{"id":8581,"date":"2019-02-15T17:40:24","date_gmt":"2019-02-15T09:40:24","guid":{"rendered":"http:\/\/xstrader.net\/?p=8581"},"modified":"2019-02-15T17:40:24","modified_gmt":"2019-02-15T09:40:24","slug":"ma%e7%a7%bb%e5%8b%95%e5%b9%b3%e5%9d%87%e7%b7%9a","status":"publish","type":"post","link":"https:\/\/www.xq.com.tw\/xstrader\/ma%e7%a7%bb%e5%8b%95%e5%b9%b3%e5%9d%87%e7%b7%9a\/","title":{"rendered":"MA\u79fb\u52d5\u5e73\u5747\u7dda"},"content":{"rendered":"<p><strong>\u516c\u5f0f<\/strong><\/p>\n<p>(\u7c21\u55ae)n\u65e5\u79fb\u52d5\u5e73\u5747 MA_t = (P_t + P_[t-1] + P_[t-2] +\u2026+ P_[t-n+1] ) \/ n<br \/>\n\u5373\u628a\u6700\u8fd1n\u500b\u8cc7\u6599\u4f5c\u5e73\u5747\u5373\u5f97\uff0c\u9019\u7a2e\u65b9\u5f0f\u4e2d\u5404\u5929\u7684\u50f9\u683c\u6b0a\u6578\u5747\u76f8\u7b49.<br \/>\n\u53e6\u4e00\u7a2e\u6307\u6578\u5e73\u6ed1\u79fb\u52d5\u5e73\u5747\u5247\u70ba<br \/>\nE_t = E_[t-1] + a * (P_t + E_[t-1] )<br \/>\n\u5373\u96e2\u76ee\u524d\u8d8a\u8fd1\u7684\u8cc7\u6599, \u5728\u8a08\u7b97\u5e73\u5747\u6642\u5176\u7d66\u7684\u6b0a\u6578\u8d8a\u9ad8.<\/p>\n<p><strong>\u610f\u7fa9<\/strong><\/p>\n<p>\u79fb\u52d5\u5e73\u5747\u7684\u6982\u5ff5\u662f\u7531\u7d71\u8a08\u5b78\u9818\u57df\u61c9\u7528\u800c\u4f86\uff0c\u5728\u6280\u8853\u5206\u6790\u4e0a\uff0c\u79fb\u52d5\u5e73\u5747\u7684\u4f5c\u7528\u53ef\u4ee5\u5f15\u4f38\u6210\u56db\u5c64\u610f\u7fa9:\u5e73\u6ed1\u4f5c\u7528\u3001\u8da8\u52e2\u7dda\u3001\u6210\u672c\u7dda\u53ca\u652f\u6490\u58d3\u529b<\/p>\n<ol>\n<li>\u5e73\u6ed1\u4f5c\u7528&#8211;\u7531\u65bc\u50f9\u683c\u8cc7\u6599\u5177\u6ce2\u52d5\uff0c\u56e0\u6b64\u55ae\u7d14\u89c0\u5bdf\u6bcf\u65e5\u50f9\u683c\u901a\u5e38\u6703\u56e0\u70ba\u50f9\u683c\u7684\u6ce2\u52d5\u5927\u800c\u53d7\u5e72\u64fe\uff0c\u7121\u6cd5\u770b\u7a7f\u672c\u8cea\u3002\u56e0\u6b64\u5c07\u50f9\u683c\u4f5c\u79fb\u52d5\u5e73\u5747\u5f8c\uff0c\u5c07\u53ef\u4f7f\u50f9\u683c\u5728\u5448\u73fe\u4e0a\u5177\u5e73\u6ed1\u529f\u80fd\uff0c\u4ee5\u4fbf\u5229\u89c0\u5bdf\u3002<\/li>\n<li>\u8da8\u52e2\u7dda&#8211;\u5e73\u6ed1\u5f8c\u7684\u50f9\u683c\u6703\u8f03\u5177\u660e\u78ba\u7684\u65b9\u5411\u6027\uff0c\u4ea6\u5373\u4ee5\u8f03\u591a\u7684\u89c0\u5bdf\u6a23\u672c\u8f03\u80fd\u986f\u73fe\u51fa\u80a1\u50f9\u8f03\u9577\u671f\u7684\u7684\u8da8\u52e2\u6027\uff0c\u56e0\u6b64\u79fb\u52d5\u5e73\u5747\u7dda\u53ef\u8996\u70ba\u4e00\u8da8\u52e2\u7dda\u3002<\/li>\n<li>\u6210\u672c\u7dda&#8211;\u7531\u65bc\u79fb\u52d5\u5e73\u5747\u7dda\u7684\u8a08\u7b97\u53c3\u8003\u4e86\u6700\u8fd1n\u500b\u4ea4\u6613\u6536\u76e4\u50f9\u7684\u8cc7\u6599\uff0c\u56e0\u6b64\u5927\u81f4\u4e0a\u4f86\u8aaa\uff0c\u79fb\u52d5\u5e73\u5747\u662f\u6700\u8fd1n\u65e5\u5e02\u5834\u7684\u8cb7\u8ce3\u5e73\u5747\u50f9\u683c\u3002\u4e5f\u5c31\u662f\u8aaa\uff0c\u6700\u8fd1\u5e02\u5834\u4ea4\u6613\u8cb7\u65b9\u7684\u6210\u672c\u6703\u843d\u5728\u79fb\u52d5\u5e73\u5747\u7684\u9644\u8fd1\uff0c\u56e0\u6b64\u79fb\u52d5\u5e73\u5747\u53ef\u8996\u70ba\u8fd1\u671f\u5e02\u5834\u8cb7\u9032\u8005\u7684\u6210\u672c\u3002<\/li>\n<li>\u652f\u6490\u58d3\u529b&#8211;\u7531\u5fc3\u7406\u9762\u4f86\u8aaa\uff0c\u79fb\u52d5\u5e73\u5747\u843d\u5728\u67d0\u4e00\u50f9\u4f4d\uff0c\u4ee3\u8868\u8a72\u50f9\u4f4d\u70ba\u76ee\u524d\u80a1\u7968\u64c1\u6709\u8005\u7684\u6210\u672c\u5340\uff0c\u4e26\u4e14\u5c0d\u8a72\u7fa4\u4eba\u800c\u8a00\uff0c\u9019\u500b\u50f9\u4f4d\u662f\u4e00\u500b\u503c\u5f97\u8cb7\u9032\u7684\u50f9\u4f4d(\u6240\u4ee5\u624d\u6703\u64c1\u6709\u90e8\u4f4d)\uff0c\u56e0\u6b64\u7576\u80a1\u50f9\u7531\u4e0a\u800c\u4e0b\u8dcc\u81f3\u5747\u7dda\u9644\u8fd1\u6642\uff0c\u4fbf\u6703\u518d\u5ea6\u843d\u5230\u8a72\u7fa4\u4eba\u8a8d\u70ba\u503c\u5f97\u8cb7\u9032\u7684\u50f9\u4f4d\u5340\uff0c\u56e0\u6b64\u518d\u5f15\u767c\u8cb7\u9032\u7684\u52d5\u4f5c\uff0c\u9019\u6a23\u4fbf\u6703\u4f7f\u5f97\u7576\u80a1\u50f9\u8dcc\u81f3\u5747\u7dda\u9644\u8fd1\u6642\u4fbf\u6703\u5f15\u767c\u6b62\u8dcc\u7684\u8cb7\u76e4\uff0c\u56e0\u6b64\u79fb\u52d5\u5e73\u5747\u7dda\u53ef\u8996\u70ba\u4e00\u652f\u6490\u7dda\u3002\n<p>\u5728\u53e6\u4e00\u65b9\u9762\uff0c\u7576\u5916\u5728\u74b0\u5883\u60e1\u52a3\uff0c\u4f7f\u5f97\u5747\u7dda\u7684\u652f\u6490\u529b\u9053\u4e0d\u8db3\u800c\u4f7f\u80a1\u50f9\u8dcc\u7834\u5747\u7dda\u6642\uff0c\u5247\u6b64\u767c\u751f\u5957\u7262\u73fe\u8c61&#8211;\u80a1\u50f9\u4f4e\u65bc\u8cb7\u9032\u6210\u672c\uff0c\u800c\u9020\u6210\u6295\u8cc7\u4eba\u767c\u751f\u5e33\u9762\u8667\u640d\uff0c\u4f7f\u5176\u4e0d\u9858\u5728\u6b64\u8667\u640d\u968e\u6bb5\u8ce3\u80a1\u7968\u3002\u5728\u9019\u500b\u6642\u5019\uff0c\u6295\u8cc7\u4eba\u6703\u7522\u751f\u4e00\u500b\u5fc3\u614b\uff0c\u4fbf\u662f\u7b49\u80a1\u50f9\u56de\u672c\u4fbf\u8d95\u5feb\u8ce3\u80a1\u7968\u4ee5\u89e3\u5957\u3002\u6240\u4ee5\u7576\u80a1\u50f9\u7531\u4e0b\u65b9\u5f80\u4e0a\u89f8\u81f3\u5747\u7dda\u6642\uff0c\u4fbf\u6703\u7522\u751f\u8ce3\u58d3\u800c\u9020\u6210\u80a1\u50f9\u518d\u5f80\u4e0b\u58d3\uff0c\u56e0\u6b64\u9019\u6642\u5747\u7dda\u53cd\u800c\u6210\u70ba\u4e00\u58d3\u529b\u7dda\u3002<\/li>\n<\/ol>\n<p><strong>\u61c9\u7528\u6642\u6a5f<\/strong><\/p>\n<ul>\n<li>\u4e00\u822c\u53ef\u5c07\u79fb\u52d5\u5e73\u5747\u7dda\u8996\u70ba\u652f\u6490\u6216\u58d3\u529b\u7dda\u3002\u77ed\u7dda\u770b6\u65e5(\u9031)\u621612\u65e5\u5747\u7dda\uff0c\u66f4\u9577\u671f\u5247\u670924\u65e5(\u6708)\u300172\u65e5(\u5b63)\u3001144\u65e5(\u534a\u5e74\u5747\u7dda)\u53ca288\u65e5(\u5e74\u5747\u7dda)\u7b49\u7b49\u3002\u9577\u5929\u671f\u7684\u79fb\u52d5\u5e73\u5747\u7dda\u5176\u652f\u6490\u6216\u58d3\u529b\u8f03\u77ed\u5929\u671f\u4f86\u5f97\u5f37\uff0c\u56e0\u6b64\u80a1\u50f9\u8dcc\u7834\u9577\u5929\u671f\u5747\u7dda\u6642\u901a\u5e38\u4ee3\u8868\u8457\u884c\u60c5\u53cd\u8f49\u7684\u8868\u5fb5\u3002<\/li>\n<li>\u7531\u65bc\u79fb\u52d5\u5e73\u5747\u7dda\u4ee3\u8868\u8457\u4e00\u8da8\u52e2\u7dda\uff0c\u56e0\u6b64\u5229\u7528\u9577\u77ed\u5929\u671f\u4e0d\u540c\u7684\u79fb\u52d5\u5e73\u5747\u7dda\u4f86\u6aa2\u8996\u8da8\u52e2\u7684\u6539\u8b8a\u8207\u5426\u3002\u9577\u5929\u671f\u7684\u79fb\u52d5\u5e73\u5747\u7dda\u4ee3\u8868\u539f\u4f86\u8da8\u52e2\uff0c\u800c\u7576\u77ed\u5929\u671f\u79fb\u52d5\u5e73\u5747\u7dda\u8207\u9577\u5929\u671f\u767c\u751f\u4ea4\u53c9\u6642\uff0c\u53ef\u80fd\u4ee3\u8868\u8da8\u52e2\u958b\u59cb\u8f49\u8b8a\uff0c\u70ba\u8cb7\u8ce3\u8a0a\u865f\uff1b\u7576\u77ed\u5929\u671f\u79fb\u52d5\u5e73\u5747\u7dda\u7531\u4e0b\u5f80\u4e0a\u5411\u9577\u5929\u671f\u79fb\u52d5\u5e73\u5747\u7dda\u4ea4\u53c9\u6642\uff0c\u70ba\u8cb7\u9032\u8a0a\u865f\u3002<\/li>\n<li>\u7576\u80a1\u50f9\u5747\u7dda\u5448\u73fe\u8d8a\u77ed\u5929\u671f\u7684\u5747\u7dda\u6392\u5217\u5728\u8d8a\u4e0a\u65b9\u6642\uff0c\u5247\u7a31\u70ba\u591a\u982d\u6392\u5217\uff0c\u70ba\u6709\u5927\u884c\u60c5\u7684\u524d\u5146\uff1b\u76f8\u53cd\u7684\uff0c\u82e5\u8d8a\u9577\u5929\u671f\u5747\u7dda\u84cb\u5728\u8d8a\u4e0a\u9762\uff0c\u5247\u70ba\u7a7a\u982d\u6392\u5217\uff0c\u70ba\u7a7a\u982d\u884c\u60c5\u8868\u5fb5\u3002<\/li>\n<li>\u5e74\u5747\u7dda\u901a\u5e38\u4ee3\u8868\u591a\u982d\u53ca\u7a7a\u982d\u7684\u5206\u754c\u7dda\uff0c\u70ba\u4e00\u91cd\u8981\u6307\u6a19\u3002\u800c\u5728\u904e\u53bb\u5e7e\u6b21\u7684\u5927\u7a7a\u982d\u4e2d\uff0c\u7576\u80a1\u50f9\u8dcc\u81f310\u5e74\u5747\u7dda\u6642\u5747\u70ba\u9577\u7dda\u7684\u5927\u5e95\u90e8\uff0c\u70ba\u91cd\u8981\u8cb7\u9ede\u3002<\/li>\n<\/ul>\n<p><strong>\u7f3a\u9ede<\/strong><\/p>\n<p>\u79fb\u52d5\u5e73\u5747\u7dda\u70ba\u4e00\u843d\u5f8c\u6307\u6a19\uff0c\u56e0\u6b64\u55ae\u7d14\u6548\u679c\u6709\u9650<\/p>\n<p><strong>\u88dc\u6551\u63aa\u65bd<\/strong><\/p>\n<p>\u914d\u5408\u5176\u4ed6\u6307\u6a19\u4f7f\u7528.<\/p>\n<p>&nbsp;<\/p>\n<p>\u51fd\u6578\u8173\u672c<\/p>\n<pre class='brush:xs'>SetBarMode(1);\r\n\r\ninput:thePrice(numericseries); \/\/\"\u50f9\u683c\u5e8f\u5217\"\r\ninput:Length(numericsimple); \/\/\"\u8a08\u7b97\u671f\u9593\"\r\n \r\nif Length &gt; 0 then\r\n Average = Summation(thePrice, Length) \/ Length\r\nelse \r\n Average =0;<\/pre>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u516c\u5f0f (\u7c21\u55ae)n\u65e5\u79fb\u52d5\u5e73\u5747 MA_t = (P_t + P_[t-1] + P_[t-2] +\u2026+ P_[t-n+1] ) \/ n \u5373\u628a\u6700\u8fd1n\u500b\u8cc7\u6599\u4f5c\u5e73\u5747\u5373\u5f97\uff0c\u9019\u7a2e\u65b9\u5f0f\u4e2d\u5404\u5929\u7684\u50f9\u683c\u6b0a\u6578\u5747\u76f8\u7b49. \u53e6\u4e00\u7a2e\u6307\u6578\u5e73\u6ed1\u79fb\u52d5\u5e73\u5747\u5247\u70ba E_t = E_[t-1] + a * (P_t + E_[t-1] ) \u5373\u96e2\u2026 <span class=\"read-more\"><a href=\"https:\/\/www.xq.com.tw\/xstrader\/ma%e7%a7%bb%e5%8b%95%e5%b9%b3%e5%9d%87%e7%b7%9a\/\">\u95b1\u8b80\u66f4\u591a &raquo;<\/a><\/span><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[41],"tags":[],"class_list":["post-8581","post","type-post","status-publish","format-standard","hentry","category-a-z"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\r\n<title>MA\u79fb\u52d5\u5e73\u5747\u7dda - XQ\u5b98\u65b9\u90e8\u843d\u683c<\/title>\r\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\r\n<link rel=\"canonical\" href=\"https:\/\/www.xq.com.tw\/xstrader\/ma\u79fb\u52d5\u5e73\u5747\u7dda\/\" \/>\r\n<meta property=\"og:locale\" content=\"zh_TW\" \/>\r\n<meta property=\"og:type\" content=\"article\" \/>\r\n<meta property=\"og:title\" content=\"MA\u79fb\u52d5\u5e73\u5747\u7dda - XQ\u5b98\u65b9\u90e8\u843d\u683c\" \/>\r\n<meta property=\"og:description\" content=\"\u516c\u5f0f (\u7c21\u55ae)n\u65e5\u79fb\u52d5\u5e73\u5747 MA_t = (P_t + P_[t-1] + P_[t-2] +\u2026+ P_[t-n+1] ) \/ n \u5373\u628a\u6700\u8fd1n\u500b\u8cc7\u6599\u4f5c\u5e73\u5747\u5373\u5f97\uff0c\u9019\u7a2e\u65b9\u5f0f\u4e2d\u5404\u5929\u7684\u50f9\u683c\u6b0a\u6578\u5747\u76f8\u7b49. \u53e6\u4e00\u7a2e\u6307\u6578\u5e73\u6ed1\u79fb\u52d5\u5e73\u5747\u5247\u70ba E_t = E_[t-1] + a * (P_t + E_[t-1] ) \u5373\u96e2\u2026 \u95b1\u8b80\u66f4\u591a &raquo;\" \/>\r\n<meta property=\"og:url\" content=\"https:\/\/www.xq.com.tw\/xstrader\/ma\u79fb\u52d5\u5e73\u5747\u7dda\/\" \/>\r\n<meta property=\"og:site_name\" content=\"XQ\u5b98\u65b9\u90e8\u843d\u683c\" \/>\r\n<meta property=\"article:published_time\" content=\"2019-02-15T09:40:24+00:00\" \/>\r\n<meta name=\"author\" content=\"\u767c\u8ca1\u6a58\u5b50\" \/>\r\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\r\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005:\" 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