\u5b8c\u5168\u8b58\u5225\u8005\u4ee5\u5916\u306e\u6bd4\u7387\u30fb\u30fb\u30fb\u30fb\u30fb\u5f0f\uff08\uff13\uff09<\/p>\n<p>Pd\u306e\u8003\u3048\u65b9\u306f\u300c\u5dee\u7570\u8a66\u9a13(Difference test)\u300d\u3088\u308a\u3082\u300c\u985e\u4f3c\u6027\u8a66\u9a13(Similarity test)\u300d\u3067\u91cd\u8981\u306a\u610f\u5473\u3092\u6301\u3061\u307e\u3059\u3002<br \/>\nPd\u3078\u306e\u8208\u5473\u304c\u8584\u3044\u7406\u7531\u306f\u3001<strong>\u9069\u5207\u306a\u8a2d\u8a08\u306b\u3088\u308b\u985e\u4f3c\u6027\u8a66\u9a13\u3092\u884c\u3063\u3066\u3044\u308b\u4f01\u696d\u304c\u5c11\u306a\u3044\u305f\u3081<\/strong>\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002<br \/>\n\u52a0\u3048\u3066JIS\u3084\u5b98\u80fd\u8a55\u4fa1\u66f8\u7c4d\u306e\u8b58\u5225\u6cd5\u306b\u95a2\u3059\u308b\u8aac\u660e\u304c\u53e4\u304b\u3063\u305f\u308a\u3001\u8a00\u8449\u8db3\u3089\u305a\u3060\u3063\u305f\u308a\u3057\u307e\u3059\u3002<br \/>\n\u7279\u306b\u300cJIS Z 9080:2004 \u300d\u306f2005,2009,2014\u5e74\u306b\u300c\u78ba\u8a8d\u300d\u3092\u53d7\u3051\u3066\u3044\u307e\u3059\u304cPd\u306e\u8ffd\u8a18\u306f\u3055\u308c\u3066\u304a\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u203b\u78ba\u8a8d\u3068\u306f<br \/>\n\u300e\u8abf\u67fb\u4f1a\u306e\u8b70\u6c7a\u306b\u3088\u308a\u3001\u4e3b\u52d9\u5927\u81e3\u304c\u5f53\u8a72JIS\u3092\u5e74\u6708\u3092\u7d4c\u904e\u3057\u3066\u3082\u306a\u304a\u9069\u6b63\u3067\u3042\u308b\u3068\u8a8d\u3081\u305f\u3068\u304d\u3001\u5185\u5bb9\u3092\u5909\u66f4\u305b\u305a\u306b\u3001\u78ba\u8a8d\u3059\u308b\u3082\u306e\u3067\u3059\u3002\u300c\u78ba\u8a8d\u5e74\u6708\u65e5\u300d\u3068\u306f\u3001\u305d\u306e\u300c\u78ba\u8a8d\u300d\u304c\u5b98\u5831\u3067\u516c\u793a\u3055\u308c\u305f\u65e5\u306e\u3053\u3068\u3067\u3059\u3002\u898f\u683c\u756a\u53f7\u306e\u897f\u66a6\u5e74\uff08\u30b3\u30ed\u30f3\uff08\uff1a\uff09\u306e\u5f8c\u308d\u306e\u5e74\uff09\u306f\u3001\u76f4\u8fd1\u306e\u5236\u5b9a\u53c8\u306f\u6539\u6b63\u3055\u308c\u305f\u5e74\u306e\u307e\u307e\u3067\u5909\u66f4\u306f\u3042\u308a\u307e\u305b\u3093\u3002\uff0a\u78ba\u8a8d\u3055\u308c\u305f\u5e74\u306b\u306f\u306a\u308a\u307e\u305b\u3093\u3002\u300f<br \/>\n<a href=\"https:\/\/webdesk.jsa.or.jp\/common\/W10K0040\/?post_type=other&#038;page_id=b_j_rireki\" rel=\"noopener\" target=\"_blank\">\u5f15\u7528\u30b5\u30a4\u30c8\uff08\u65e5\u672c\u898f\u683c\u5354\u4f1a\u30b5\u30a4\u30c8\uff09<\/a><\/p>\n<p>JIS\u306e\u78ba\u8a8d\u304b\u30894\u5e74\u304c\u7d4c\u3061\u307e\u3059\u306e\u3067\u3001\u6b21\u56de\u306f\u300c\u78ba\u8a8d\u300d\u3067\u306f\u306a\u304fJIS\u306e\u300c\u6539\u6b63\u300d\u304c\u5f85\u305f\u308c\u307e\u3059\u3002<\/p>\n<p>3\u70b9\u8a66\u9a13\u6cd5\u3092\u4f8b\u306b\u8aac\u660e\u3057\u307e\u3057\u305f\u304c\u30012\u70b9\u8a66\u9a13\u6cd5\u3084\u30c6\u30c8\u30e9\u30c3\u30c9\u306a\u3069\u4ed6\u306e\u8b58\u5225\u8a66\u9a13\u6cd5\u3067\u3082\u540c\u69d8\u3067\u3059\u3002<br \/>\n\u307e\u305f\u3001\u8fd1\u5e74\u306e\u30c8\u30ec\u30f3\u30c9\u306f\u8b58\u5225\u6cd5\u3092\u4fe1\u53f7\u691c\u51fa\u7406\u8ad6\uff08signal detection theory;SDT\uff09\u3092\u7528\u3044\u3066\u89e3\u6790\u3059\u308b\u3053\u3068\u304c\u884c\u308f\u308c\u3066\u304a\u308a\u307e\u3059\u3002<br \/>\n\u8208\u5473\u306e\u3042\u308b\u65b9\u306f\u3001\u30d5\u30ea\u30fc\u30a6\u30a7\u30a2R\u306e\u8b58\u5225\u6cd5\u30d1\u30c3\u30b1\u30fc\u30b8sensR\u304c\u304a\u52e7\u3081\u3067\u3059\u3002<\/p>\n<p>\u8b58\u5225\u6cd5\u3082\u307e\u3060\u307e\u3060\u9032\u5316\u3057\u3066\u3044\u308b\u3088\u3046\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4eca\u5e74\u3082\u30d0\u30ec\u30f3\u30bf\u30a4\u30f3\u5546\u6226\u304c\u59cb\u307e\u308a\u307e\u3057\u305f\u3002\u30c1\u30e7\u30b3\u30ec\u30fc\u30c8\u306e\u30e9\u30a4\u30f3\u30ca\u30c3\u30d7\u304c\u8c4a\u5bcc\u306a\u306e\u3067\u3046\u308c\u3057\u3044\u6642\u671f\u3067\u3059\u3002 \u3055\u3066\u3001\u5e74\u660e\u3051\u306b\u8b58\u5225\u6cd5\u306b\u3064\u3044\u3066JIS\u3068ISO\/ASTM\u3092\u6539\u3081\u3066\u898b\u76f4\u3057\u305f\u3089\u6c17\u306b\u306a\u3063\u305f\u3053\u3068\u304c\u3042\u308a\u307e\u3057\u305f\u3002 \u203b\u8b58\u5225\u6cd5\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u767a\u58f2 &hellip; <a href=\"https:\/\/blog.taste-technology.com\/?p=971\">\u7d9a\u304d\u3092\u8aad\u3080 <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-971","post","type-post","status-publish","format-standard","hentry","category-3"],"_links":{"self":[{"href":"https:\/\/blog.taste-technology.com\/index.php?rest_route=\/wp\/v2\/posts\/971","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.taste-technology.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.taste-technology.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.taste-technology.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.taste-technology.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=971"}],"version-history":[{"count":0,"href":"https:\/\/blog.taste-technology.com\/index.php?rest_route=\/wp\/v2\/posts\/971\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.taste-technology.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=971"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.taste-technology.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=971"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.taste-technology.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=971"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}