{"published":"2014-04-24 22:48:09","description":"\u8cc7\u6599 \u30b9\u30e9\u30a4\u30c9 MNIST handwritten digit database\uff08\u624b\u66f8\u304d\u5165\u529b\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\uff09 \u30cb\u30e5\u30fc\u30e9\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u6700\u6025\u964d\u4e0b\u6cd5\u306f1\u30b9\u30c6\u30c3\u30d7\u306e\u66f4\u65b0\u306b\u639b\u304b\u308b\u6642\u9593\u304c O(W) \u3067\u6e08\u3080\u4e00\u65b9\u3001\u53ce\u675f\u3059\u308b\u307e\u3067\u306e\u53cd\u5fa9\u56de\u6570\u304c\u591a\u304f\u306a\u308b \u6e96\u30cb\u30e5\u30fc\u30c8\u30f3\u6cd5 1\u30b9\u30c6\u30c3\u30d7\u306e\u8a08\u7b97\u91cf\u306f O(W^2) \u5c40\u6240\u89e3\u306b\u9665\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b \u53ce\u675f\u3059\u308b\u304b\u5426\u304b\u3082\u4fdd\u8a3c\u3055\u308c\u3066\u306a\u3044 \u76f4\u7dda\u63a2\u7d22(line search) \u5c40\u6240\u89e3\u306b\u9665\u308b\u53ef\u80fd\u6027\u3092\u4e0b\u3052\u308b\u3053\u3068\u306f\u3067\u304d\u308b\u304c\u3001\u6700\u9069\u89e3\u304c\u898b\u3064\u304b\u308b\u4fdd\u8a3c\u306f\u306a\u3044 Armijo\u306e\u6761\u4ef6\u3068Wolfe\u306e\u6761\u4ef6\u3092\u6e80\u305f\u305b\u3070\u5927\u57df\u7684\u53ce\u675f\u6027\u304c\u4fdd\u8a3c\u3055\u308c\u308b BFGS\u516c\u5f0f w_k \u306e\u6642\u70b9\u3067\u5f97\u3089\u308c\u305f\u30d8\u30c3\u30bb\u884c\u5217\u3092\u5143\u306b\u6b21\u306e\u6642\u70b9\u3067\u306e\u30d8\u30c3\u30bb\u884c\u5217\u3092\u2026","image_url":null,"type":"rich","blog_title":"katz's adversaria","height":"190","url":"https://katz-24.hatenadiary.org/entry/20140424/1398347289","author_url":"https://blog.hatena.ne.jp/katz_24/","provider_url":"https://hatena.blog","blog_url":"https://katz-24.hatenadiary.org/","title":" \u30d1\u30bf\u30fc\u30f3\u8a8d\u8b58\u3068\u6a5f\u68b0\u5b66\u7fd2\u5165\u9580 \u7b2c9\u56de \u53c2\u52a0\u30e1\u30e2","provider_name":"Hatena Blog","version":"1.0","author_name":"katz_24","categories":["\u6a5f\u68b0\u5b66\u7fd2"],"width":"100%","html":""}