\u5358\u7d50\u6676X\u7dda\u56de\u6298\u306e\u300c\u76f4\u63a5\u6cd5\u300d\u3092\u5b8c\u6210\u3055\u305b\u305fKarle\u3068Hauptmann\u306f1985\u5e74\u306e\u30ce\u30fc\u30d9\u30eb\u5316\u5b66\u8cde\u3092\u3082\u3089\u3063\u3066\u3044\u307e\u3059\u3002
\nhttps:\/\/www.nobelprize.org\/prizes\/chemistry\/1985\/summary\/
\n\u591a\u6570\u306e\u56de\u6298\u30b9\u30dd\u30c3\u30c8\u306e\u5f37\u5ea6\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u6f38\u5316\u5f0f\u7684\u306b\u4f4d\u76f8\uff08\u539f\u5b50\u4f4d\u7f6e\uff09\u3092\u6539\u826f\u3057\u3066\u3044\u304f\u300c\u03a32\u95a2\u4fc2\u5f0f\u300d\u3092\u898b\u3064\u3051\u305f\u306e\u304c\u6c7a\u3081\u624b\u306e\u3088\u3046\u3067\u3059\u3002\u308f\u304b\u308a\u3084\u3059\u3044\u89e3\u8aac\u306f\u4e0b\u8a18\u3002
\nhttps:\/\/www.jstage.jst.go.jp\/article\/jcrsj1959\/38\/5\/38_5_313\/_pdf
\nhttps:\/\/www.jstage.jst.go.jp\/article\/jcrsj1959\/28\/6\/28_6_387\/_pdf
\n\u81ea\u7531\u96fb\u5b50\u30ec\u30fc\u30b6\u30fc\u3092\u4f7f\u3063\u305f\u69cb\u9020\u89e3\u6790\u306f\u539f\u5b50\u30ec\u30d9\u30eb\u306e\u5206\u89e3\u80fd\u304c\u307e\u3060\u51fa\u3066\u3044\u306a\u3044\u305f\u3081\u304b\u3082\u3046\u5c11\u3057\u7c21\u5358\u3067\u3001\u7269\u8cea\u304c\u306a\u3044\u3068\u3053\u308d\u304b\u3089\u306e\u6563\u4e71\u304c\u8d77\u3053\u3089\u306a\u3044\u3068\u3044\u3046\u62d8\u675f\u6761\u4ef6\u3092\u7f6e\u3044\u3066\u3001\u3058\u3063\u3055\u3044\u306e\u56de\u6298\u3068\u8a08\u7b97\u3067\u6c42\u3081\u305f\u56de\u6298\u306e\u5dee\u304c\u5c0f\u3055\u304f\u306a\u308b\u3088\u3046\u306b\u7269\u4f53\u306e\u5ea7\u6a19\u3092\u5909\u5316\u3055\u305b\u3066\u3044\u304d\u307e\u3059\u3002
\n\u305d\u306e\u969b\u3001\u5dee\u304c\u5c0f\u3055\u304f\u306a\u308b\u52d5\u304b\u3057\u65b9\u3092\u63a2\u3057\u307e\u3059\u304c\u3001\u5f0f\u3067\u5fae\u5206\u3059\u308b\u65b9\u6cd5\u306e\u307b\u304b\u306b\u3001\u3058\u3063\u3055\u3044\u306b\u52d5\u304b\u3057\u305f\u5f8c\u306e\u72b6\u614b\u3092\u5404\u65b9\u5411\u3067\u6570\u70b9\u8a08\u7b97\u3057\u3066\u4e00\u756a\u5dee\u304c\u5c0f\u3055\u304f\u306a\u308b\u65b9\u5411\u3092\u9078\u3076\u3068\u3044\u3046\u300c\u6700\u6025\u964d\u4e0b\u6cd5\u300d\u304c\u3046\u307e\u304f\u3044\u304f\u3088\u3046\u3067\u3059\u3002\u65e5\u672c\u306eSACLA\u3067\u306e\u6700\u8fd1\u306e\u8ad6\u6587\u304c\u53c2\u8003\u306b\u306a\u308a\u307e\u3059\u3002
\nhttps:\/\/doi.org\/10.1038\/s42005-021-00539-x
\n\u6e2c\u5b9a\u5bfe\u8c61\u304c\u52d5\u3044\u3066\u3044\u308b\u3068\u304d\u306e\u52d5\u753b\u3082\u64ae\u308c\u308b\u3068\u3044\u3046\u306e\u3067\u9a5a\u304d\u3067\u3059\u3002\u6570\u5024\u8a08\u7b97\u7684\u306b\u306f\u3001\u3069\u306e\u304f\u3089\u3044\u306e\u30b9\u30c6\u30c3\u30d7\u5e45\u3067\u6539\u826f\u3059\u308b\u304b\u304c\u91cd\u8981\u3067\u3059\uff08\u5c0f\u3055\u3059\u304e\u308b\u3068\u6642\u9593\u304c\u304b\u304b\u308b\u3057\u3001\u5927\u304d\u3059\u304e\u308b\u3068\u6700\u9069\u306a\u7b54\u3092\u901a\u308a\u904e\u304e\u308b\u5371\u967a\u304c\u3042\u308b\uff09\u3002\u81ea\u52d5\u904b\u8ee2\u3082\u305d\u3046\u3067\u3059\u304c\u3001\u5bfe\u8c61\u304c\u52d5\u304f\u3068\u304d\u306b\u8a08\u7b97\u304c\u8ffd\u3044\u3064\u3051\u308b\u304b\u3069\u3046\u304b\u304c\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30fb\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u8155\u306e\u898b\u305b\u6240\u3067\u3042\u308a\u3001\u7a3c\u304e\u3069\u3053\u308d\u306b\u306a\u308b\u3068\u601d\u3044\u307e\u3059\u3002
\n\u5358\u7d50\u6676X\u7dda\u56de\u6298\u306e\u8a71\u306b\u623b\u308b\u3068\u3001\u79c1\u304c\u5b66\u751f\u306e\u3068\u304d\u306b\u306f\u3001\u5927\u578b\u8a08\u7b97\u6a5f\u3092\u4f7f\u3063\u3066\u7d50\u6676\u69cb\u9020\u3092\u6c7a\u3081\u308b\u306e\u306f\u30ce\u30a6\u30cf\u30a6\u304c\u3082\u306e\u3092\u3044\u3046\u8077\u4eba\u6280\u3067\u3001\u4fee\u58eb\u3084\u535a\u58eb\u3092\u6301\u3063\u305f\u5c02\u9580\u8077\u304c\u4f01\u696d\u306b\u3082\u305f\u304f\u3055\u3093\u3044\u307e\u3057\u305f\u3002\u304c\u300110\u5e74\u307b\u3069\u3067\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3084\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u9032\u6b69\u3057\u3066\u30ce\u30a6\u30cf\u30a6\u306f\u307b\u307c\u4e0d\u8981\u3068\u306a\u308a\u3001\u591a\u304f\u306e\u4eba\u306f\u793e\u5185\u5931\u696d\u3057\u307e\u3057\u305f\u3002\u7814\u7a76\u8077\u3068\u3057\u3066\u306f\u7528\u6e08\u307f\u306b\u306a\u3063\u305f\u3068\u30dc\u30e4\u30ad\u3092\u805e\u304b\u3055\u308c\u305f\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002
\n\u305f\u3060\u3057\u3001\u73fe\u5728\u3067\u3082\u8907\u96d1\u306a\u5834\u5408\uff08\u8907\u96d1\u306a\u30bf\u30f3\u30d1\u30af\u8cea\u3084\u5206\u5b50\u5185\u306e\u52d5\u304d\u304c\u3042\u308b\u5834\u5408\u306a\u3069\uff09\u306f\u30ce\u30a6\u30cf\u30a6\u304c\u3042\u308a\u3001\u96e3\u3057\u3044\u69cb\u9020\u6c7a\u5b9a\u3067\u6b63\u89e3\u3092\u51fa\u305b\u308b\u5c11\u6570\u306e\u5c02\u9580\u5bb6\u306f\u5b58\u5728\u3057\u3066\u3044\u307e\u3059\uff08\u69cb\u9020\u6c7a\u5b9a\u306e\u5834\u5408\u306f\u6b63\u89e3\u3092\u5c0e\u304d\u3060\u3059\u306e\u306f\u96e3\u3057\u304f\u3066\u3082\u3001\u305d\u308c\u304c\u6b63\u89e3\u3067\u3042\u308b\u3053\u3068\u306f\u8ab0\u3067\u3082\u308f\u304b\u308b\uff09\u3002
\n\u82e5\u3044\u4eba\u304c\u8077\u696d\u3092\u9078\u3076\u969b\u306f\u3001\u5e38\u306b\u65b0\u3057\u3044\u6280\u8853\u3092\u5b66\u3093\u3067\u307b\u304b\u306e\u4eba\u306b\u89e3\u3051\u306a\u3044\u554f\u984c\u3092\u89e3\u304f\u305f\u3081\u306e\u8a13\u7df4\u3092\u3057\u3064\u3065\u3051\u308b\u306e\u3082\u697d\u3057\u3044\u3068\u601d\u3044\u307e\u3059\u3002\u6280\u8853\u3084\u5730\u7403\u74b0\u5883\u306e\u5909\u5316\u306b\u3088\u3063\u3066\u9762\u767d\u3044\u554f\u984c\u306f\u3044\u304f\u3089\u3067\u3082\u51fa\u3066\u304d\u307e\u3059\u3002<\/p>\n
\u82f1\u8a9e\u306f\u3000https:\/\/en.wikipedia.org\/wiki\/Gradient_descent \uff08\u52fe\u914d\u964d\u4e0b\u6cd5\uff09\u3000\u304b\u3089\u3002
\ngradient \u300c\u30b0\u30ec\u300d\u30a4\u30c7\u30a3\u30a8\u30f3\u30c8\u3000\u52fe\u914d\u3000\uff08\u7269\u7406\u306egrad, \u2207\uff09
\ndescent \u30c7\u30a3\u300c\u30bb\u300d\u30f3\u30c8\u3000\u964d\u4e0b\uff08\u3059\u308b\uff09\u3000
\nascent\u3000\u30a2\u300c\u30bb\u300d\u30f3\u30c8\u3000\u4e0a\u6607\u3059\u308b
\nsteepest \u6700\u3082\u6025\u306a
\nconversely, \u9006\u306b
\niterative methods for optimization \u6700\u9069\u5316\u306e\u305f\u3081\u306e\u7e70\u308a\u8fd4\u3057\u6cd5 \u300c\u30a4\u300d\u30c6\u30e9\u30c6\u30a3\u30f4
\nconvergence \u30b3\u30f3\u300c\u30f4\u30a1\u30fc\u300d\u30b8\u30a7\u30f3\u30b9\u3000\u53ce\u675f
\nstochastic \u30b9\u30c8\u300c\u30ab\u300d\u30b9\u30c6\u30a3\u30c3\u30af\u3000\u7d71\u8a08\u7684\u306a\u3001\u3042\u3066\u305a\u3063\u307d\u3092\u542b\u3093\u3060
\nmulti-variable function \u591a\u5909\u6570\u95a2\u6570
\ndefine \u5b9a\u7fa9\u3059\u308b
\nmonotonic sequence \u5358\u8abf\u6570\u5217
\na bowl shape \u304a\u6900\u578b
\ncontour lines \u7b49\u9ad8\u7dda\u3000\u300c\u30b3\u300d\u30f3\u30bf\u30fc<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5358\u7d50\u6676X\u7dda\u56de\u6298\u306e\u300c\u76f4\u63a5\u6cd5\u300d\u3092\u5b8c\u6210\u3055\u305b\u305fKarle\u3068Hauptmann\u306f1985\u5e74\u306e\u30ce\u30fc\u30d9\u30eb\u5316\u5b66\u8cde\u3092\u3082\u3089\u3063\u3066\u3044\u307e\u3059\u3002 https:\/\/www.nobelprize.org\/prizes\/chemistry\/1985\/summary\/ \u591a\u6570\u306e\u56de\u6298\u30b9\u30dd\u30c3\u30c8\u306e\u5f37\u5ea6\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u6f38\u5316\u5f0f\u7684\u306b\u4f4d\u76f8\uff08\u539f\u5b50\u4f4d\u7f6e\uff09\u3092\u6539\u826f\u3057\u3066\u3044\u304f\u300c\u03a32\u95a2\u4fc2\u5f0f\u300d\u3092\u898b\u3064\u3051\u305f\u306e\u304c\u6c7a\u3081\u624b\u306e\u3088\u3046\u3067\u3059\u3002\u308f\u304b\u308a\u3084\u3059\u3044\u89e3\u8aac\u306f\u4e0b\u8a18\u3002 https:\/\/www.jstage.jst.go.jp\/article\/jcrsj1959\/38\/5\/38_5_313\/_pdf https:\/\/www.jstage.jst.go.jp\/article\/jcrsj1…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[42,44,52],"tags":[5,7,15],"class_list":["post-1832","post","type-post","status-publish","format-standard","hentry","category-tech","category-materials","category-economics","tag-tech","tag-materials","tag-economics"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=\/wp\/v2\/posts\/1832","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1832"}],"version-history":[{"count":0,"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=\/wp\/v2\/posts\/1832\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1832"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1832"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1832"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}