{"id":1126,"date":"2014-12-16T22:03:56","date_gmt":"2014-12-16T14:03:56","guid":{"rendered":"http:\/\/www.storagelab.org.cn\/zhangdi\/?p=1126"},"modified":"2014-12-16T22:03:56","modified_gmt":"2014-12-16T14:03:56","slug":"yocsef%e5%ad%a6%e6%9c%af%e5%b9%b4%e4%bc%9a%e5%a4%a7%e6%95%b0%e6%8d%ae%e4%b8%8e%e6%99%ba%e8%83%bd%e4%ba%a4%e4%ba%92%e7%ac%94%e8%ae%b0","status":"publish","type":"post","link":"https:\/\/www.divis.cn\/index.php\/2014\/12\/16\/yocsef%e5%ad%a6%e6%9c%af%e5%b9%b4%e4%bc%9a%e5%a4%a7%e6%95%b0%e6%8d%ae%e4%b8%8e%e6%99%ba%e8%83%bd%e4%ba%a4%e4%ba%92%e7%ac%94%e8%ae%b0\/","title":{"rendered":"YOCSEF\u5b66\u672f\u5e74\u4f1a\u201c\u5927\u6570\u636e\u4e0e\u667a\u80fd\u4ea4\u4e92\u201d\u7b14\u8bb0"},"content":{"rendered":"<p>\u4e0a\u5468\u4e94\u6211\u4e00\u4e2a\u4eba\u5355\u67aa\u5339\u9a6c\u5730\u53c2\u52a0\u4e86<a href=\"http:\/\/www.ccf.org.cn\/sites\/ccf\/xhdtnry.jsp?contentId=2835341134648\">CCF YOCSEF\u5317\u4eac\u5b66\u672f\u5e74\u4f1a<\/a>\u3002\u672c\u6b21\u4f1a\u8bae\u7684\u8bae\u9898\u662f\u201c\u5927\u6570\u636e\u4e0e\u53ea\u80fd\u4ea4\u4e92\u201d\uff0c\u56e0\u4e3a\u4e0e\u6211\u7814\u7a76\u5185\u5bb9\u76f8\u5173\uff0c\u5373\u4f7f\u6ca1\u6709\u540c\u884c\u7684\u540c\u4f34\u6211\u4e5f\u8981\u53c2\u52a0\u3002\u672c\u7740\u907f\u514d\u7761\u7740\u7684\u9700\u8981\uff0c\u6211\u4e00\u822c\u5f00\u4f1a\u6216\u8005\u4e0a\u8bfe\u90fd\u4f1a\u8bb0\u7b14\u8bb0\uff0c\u4ee5\u4e0b\u662f\u6211\u4e2a\u4eba\u7684\u7b14\u8bb0\u6574\u7406\uff0c\u4e0e\u5b9e\u9645PPT\u5185\u5bb9\u6216\u8bb8\u6709\u51fa\u5165\uff0c\u4f46\u662f\u4e0e\u4f1a\u8005\u7684PPT\u5e76\u672a\u5168\u90e8\u516c\u5f00\uff0c\u6545\u800c\u6211\u8fd9\u91cc\u7a0d\u4f5c\u8bb0\u5f55\u7559\u5b58\u5427\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone\" alt=\"\" src=\"http:\/\/i587.photobucket.com\/albums\/ss314\/zhangdiwaa\/my%20blog%20photo\/898380576.jpg\" width=\"960\" height=\"717\" \/><\/p>\n<h2>\u62a5\u544a\u4e00\uff1a\u5927\u6570\u636e\u4eba\u5de5\u667a\u80fd<\/h2>\n<p>\u62a5\u544a\u4eba\uff1a\u767e\u5ea6 \u4f59\u51ef \u5927\u6570\u636e\u4eba\u5de5\u667a\u80fd \u6df1\u5ea6\u5b66\u4e60\u7814\u7a76\u9662<\/p>\n<p>1. \u73b0\u4eca\u5de5\u7a0b\u4e0a\u7684\u601d\u8def\uff1a\u641c\u7d22\u6570\u636e \u2013 \u5927\u6570\u636e\u4eba\u5de5\u667a\u80fd \u2013 \u5546\u4e1a\u4ef7\u503c<\/p>\n<p>2. \u5173\u4e8e\u4eba\u5de5\u667a\u80fd\u7684\u5947\u70b9\u4e34\u8fd1\u2014\u2014\u4eba\u7c7b\u5bf9\u4e8e\u65b0\u6280\u672f\uff0c\u603b\u662f\u5728\u77ed\u671f\u5185\u9ad8\u4f30\uff0c\u5728\u957f\u671f\u5185\u4f4e\u4f30<\/p>\n<p>3. \u4eba\u5de5\u667a\u80fd\u5305\u542b\u4e09\u5927\u65b9\u9762\uff1a<\/p>\n<ul>\n<li>\u611f\u77e5<\/li>\n<li>\u601d\u8003<\/li>\n<li>\u63a7\u5236<\/li>\n<\/ul>\n<p>4. \u5982\u4f55\u533a\u5206\u4e00\u4e2a\u4ea7\u54c1\u62e5\u6709\u667a\u80fd\uff1f<\/p>\n<p>\u968f\u7740\u7528\u6237\u4f7f\u7528\u8d8a\u6765\u8d8a\u591a \uff0c\u5b83\u80fd\u53d8\u5f97\u806a\u660e\uff1b\u5b66\u4e60\u80fd\u529b\uff0c\u662f\u667a\u80fd\u7684\u672c\u8d28\u4e4b\u4e00\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u79fb\u52a8\u8bbe\u5907\u7684\u6444\u50cf\u5934\uff0c\u5df2\u7ecf\u6210\u4e3a\u4eba\u7c7b\u773c\u775b\u7684\u5ef6\u4f38<\/p>\n<p>5. \u5927\u6570\u636e\u65f6\u4ee3<\/p>\n<p>\u4e07\u7269\u4e92\u8054 \u2013 \u4e07\u7269\u667a\u80fd<\/p>\n<p>\u6df1\u5ea6\u5b66\u4e602013\u5e74\u5341\u5927\u79d1\u6280\u521b\u65b0\u4e4b\u4e00<\/p>\n<p>6. \u4ecb\u7ecd\u767e\u5ea6\u7684\u767e\u5ea6\u5927\u8111\u4ea7\u54c1<\/p>\n<ul>\n<li>\u7406\u89e3\u7528\u6237\u610f\u56fe\uff1a\u6587\u672c\u5206\u6790\uff0c\u56fe\u50cf\u8bc6\u522b\uff0c\u8bed\u97f3\u8bc6\u522b<\/li>\n<li>\u5339\u914d\u7528\u6237\u9700\u6c42\uff1a\u4f18\u5316\u641c\u7d22\u7ed3\u679c\u667a\u80fd\u6392\u5e8f<\/li>\n<li>\u7cbe\u51c6\u63a8\u9001\u5e7f\u544a\u548c\u670d\u52a1\uff1a\u4f30\u8ba1\u548c\u4f18\u5316\u70b9\u51fb\u7387\u548c\u8f6c\u5316\u7387<\/li>\n<\/ul>\n<p>7. \u4e3a\u4ec0\u4e48\u76ee\u524d\u6df1\u5ea6\u5b66\u4e60\u662f\u6700\u9002\u5408\u5927\u6570\u636e\u7684\u673a\u5668\u5b66\u4e60\u65b9\u6cd5\uff1f<\/p>\n<ul>\n<li>\u6a21\u62df\u5927\u8111\u7684\u884c\u4e3a<\/li>\n<li>\u7279\u522b\u9002\u5408\u5927\u6570\u636e<\/li>\n<li>End to end \u5b66\u4e60<\/li>\n<li>\u63d0\u4f9b\u4e00\u5957\u5efa\u6a21\u8bed\u8a00<\/li>\n<\/ul>\n<p>\u4ece\u7edf\u8ba1\u5b66\u65b9\u9762\u8003\u8651\u539f\u56e0\uff1a<\/p>\n<ul>\n<li>\u009f \u6240\u6709\u7edf\u8ba1\u6a21\u578b\u90fd\u662f\u9519\u7684\uff0c\u4f46\u662f\u6709\u4e00\u4e9b\u662f\u6709\u7528\u7684\uff1b<\/li>\n<li>\u6570\u636e\u6c38\u8fdc\u662f\u6709\u9650\u7684\uff0c\u5e76\u4e14\u662f\u4e0d\u5b8c\u7f8e\u7684\uff1b<\/li>\n<li>\u7edf\u8ba1\u5b66\u4e60\u7406\u8bba\u7684\u7684\u8303\u7574\uff1a\u5047\u8bbe\u8ba1\u7b97\u8d44\u6e90\u65e0\u9650<\/li>\n<\/ul>\n<p>\u8003\u8651\u4ee5\u4e0a\u56e0\u7d20\uff0c\u90a3\u4e48\u4e00\u4e2a\u4eba\u5de5\u667a\u80fd\u7b97\u6cd5\u7684\u63a8\u5e7f\u8bef\u5dee\u53ef\u603b\u7ed3\u4e3a\uff1a<\/p>\n<p>\u63a8\u5e7f\u8bef\u5dee= approximation error + Estimation error + optimization error<\/p>\n<p>(model class) \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0(data size) \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 (algorithm)<\/p>\n<p>\u4f20\u7edf\u4eba\u5de5\u667a\u80fd\u7b97\u6cd5\uff0c\u5728\u6570\u636e\u89c4\u6a21\u4e0a\u5347\u5230\u4e00\u5b9a\u7a0b\u5ea6\u540e\uff0c\u6548\u679c\u5c31\u4e0d\u518d\u63d0\u5347\uff1b\u800c\u6df1\u5ea6\u5b66\u4e60\u7b97\u6cd5\u5219\u4e0d\u4f1a\u3002\u8fc7\u53bb\u5de5\u4e1a\u754c\u5e38\u7528\u7ebf\u6027\u6a21\u578b\uff0c\u5df2\u7ecf\u88ab\u6452\u5f03\u3002\u73b0\u5728\u7684\u6a21\u578b\u90fd\u8f83\u4e3a\u590d\u6742\u3002\u6df1\u5ea6\u5b66\u4e60\u7b97\u6cd5\u7684\u6a21\u578b\u90fd\u51e0\u5341\u5c42\u3002<\/p>\n<p>8. \u6df1\u5ea6\u5b66\u4e60\u662f\u4e00\u5957\u7075\u6d3b\u7684\u5efa\u6a21\u8bed\u8a00<\/p>\n<p>\u5efa\u6a21\u4e00\u5f00\u59cb\u5c31\u662f\u4ece\u6570\u636e\u6a21\u578b\u5f00\u59cb\uff08\u73b0\u5728\u5df2\u7ecf\u4e0d\u4ece\u4eba\u5de5\u8bc6\u522b\u7279\u5f81\u5f00\u59cb\u4e86\uff09\uff0c\u7136\u540e\u7ecf\u8fc7\u5927\u91cf\u6570\u636e\u8bad\u7ec3\u3002<\/p>\n<p>9. \u6df1\u5165\u767e\u5ea6\u5927\u8111\uff1a\u540c\u65f6\u7406\u89e3\u56fe\u50cf\u548c\u81ea\u7136\u8bed\u8a00<\/p>\n<p>\u6df1\u5ea6\u5b66\u4e60\u663e\u8457\u63d0\u5347\u767e\u5ea6\u98ce\u5de2\u5e7f\u544a\u7cfb\u7edf<\/p>\n<p>\u4eca\u5929\u6700\u5f3a\u8ba1\u7b97\u673a\u7684 \u8ba1\u7b97\u80fd\u529b\u4e0e \u4eba\u8111 \u8fd8\u5dee\u5f88\u8fdc\u3002<\/p>\n<p>\u63d0\u95ee\u73af\u8282\uff1a<\/p>\n<ol>\n<li>\u5927\u6570\u636e\u65f6\u4ee3\u7684\u4e2a\u4eba\u9690\u79c1\u548c\u5b89\u5168\uff1f\u7b54\uff1a\u8fd9\u4e2a\u4f60\u5e94\u8be5\u95ee360,360\u4fdd\u62a4\u4f60\u4eec\u7684\u8425\u79c1\uff0c\u54c8\u54c8\u54c8<\/li>\n<li>\u5224\u65ad\u7528\u6237\u6027\u683c\uff1f \u7b54\uff1a\u7528\u6237\u753b\u50cf\uff0c\u7528\u6237\u753b\u50cf\u662f\u4e00\u4e2a\u9ad8\u7ef4\u5ea6\u7684\u4fe1\u606f\u96c6\u5408<\/li>\n<li>\u9884\u6d4b\u53ef\u4ee5\u5224\u65ad\u5b8f\u89c2\u4e8b\u52a1\uff0c\u4e0d\u80fd\u5224\u65ad\u7ec6\u679d\u672b\u8282\uff1f \u6c38\u8fdc\u505a\u4e0d\u5230100%\u6ee1\u610f\uff0c\u53ea\u8981\u80fd\u63d0\u5347\u4e00\u70b9\u5c31\u53ef\u4ee5\u521b\u9020\u4ef7\u503c<\/li>\n<li>\u6df1\u5ea6\u5b66\u4e60\u7684\u7406\u8bba\u7814\u7a76\u4f3c\u4e4e\u4e0d\u597d\u505a\uff1f\u6df1\u5ea6\u5b66\u4e60\u90fd\u662f\u516c\u53f8\u63a8\u8fdb\uff0c\u56e0\u4e3a\u9700\u8981\u5927\u91cf\u8d44\u6e90\uff0c\u5c0f\u5b9e\u9a8c\u5ba4\u73a9\u4e0d\u8d77\u3002\u540c\u65f6\u6570\u5b66\u5de5\u5177\u8fd8\u4e0d\u591fpowerful\uff0c\u4ee5\u81f3\u4e8e\u7814\u7a76\u4e0d\u5177\u5907\u5b8c\u5907\u6027\u3002<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<h2>\u4e8c panel: \u5947\u70b9\u4e34\u8fd1\uff0c\u79bb\u6211\u4eec\u6709\u591a\u8fdc<\/h2>\n<p>\uff08\u6ce8\uff0c\u5947\u70b9\u4e34\u8fd1\u662f\u5e93\u5179\u97e6\u5c14\u5199\u7684\u4e00\u672c\u79d1\u5e7b\u7c7b\u4e66\u7c4d\uff0c\u8ba4\u4e3a\u4eba\u5de5\u667a\u80fd\u4e0e\u4eba\u7c7b\u53ea\u80fd\u7684\u7ed3\u5408\u5c06\u521b\u9020\u65b0\u7684\u7eaa\u5143\uff0c\u800c\u8fd9\u4e2a\u4e2d\u95f4\u8282\u70b9\u5c31\u662f\u5947\u70b9\u3002\u8be6\u89c1\u8fd9\u4e2a<a 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982\u4f55\u4e0e\u4eba\u7c7b\u534f\u4f5c\u3002\u56e0\u6b64\u4eba\u7c7b\u8981\u4e0e\u673a\u5668\u5171\u540c\u8fdb\u5316<\/p>\n<p>\u5361\u5185\u57fa\u6885\u9686-\u80e1\u5b81\uff1a\u4eba\u7c7b\u5f80\u5f80\u77ed\u671f\u591a\u4e8e\u4e50\u89c2\uff0c\u957f\u671f\u8fc7\u4e8e\u60b2\u89c2\u3002\u5173\u4e8e\u5947\u70b9\u4e34\u8fd1\uff0c\u5f88\u591a\u884c\u4e1a\u5185\u673a\u5668\u5b66\u4e60\u4e13\u5bb6\u7684\u611f\u89c9\u662f\u600e\u4e48\u53c8\u6765\u4e86\u4e00\u6ce2\u70ed\u6f6e\u554a\uff1f\uff08\u7b11\uff09\u8ba1\u7b97\u673a\u79d1\u5b66\u672c\u8eab\u662f\u9762\u5411\u5e94\u7528\u7684\u79d1\u5b66\uff0c\u4f46\u6240\u6709\u79d1\u5b66\u672c\u8d28\u4e0a\u662f\u4e3a\u4e86\u53bb\u89e3\u51b3\u67d0\u79cd\u54f2\u5b66\u95ee\u9898\uff0c\u4f8b\u5982\u6211\u662f\u8c01\uff0c\u6211\u4ece\u54ea\u6765\u5230\u54ea\u53bb\u3002\u6df1\u5ea6\u5b66\u4e60\u9700\u8981\u5927\u91cf\u6570\u636e\u548c\u5f88\u591a\u8ba1\u7b97\u8d44\u6e90\uff0c\u6240\u4ee5\u767e\u5ea6\u624d\u73a9\u5f97\u8d77\u3002\u795e\u7ecf\u5143\u9690\u5f62\u5c42\u6709\u4e09\u5c42\u5c31\u5f88\u590d\u6742\u4e86\uff0c\u4f46\u662f\u4ed6\u4eec\u73a9\u5f97\u8d77\u51e0\u5341\u5c42\u3002\u7845\u57fa\u667a\u80fd\u4e0e\u4eba\u5de5\u667a\u80fd\u8fd8\u662f\u4e0d\u592a\u4e00\u6837\u3002<\/p>\n<p>\u767e\u5ea6\u4f59\u51ef\uff1a\u6df1\u5ea6\u5b66\u4e60\u53ef\u4ee5\u8bf4\u662f\u4eba\u5de5\u667a\u80fd\u7684\u4e00\u4e2abest-shoot, \u4f46\u662f\u8fdc\u672a\u5230\u89e3\u51b3\u95ee\u9898\u7684\u9636\u6bb5\u3002\u6211\u4eec\u73b0\u5728\u6b63\u5728\u722c\u5761\uff0c\u6211\u4eec\u4e0d\u53bb\u60f3\u5c71\u9876\u6709\u4ec0\u4e48\u3002\u672a\u6765\u4e00\u6bb5\u65f6\u95f4\uff0c\u6211\u4eec\u8ba4\u4e3a\u5728\u533b\u7597\u9886\u57df\u4eba\u5de5\u667a\u80fd\u5c06\u6709\u5f88\u5927\u53d1\u5c55\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u6211\u7684\u89c2\u70b9\uff1a\u6211\u662f\u4e2d\u56fd\u4f20\u5a92\u5927\u5b66\u7814\u7a76\u6570\u636e\u53ef\u89c6\u5316\u65b9\u5411\u7684\u535a\u58eb\u751f\uff0c\u524d\u7aef\u65f6\u95f4\u4e0e\u5170\u5dde\u5927\u5b66\u533b\u5b66\u9662\u4e00\u5e2e\u535a\u58eb\u5408\u4f5c\uff0c\u60f3\u5199\u4e00\u7bc7\u5173\u4e8e\u5927\u6570\u636e\u4e0e\u4e34\u5e8a\u533b\u7597\u7ed3\u5408\u7684\u8bba\u6587\uff0c\u7ed3\u679c\u53d1\u73b0\u81ea\u5df1\u6389\u8fdb\u4e86\u533b\u7597\u4fe1\u606f\u5316\u65e0\u5e95\u6d1e\u3002\u4e4b\u524d\u4f59\u51ef\u8001\u5e08\u8bf4\uff0c\u5728\u533b\u7597\u9886\u57df\uff0c\u6570\u636e\u6316\u6398\uff0c\u4eba\u5de5\u667a\u80fd\u4f1a\u6709\u975e\u5e38\u5927\u7684\u4f5c\u4e3a\u3002\u6211\u4e5f\u66fe\u4ee5\u4e3a\uff0c\u533b\u751f\u770b\u75c5\u5c31\u50cf\u4e00\u4e2a\u6570\u636e\u6316\u6398\u8fc7\u7a0b\uff0c\u533b\u751f\u770b\u75c5\u6536\u96c6\u8d44\u6599\uff0c\u7136\u540e\u4f9d\u636e\u89c4\u5219\u5224\u65ad\u75c5\u60c5\u3002\u4f46\u5c31\u6211\u4e86\u89e3\u7684\u60c5\u51b5\u770b\uff0c\u533b\u7597\u8bca\u65ad\u6d89\u53ca\u975e\u5e38\u590d\u6742\u7684\u4e13\u4e1a\u77e5\u8bc6\uff0c\u590d\u6742\u5ea6\u5b8c\u5168\u8fdc\u8d85\u5434\u6e05\u6e90\u4e0b\u56f4\u68cb\u4e4b\u4e0a\u3002\u800c\u73b0\u4ee3\u533b\u5b66\u4fe1\u606f\u7cfb\u7edf\u590d\u6742\u5ea6\u4e5f\u5f88\u9ad8\uff0c\u901a\u5e38\u4e00\u4e2a\u4e09\u7532\u533b\u9662\u4fe1\u606f\u7cfb\u7edf\u6709\u4e0a\u767e\u5b50\u7cfb\u7edf\uff0c\u5e76\u4e14\u6570\u636e\u6536\u96c6\u4e5f\u5f88\u4e0d\u5b8c\u5907\u3002\u533b\u5b66\u4e0d\u50cf\u54b1\u4eec\u8ba1\u7b97\u673a\uff0c\u5b83\u76f4\u63a5\u5173\u7cfb\u6027\u547d\uff0c\u662f\u975e\u5e38\u4fdd\u5b88\u7684\u3002\u4e00\u4e2a\u6807\u51c6\u5316\u7535\u5b50\u75c5\u5386\u6807\u51c6\u8fd9\u4e48\u591a\u5e74\u90fd\u6ca1\u5b9e\u73b0\u3002\u66fe\u6709\u516c\u53f8\u60f3\u505a\u75c5\u4f8b\u6570\u636e\u6316\u6398\uff0c\u7ed3\u679c\u53ea\u6709\u4e09\u4e07\u4efd\u7535\u5b50\u75c5\u4f8b\uff0c\u800c\u56fd\u5bb6\u8ba4\u5b9a\u7684\u5404\u79cd\u75be\u75c5\u7c7b\u578b\u5c31\u6709\u56db\u4e07\u79cd\u3002\u6700\u540e\u6316\u6398\u51fa\u6765\u7684\u4e1c\u897f\u6839\u672c\u4e0d\u80fd\u7528\u3002\u4e5f\u8bb8\u968f\u7740\u7a81\u7834\u5404\u79cd\u653f\u7b56\u56f0\u96be\uff0c\u6211\u4eec\u80fd\u591f\u505a\u5230\u57282045\u5e74\u7528\u5927\u6570\u636e\u5e73\u53f0\u8bca\u65ad95%\u7684\u75be\u75c5\uff0c\u4f46\u662f\u53ef\u4ee5\u9884\u6599\u5230\u7684\u7ed3\u679c\u662f\u5317\u4eac\u7684\u4e09\u7532\u533b\u9662\u4f9d\u7136\u4f1a\u7206\u6ee1\uff0c\u4e13\u5bb6\u53f7\u4f1a\u66f4\u96be\u6392\u961f\u3002\u8ba1\u7b97\u673a\u5b66\u79d1\u96be\u4ee5\u72ec\u81ea\u89e3\u51b3\u8fd9\u7c7b\u95ee\u9898\uff0c\u53ea\u6709\u5176\u4ed6\u5b66\u79d1\u5171\u540c\u53d1\uff0c\u4ea4\u53c9\u5bfb\u627e\u7a81\u7834\u70b9\u3002\u4eba\u5de5\u667a\u80fd\u672c\u8eab\u662f\u662f\u4eba\u7c7b\u667a\u6167\u7684\u7ed3\u6676\u3002\u62ff\u4e00\u4e2a\u4e2a\u4eba\u667a\u80fd\uff0c\u4e0e\u4e00\u7fa4\u9876\u7ea7\u4e13\u5bb6\u7684\u667a\u6167\u7ed3\u6676\u53bb\u6bd4\u4f3c\u4e4e\u6ca1\u592a\u5927\u610f\u4e49\u3002\u6216\u8005\u8bf4\uff0c\u4eba\u7c7b\u793e\u4f1a\u7ec4\u7ec7\u672c\u8eab\u4e5f\u9690\u542b\u7740\u4e00\u5957\u4eba\u7c7b\u667a\u80fd\uff0c\u672a\u6765\u4eba\u5de5\u667a\u80fd\u7684\u53d1\u5c55\u5f88\u53ef\u80fd\u662f\u5728\u8fd9\u65b9\u9762\u505a\u6587\u7ae0\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>\u62a5\u544a\u4e09\uff1a\u6570\u636e\u53ef\u89c6\u5316<\/h2>\n<p>\u5317\u5927-\u9ec4\u6653\u5982\u6559\u6388<\/p>\n<p>&nbsp;<\/p>\n<p>1. \u5f15\u5b50-\u6570\u636e\u65b0\u95fb<\/p>\n<p>\u6d0b\u6d41\u6cb9\u753b<\/p>\n<p>\u98ce\u573a<\/p>\n<p>\u3002\u3002\u3002<\/p>\n<p>2. \u4ece\u6570\u636e\u5230\u53ef\u89c6\u5316<\/p>\n<p>\u53ef\u89c6\u5316\/\u53ef\u89c6\u5206\u6790 \uff1a\u4eba\u7c7b\u5bf9\u4e8b\u7269\u5efa\u7acb\u5fc3\u7406\u6a21\u578b(mental model)\u6216\u8005\u5fc3\u7406\u56fe\u50cf\u7684\u8fc7\u7a0b(mental image)<\/p>\n<p>Data \u2013 image \u2013 mental-model \/insight<\/p>\n<p>3. \u53ef\u89c6\u5316\u53d1\u73b0\u8fc7\u7a0b<\/p>\n<ul>\n<li>\u009f\u00a0\u00a0 \u8bb0\u5f55\u4fe1\u606f<\/li>\n<li>\u009f\u00a0\u00a0 \u652f\u6301\u63a8\u7406\u5206\u6790<\/li>\n<li>\u009f\u00a0\u00a0 \u4fe1\u606f\u5448\u73b0<\/li>\n<\/ul>\n<p>Data \u2013 \u53ef\u89c6\u5316(visualization) \u56fe\u50cf(image) \u8bbe\u7f6e (specification)<\/p>\n<p>\u2013 \u611f\u77e5\u548c\u8ba4\u77e5 \u63a2\u7d22 \u77e5\u8bc6<\/p>\n<p>4. \u53ef\u89c6\u5316\u6a21\u578b<\/p>\n<p>Visualization Designer -\u00e0 visualization user<\/p>\n<p>5. \u53ef\u89c6\u5206\u6790<\/p>\n<p>\u53ef\u89c6\u5206\u6790\u662f\u7531\u4ea4\u4e92\u53ef\u89c6\u5316\u754c\u9762\u652f\u6301\u7684\u5206\u6790\u63a8\u7406\u7684\u79d1\u5b66<\/p>\n<p>\u7b2c\u4e00\u7bc7\u63d0\u5230\u5927\u6570\u636e\u7684\u8bba\u6587\uff1aNASA\u5173\u4e8evisualization<\/p>\n<p>5.\u00a0VAST challenge 2014<\/p>\n<p>\u5927\u6570\u636e\u65f6\u4ee3\uff0c\u53ef\u89c6\u5316\u5373\u670d\u52a1<\/p>\n<p>&nbsp;<\/p>\n<h2>\u62a5\u544a\u56db\uff1a\u4e92\u8054\u7f51\u7cbe\u51c6\u5e7f\u544a\u4e2d\u7684\u5927\u6570\u636e\u5e94\u7528\u6280\u672f\u4e0e\u6311\u6218<\/h2>\n<p>Media V CTO\u00a0\u80e1\u5b81<\/p>\n<p>1. \u7cbe\u51c6\u8425\u9500\u65f6\u4ee3\u7684\u7f51\u7edc\u5e7f\u544a<\/p>\n<p>2. \u7cbe\u51c6\u5e7f\u544a\u6280\u672f\u2014\u2014\u5b9a\u5411<\/p>\n<ul>\n<li>\u884c\u4e3a\u5b9a\u5411<\/li>\n<li>\u4e0a\u4e0b\u6587\u5b9a\u5411<\/li>\n<li>\u4eba\u7fa4\u5b9a\u5411<\/li>\n<\/ul>\n<p>3. \u7cbe\u51c6\u5e7f\u544a\u6280\u672f\u2014\u2014\u5b9e\u65f6\u7ade\u4ef7<\/p>\n<p>\u6574\u4e2a\u6295\u653e\u8fc7\u7a0b\uff1a0.02\u79d2<\/p>\n<p>4. \u7cfb\u7edf\u67b6\u6784<\/p>\n<p>\u786c\u4ef6\uff1a\u5b9a\u5236\u670d\u52a1\u5668(\u4e3a\u4e86\u964d\u4f4ecost)\uff0c600\u591a\u53f0\u8282\u70b9\uff0c\u6bcf\u4e2a\u8282\u70b932\u4e2a\u786c\u76d8\uff0c\u5728\u884c\u4e1a\u5185\u4e5f\u7b97\u591a\u7684\u4e86\uff08\u4f46\u8fd8\u662f\u73a9\u4e0d\u8d77\u6df1\u5ea6\u5b66\u4e60\uff09<\/p>\n<p>\u5b58\u50a8\uff1aSATA PCIe SSD<\/p>\n<p>\u8ba1\u7b97\uff1aGPU \uff08\u7528nvidia GPU\u6bd4intel\u591a\u6838CPU\u8fdb\u884c\u6570\u636e\u6316\u6398\u8fd0\u7b97\u5feb11\u500d\uff01\uff09<\/p>\n<p>\u5927\u6570\u636e\u67b6\u6784\uff1b\u6570\u636e\u5904\u7406\uff0c\u4ecemapreduce\u8f6c\u79fb\u5230Spark\u6548\u7387\u63d0\u534718\u500d\uff01<\/p>\n<p>\u62a5\u8868\u5206\u6790\uff1a\u5173\u7cfb\u578b\u6570\u636e\u5e93\uff0cnosql\u6570\u636e\u5e93\uff0c\u6570\u636e\u4ed3\u5e93<\/p>\n<p>5.\u5b9e\u65f6\u6570\u636e\u5e93\u5982\u4f55\u9009\u578b\uff1f<\/p>\n<p>\u8981\u6c42\uff1a\u5b58\u50a8\u6d77\u91cf\u6570\u636e\uff0c\u6807\u7b7e\u6570\u636e\uff0c\u80fd\u627f\u8f7d\u9ad8\u901f\u8bfb\u5199\u8bbf\u95ee<\/p>\n<p>\u7cfb\u7edf\u9009\u62e9\uff1a redis\/Memcacheed, mongoDB\/Cassandra<\/p>\n<p>6.\u6311\u6218\uff1a\u5355\u6761\u6570\u636e\u8d8a\u6765\u8d8a\u5927<\/p>\n<p>7.\u7cfb\u7edf\u529f\u80fd\uff1a<\/p>\n<ul>\n<li>\u8bc6\u522b\uff1a\u5185\u5bb9\u8bc6\u522b\uff08\u6587\u5b57\uff0c\u56fe\u5f62\uff09\uff0c<\/li>\n<li>\u884c\u4e3a\u8bc6\u522b\uff08\u7528\u6237\u753b\u50cf\uff09\uff0c<\/li>\n<li>\u53cd\u4f5c\u5f0a\uff08\u5783\u573e\u7f51\u9875\uff0c \u5f02\u5e38\u884c\u4e3a\uff0c\u5982\u673a\u5668\u4eba\u70b9\u5e7f\u544a\uff09<\/li>\n<li>\u9884\u6d4b\uff1a\u70b9\u51fb\u7387\u9884\u6d4b\/\u8f6c\u5316\u7387\u9884\u6d4b<\/li>\n<\/ul>\n<p>8.\u8ba1\u7b97\u6a21\u578b\uff1a<\/p>\n<p>Logistic regression \u7ebf\u6027\u6a21\u578b<\/p>\n<p>Deep learning \u6df1\u5ea6\u5b66\u4e60<\/p>\n<p>\uff08\u767e\u5ea6\u82b1\u4e86\u4e00\u5e74\u505a\u4e86\u6df1\u5ea6\u5b66\u4e60\uff0c\u63d0\u9ad8\u4e86\u5e7f\u544a\u6295\u653e5%\u7684\u51c6\u786e\u7387\u3002\u767e\u5ea6\u6bcf\u5e74\u56db\u4e94\u767e\u4ebf\u7684\u5e7f\u544a\u6536\u76ca\uff0c\u90a3\u4e48\u6df1\u5ea6\u5b66\u4e60\u5e26\u6765\u591a\u5c11\u6536\u76ca\uff09<\/p>\n<p>&nbsp;<\/p>\n<h2>\u62a5\u544a\u4e94\uff1a\u5f02\u6784\u5927\u6570\u636e\u673a\u5668\u5b66\u4e60\u62a5\u544a\u4f1a<\/h2>\n<p>\u5929\u5927\u6559\u6388-\u80e1\u6e05\u534e<\/p>\n<p>&nbsp;<\/p>\n<p>1. \u5927\u6570\u636e\u7684\u5f02\u6784\u7279\u6027\uff1a<\/p>\n<p>\u975e\u7ed3\u6784\u5316\u5f02\u6784\u591a\u6a21\u6001\u6570\u636e\u7206\u70b8\u589e\u957f\uff0c\u5c24\u5176\u662f\u533b\u7597\u9886\u57df<\/p>\n<p>\u4f8b\u5b50\uff1a\u5929\u6587\u5927\u6570\u636e\uff0c\u6bcf\u59291.5T\uff0c\u53ef\u4ee5\u968f\u610f\u4e0b\u8f7d<\/p>\n<p>2. \u5f02\u6784\u6570\u636e\u7684\u6311\u6218\u6027\u95ee\u9898\uff1a<\/p>\n<p>\u4f20\u7edf\u673a\u5668\u5b66\u4e60\u7b97\u6cd5\uff1aKNN\uff0c\u51b3\u7b56\u6811\uff0clinear SVM, no linear SVM\u4e2d\u7684\u6570\u636e\u90fd\u662f\u5411\u91cf\u6a21\u5f0f\u3002\u4f46\u662f\u5982\u679c\u5411\u91cf\u4e2d\u7684\u6570\u636e\u65f6\u4e00\u4e2a\u56fe\u7247\uff0c\u600e\u4e48\u529e\uff1f<\/p>\n<p>3. \u89e3\u51b3\u65b9\u6cd5:<\/p>\n<p>\u8ba4\u77e5\u8ba1\u7b97\uff1a\u4eba\u8111\u7684\u4fe1\u606f\u5904\u7406\u673a\u5236<\/p>\n<p>\u591a\u901a\u9053\u611f\u77e5<\/p>\n<p>\u591a\u6a21\u6001\u6570\u636e\u7684\u5411\u91cf\u8868\u793a<\/p>\n<ul>\n<li>\u5c06\u56fe\u5f62\uff0c\u8bed\u97f3\u7b49\u63d0\u53d6\u7279\u5f81\u503c\u6765\u8fdb\u884c\u5411\u91cf\u5316\u63cf\u8ff0\uff0c\u7136\u540e\u518d\u8fdb\u884c\u673a\u5668\u5b66\u4e60<\/li>\n<li>\u5c06\u56fe\u6a21\u578b\u4e0e\u5411\u91cf\u6a21\u578b\u7ed3\u5408\u6765\u505a\uff0c\u4f8b\u5982\u8bed\u4e49\u5206\u6790\u53ef\u7528\u6709\u5411\u65e0\u73af\u56fe\u6765\u5904\u7406<\/li>\n<li>\u5728\u5f20\u91cf\u7a7a\u95f4\u4e2d\u6765\u505a\u56fe\u50cf\u7684\u673a\u5668\u5b66\u4e60<\/li>\n<\/ul>\n<p>4. \u5f02\u6784\u6570\u636e\u5904\u7406\u7684\u5173\u952e\u95ee\u9898<\/p>\n<p>5. 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