{"id":198926,"date":"2024-05-10T00:39:34","date_gmt":"2024-05-09T16:39:34","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/198926.html"},"modified":"2024-05-10T00:39:39","modified_gmt":"2024-05-09T16:39:39","slug":"lightgbm%e4%b8%ad%e7%9a%84%e5%87%a0%e5%a4%84%e8%be%83%e5%a4%a7%e4%bc%98%e5%8c%96%e7%9a%84%e7%ae%97%e6%b3%95%e5%8e%9f%e7%90%86%e8%af%a5%e5%a6%82%e4%bd%95%e6%ad%a3%e7%a1%ae%e7%90%86%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/198926.html","title":{"rendered":"lightgbm\u4e2d\u7684\u51e0\u5904\u8f83\u5927\u4f18\u5316\u7684\u7b97\u6cd5\u539f\u7406\u8be5\u5982\u4f55\u6b63\u786e\u7406\u89e3"},"content":{"rendered":"

\"lightgbm\u4e2d\u7684\u51e0\u5904\u8f83\u5927\u4f18\u5316\u7684\u7b97\u6cd5\u539f\u7406\u8be5\u5982\u4f55\u6b63\u786e\u7406\u89e3\"<\/p>\n

LightGBM\u662f\u4e00\u4e2a\u68af\u5ea6\u63d0\u5347\u6846\u67b6\uff0c\u4f7f\u7528\u4e86\u57fa\u4e8e\u76f4\u65b9\u56fe\u7684\u51b3\u7b56\u6811\u7b97\u6cd5\u3002\u76f8\u6bd4\u5176\u5b83\u68af\u5ea6\u63d0\u5347\u5e93\uff0cLightGBM\u6709\u51e0\u4e2a\u4e3b\u8981\u4f18\u5316\u70b9\uff1a\u57fa\u4e8e\u68af\u5ea6\u7684\u5355\u8fb9\u91c7\u6837\uff08GOSS\uff09\u3001\u4e92\u65a5\u7279\u5f81\u6346\u7ed1\uff08EFB\uff09\u3001\u76f4\u65b9\u56fe\u5dee\u52a0\u901f\uff08Histogram subtraction\uff09\u3001\u4ee5\u53ca\u57fa\u4e8e\u76f4\u65b9\u56fe\u7684\u51b3\u7b56\u6811\u7b97\u6cd5\u3002\u5176\u4e2d\uff0c\u4e92\u65a5\u7279\u5f81\u6346\u7ed1\uff08EFB\uff09\u5728\u51cf\u5c11\u6570\u636e\u7ef4\u5ea6\u3001\u52a0\u901f\u8bad\u7ec3\u8fc7\u7a0b\u4e2d\u8d77\u5230\u4e86\u663e\u8457\u7684\u4f5c\u7528\u3002<\/p>\n<\/p>\n

\u4e92\u65a5\u7279\u5f81\u6346\u7ed1\uff08EFB\uff09\u662f\u6307\u5c06\u591a\u4e2a\u4e92\u65a5\uff08\u4e0d\u540c\u65f6\u4e3a\u975e\u96f6\u503c\u7684\u7279\u5f81\uff09\u6346\u7ed1\u6210\u4e00\u4e2a\u65b0\u7684\u7279\u5f81\u3002\u7531\u4e8e\u5728\u7a00\u758f\u6570\u636e\u96c6\u4e2d\uff0c\u5f88\u591a\u7279\u5f81\u90fd\u662f\u4e92\u65a5\u7684\uff0c\u6216\u8005\u975e\u96f6\u503c\u7684\u91cd\u53e0\u8f83\u5c11\uff0cEFB\u80fd\u591f\u6709\u6548\u51cf\u5c11\u8bad\u7ec3\u6570\u636e\u7684\u7ef4\u5ea6\u3002\u8fd9\u4e0d\u4ec5\u80fd\u51cf\u5c11\u5185\u5b58\u7684\u4f7f\u7528\u91cf\uff0c\u8fd8\u80fd\u52a0\u5feb\u8ba1\u7b97\u901f\u5ea6\uff0c\u56e0\u4e3a\u7b97\u6cd5\u5904\u7406\u7684\u7279\u5f81\u6570\u91cf\u53d8\u5c11\u4e86\u3002EFB\u9996\u5148\u8bc4\u4f30\u6240\u6709\u7279\u5f81\u5bf9\u7684\u4e92\u65a5\u60c5\u51b5\uff0c\u7136\u540e\u901a\u8fc7\u8d2a\u5fc3\u7b97\u6cd5\u9009\u62e9\u6346\u7ed1\u65b9\u5f0f\uff0c\u8fd9\u9700\u8981\u5e73\u8861\u6346\u7ed1\u540e\u7279\u5f81\u7684\u4fe1\u606f\u635f\u5931\u548c\u8ba1\u7b97\u6548\u7387\u7684\u63d0\u5347\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u57fa\u4e8e\u68af\u5ea6\u7684\u5355\u8fb9\u91c7\u6837\uff08GOSS\uff09<\/h2>\n<\/p>\n

\u57fa\u4e8e\u68af\u5ea6\u7684\u5355\u8fb9\u91c7\u6837<\/strong>\uff08Gradient-based One-Side Sampling\uff0cGOSS\uff09\u662fLightGBM\u5b9e\u73b0\u51cf\u5c11\u6570\u636e\u5728\u68af\u5ea6\u63d0\u5347\u7b97\u6cd5\u4e2d\u7684\u8ba1\u7b97\u91cf\u7684\u4e00\u79cd\u7b56\u7565\u3002GOSS\u7684\u6838\u5fc3\u601d\u60f3\u662f\u5728\u8bad\u7ec3\u6bcf\u4e00\u68f5\u6811\u65f6\uff0c\u53ea\u5bf9\u68af\u5ea6\u5927\uff08\u5373\u5bf9\u6a21\u578b\u8d21\u732e\u5927\u7684\u6570\u636e\uff09\u6216\u968f\u673a\u9009\u53d6\u7684\u4e00\u4e9b\u68af\u5ea6\u5c0f\u7684\u6837\u672c\u8fdb\u884c\u8ba1\u7b97\u3002\u8fd9\u662f\u57fa\u4e8e\u8fd9\u6837\u4e00\u4e2a\u89c2\u70b9\uff1a\u5177\u6709\u5927\u68af\u5ea6\u503c\u7684\u6570\u636e\u70b9\u6bd4\u68af\u5ea6\u5c0f\u7684\u6570\u636e\u70b9\u5728\u6a21\u578b\u8bad\u7ec3\u4e2d\u66f4\u4e3a\u91cd\u8981\u3002<\/p>\n<\/p>\n

GOSS\u7684\u8fc7\u7a0b\u53ef\u4ee5\u5206\u4e3a\u4e24\u6b65\u3002\u9996\u5148\uff0c\u5b83\u4f1a\u4fdd\u7559\u4e00\u90e8\u5206\u5177\u6709\u6700\u5927\u68af\u5ea6\u7684\u6570\u636e\u70b9\uff0c\u8fd9\u4e9b\u6570\u636e\u70b9\u662f\u6a21\u578b\u5b66\u4e60\u7684\u91cd\u70b9\uff1b\u5176\u6b21\uff0c\u4ece\u5269\u4e0b\u5177\u6709\u8f83\u5c0f\u68af\u5ea6\u7684\u6570\u636e\u70b9\u4e2d\uff0c\u901a\u8fc7\u968f\u673a\u62bd\u6837\u9009\u51fa\u4e00\u5b9a\u6bd4\u4f8b\u7684\u6570\u636e\u70b9\uff0c\u5e76\u5bf9\u8fd9\u4e9b\u6570\u636e\u70b9\u7684\u68af\u5ea6\u8fdb\u884c\u653e\u5927\u5904\u7406\uff0c\u4ee5\u5f25\u8865\u5176\u5728\u603b\u6837\u672c\u4e2d\u6743\u91cd\u7684\u51cf\u5c11\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0cGOSS\u80fd\u591f\u5728\u51cf\u5c11\u8ba1\u7b97\u91cf\u7684\u540c\u65f6\uff0c\u5c3d\u91cf\u4fdd\u6301\u6570\u636e\u5206\u5e03\u7684\u4e00\u81f4\u6027\uff0c\u4ece\u800c\u907f\u514d\u5bf9\u6a21\u578b\u51c6\u786e\u6027\u7684\u5f71\u54cd\u3002<\/p>\n<\/p>\n

\u4e8c\u3001\u4e92\u65a5\u7279\u5f81\u6346\u7ed1\uff08EFB\uff09<\/h2>\n<\/p>\n

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EFB\u9996\u5148\u5bf9\u7279\u5f81\u8fdb\u884c\u9884\u5904\u7406\uff0c\u8bc4\u4f30\u54ea\u4e9b\u7279\u5f81\u53ef\u4ee5\u88ab\u6346\u7ed1\u5728\u4e00\u8d77\uff0c\u8fd9\u4e00\u6b65\u9aa4\u901a\u5e38\u9700\u8981\u8ba1\u7b97\u7279\u5f81\u95f4\u7684\u4e92\u65a5\u7a0b\u5ea6\u3002\u968f\u540e\uff0c\u901a\u8fc7\u8d2a\u5fc3\u7b97\u6cd5\u786e\u5b9a\u6700\u7ec8\u7684\u6346\u7ed1\u65b9\u6848\u3002\u6346\u7ed1\u540e\u7684\u7279\u5f81\u5c06\u4f5c\u4e3a\u65b0\u7684\u8f93\u5165\u7279\u5f81\u53c2\u4e0e\u6a21\u578b\u7684\u8bad\u7ec3\uff0c\u4e14\u8fd9\u4e00\u8fc7\u7a0b\u5bf9\u6700\u7ec8\u6a21\u578b\u7684\u6027\u80fd\u5f71\u54cd\u751a\u5fae\uff0c\u4f46\u5728\u8bad\u7ec3\u901f\u5ea6\u548c\u5185\u5b58\u4f7f\u7528\u4e0a\u7684\u4f18\u5316\u5374\u6781\u4e3a\u663e\u8457\u3002<\/p>\n<\/p>\n

\u4e09\u3001\u76f4\u65b9\u56fe\u5dee\u52a0\u901f\uff08Histogram subtraction\uff09<\/h2>\n<\/p>\n

\u76f4\u65b9\u56fe\u5dee\u52a0\u901f\u662fLightGBM\u5728\u6784\u5efa\u51b3\u7b56\u6811\u65f6\u4e00\u4e2a\u5de7\u5999\u7684\u4f18\u5316\u624b\u6bb5\u3002\u5728\u4f20\u7edf\u7684\u68af\u5ea6\u63d0\u5347\u51b3\u7b56\u6811\u7b97\u6cd5\u4e2d\uff0c\u6bcf\u6b21\u5206\u88c2\u8282\u70b9\u65f6\u90fd\u9700\u8981\u91cd\u65b0\u8ba1\u7b97\u6bcf\u4e2a\u7279\u5f81\u7684\u76f4\u65b9\u56fe\u3002LightGBM\u901a\u8fc7\u5dee\u5206\u76f4\u65b9\u56fe\u7684\u65b9\u5f0f\u907f\u514d\u4e86\u8fd9\u79cd\u91cd\u590d\u8ba1\u7b97\u3002<\/p>\n<\/p>\n

\u5177\u4f53\u800c\u8a00\uff0c\u76f4\u65b9\u56fe\u5dee\u52a0\u901f\u4f9d\u8d56\u4e8e\u8fd9\u6837\u4e00\u4e2a\u4e8b\u5b9e\uff1a\u7236\u8282\u70b9\u7684\u76f4\u65b9\u56fe\u7b49\u4e8e\u5176\u4e24\u4e2a\u5b50\u8282\u70b9\u76f4\u65b9\u56fe\u7684\u548c\u3002\u56e0\u6b64\uff0c\u5728\u8ba1\u7b97\u5b50\u8282\u70b9\u76f4\u65b9\u56fe\u65f6\uff0c\u53ef\u4ee5\u76f4\u63a5\u5229\u7528\u7236\u8282\u70b9\u548c\u5144\u5f1f\u8282\u70b9\u7684\u76f4\u65b9\u56fe\u8fdb\u884c\u8ba1\u7b97\uff0c\u4ece\u800c\u5927\u5927\u51cf\u5c11\u4e86\u8ba1\u7b97\u91cf\u3002\u8fd9\u79cd\u4f18\u5316\u4f7f\u5f97LightGBM\u5728\u5904\u7406\u5927\u89c4\u6a21\u6570\u636e\u65f6\u66f4\u4e3a\u9ad8\u6548\uff0c\u5c24\u5176\u662f\u5728\u6570\u636e\u7ef4\u5ea6\u8f83\u9ad8\u65f6\u3002<\/p>\n<\/p>\n

\u56db\u3001\u57fa\u4e8e\u76f4\u65b9\u56fe\u7684\u51b3\u7b56\u6811\u7b97\u6cd5<\/h2>\n<\/p>\n

\u57fa\u4e8e\u76f4\u65b9\u56fe\u7684\u51b3\u7b56\u6811\u7b97\u6cd5\u662fLightGBM\u7684\u6838\u5fc3\uff0c\u8fd9\u4e00\u6280\u672f\u4f7f\u5f97\u7b97\u6cd5\u80fd\u591f\u66f4\u9ad8\u6548\u5730\u5904\u7406\u5927\u89c4\u6a21\u6570\u636e\u3002\u5728\u8fd9\u4e2a\u7b97\u6cd5\u4e2d\uff0c\u8fde\u7eed\u7684\u7279\u5f81\u503c\u88ab\u79bb\u6563\u5316\u4e3a\u6709\u9650\u4e2a\u6574\u6570\uff0c\u4ee5\u6784\u5efa\u7279\u5f81\u7684\u76f4\u65b9\u56fe\u3002\u7136\u540e\uff0c\u8fd9\u4e9b\u76f4\u65b9\u56fe\u7528\u4e8e\u8fd1\u4f3c\u5730\u8ba1\u7b97\u6700\u4f73\u5206\u88c2\u70b9\uff0c\u4ece\u800c\u907f\u514d\u4e86\u5728\u6bcf\u4e00\u6b21\u5206\u88c2\u65f6\u5bf9\u6240\u6709\u53ef\u80fd\u7684\u5206\u88c2\u70b9\u8fdb\u884c\u904d\u5386\u8ba1\u7b97\u3002<\/p>\n<\/p>\n

\u9664\u4e86\u51cf\u5c11\u8ba1\u7b97\u91cf\u4e4b\u5916\uff0c\u57fa\u4e8e\u76f4\u65b9\u56fe\u7684\u51b3\u7b56\u6811\u7b97\u6cd5\u8fd8\u53ef\u4ee5\u51cf\u5c11\u5185\u5b58\u5360\u7528\uff0c\u56e0\u4e3a\u5b83\u53ea\u9700\u8981\u5b58\u50a8\u79bb\u6563\u5316\u540e\u7684\u7279\u5f81\u503c\u548c\u5bf9\u5e94\u7684\u8ba1\u6570\uff0c\u800c\u4e0d\u662f\u539f\u59cb\u7684\u8fde\u7eed\u7279\u5f81\u503c\u3002\u8fd9\u4f7f\u5f97LightGBM\u80fd\u591f\u5728\u76f8\u5bf9\u8f83\u4f4e\u7684\u914d\u7f6e\u4e0a\uff0c\u5904\u7406\u5927\u89c4\u6a21\u9ad8\u7ef4\u5ea6\u6570\u636e\uff0c\u52a0\u901f\u673a\u5668\u5b66\u4e60<\/a>\u9879\u76ee\u7684\u8fed\u4ee3\u901f\u5ea6\u3002<\/p>\n<\/p>\n

\u603b\u800c\u8a00\u4e4b\uff0cLightGBM\u4e2d\u7684\u8fd9\u51e0\u5904\u8f83\u5927\u4f18\u5316\u4e0d\u4ec5\u63d0\u9ad8\u4e86\u6a21\u578b\u8bad\u7ec3\u7684\u6548\u7387\u548c\u901f\u5ea6\uff0c\u8fd8\u5728\u5f88\u5927\u7a0b\u5ea6\u4e0a\u4fdd\u6301\u4e86\u6a21\u578b\u51c6\u786e\u6027\u3002\u901a\u8fc7\u8fd9\u4e9b\u521b\u65b0\u6027\u7684\u4f18\u5316\uff0cLightGBM\u4e3a\u6570\u636e\u79d1\u5b66\u5bb6\u548c\u673a\u5668\u5b66\u4e60\u5de5\u7a0b\u5e08\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5f3a\u6709\u529b\u7684\u5de5\u5177\uff0c\u4ee5\u9762\u5bf9\u5927\u89c4\u6a21\u6570\u636e\u5206\u6790\u548c\u6a21\u578b\u8bad\u7ec3\u7684\u6311\u6218\u3002<\/p>\n<\/p>\n

\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n

1. \u7b97\u6cd5\u539f\u7406\u7684\u4f18\u5316\u5982\u4f55\u63d0\u5347\u4e86lightgbm\u7684\u6027\u80fd\uff1f<\/strong><\/p>\n

\u4f18\u5316\u7b97\u6cd5\u539f\u7406\u53ef\u4ee5\u63d0\u5347lightgbm\u7684\u6027\u80fd\uff0c\u5177\u4f53\u4f53\u73b0\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n

    \n
  • \u91c7\u7528\u57fa\u4e8e\u68af\u5ea6\u63d0\u5347\u6811\uff08Gradient Boosting Decision Tree\uff09\u7684\u7b97\u6cd5\uff0c\u901a\u8fc7\u8fed\u4ee3\u7684\u65b9\u5f0f\u4e0d\u65ad\u4f18\u5316\u6a21\u578b\u7684\u9884\u6d4b\u80fd\u529b\uff0c\u8fbe\u5230\u66f4\u597d\u7684\u6cdb\u5316\u6027\u80fd\u548c\u51c6\u786e\u5ea6\uff1b<\/li>\n
  • \u5229\u7528\u76f4\u65b9\u56fe\u7b97\u6cd5\u5bf9\u7279\u5f81\u7684\u79bb\u6563\u5316\u8fdb\u884c\u4f18\u5316\uff0c\u51cf\u5c11\u79bb\u6563\u5316\u7684\u65f6\u95f4\u548c\u7a7a\u95f4\u590d\u6742\u5ea6\uff1b<\/li>\n
  • \u901a\u8fc7GOSS\uff08Gradient-based One-Side Sampling\uff09\u63d0\u9ad8\u4e86\u6570\u636e\u7684\u91c7\u6837\u6548\u7387\uff0c\u964d\u4f4e\u4e86\u8fc7\u62df\u5408\u7684\u98ce\u9669\uff0c\u540c\u65f6\u4fdd\u6301\u4e86\u6a21\u578b\u7684\u9c81\u68d2\u6027\uff1b<\/li>\n
  • \u5728\u7279\u5f81\u7684\u9009\u62e9\u4e0a\uff0c\u4f7f\u7528\u4e86Histogram Approximated Gradient Boosting\uff08HistGrad\uff09\u7b97\u6cd5\uff0c\u901a\u8fc7\u76f4\u65b9\u56fe\u8fd1\u4f3c\u6765\u9009\u53d6\u6700\u4f73\u7684\u7279\u5f81\u5206\u5272\u70b9\uff0c\u51cf\u5c11\u4e86\u8ba1\u7b97\u91cf\u548c\u5185\u5b58\u7684\u4f7f\u7528\uff1b<\/li>\n
  • \u57fa\u4e8e\u5e26\u6709\u6df1\u5ea6\u9650\u5236\u7684leaf-wise\u589e\u957f\u7b56\u7565\uff0c\u8be5\u7b56\u7565\u80fd\u591f\u66f4\u5feb\u5730\u964d\u4f4e\u8bad\u7ec3\u8bef\u5dee\uff0c\u63d0\u5347\u7b97\u6cd5\u7684\u8bad\u7ec3\u901f\u5ea6\u548c\u9884\u6d4b\u6027\u80fd\u3002<\/li>\n<\/ul>\n

    2. lightgbm\u4e2d\u7684GOSS\u7b97\u6cd5\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff1f<\/strong><\/p>\n

    GOSS\uff08Gradient-based One-Side Sampling\uff09\u7b97\u6cd5\u662flightgbm\u4e2d\u7528\u4e8e\u6570\u636e\u91c7\u6837\u7684\u4f18\u5316\u7b56\u7565\u3002\u5b83\u7684\u5de5\u4f5c\u539f\u7406\u5982\u4e0b\uff1a<\/p>\n

    \u9996\u5148\uff0cGOSS\u901a\u8fc7\u8ba1\u7b97\u6837\u672c\u7684\u68af\u5ea6\u7edd\u5bf9\u503c\u7684\u6bd4\u4f8b\uff0c\u5c06\u6570\u636e\u96c6\u5212\u5206\u4e3a\u4e24\u7c7b\u6837\u672c\uff1a\u5f31\u6837\u672c\uff08\u68af\u5ea6\u7edd\u5bf9\u503c\u8f83\u5c0f\uff09\u548c\u5f3a\u6837\u672c\uff08\u68af\u5ea6\u7edd\u5bf9\u503c\u8f83\u5927\uff09\u3002\u7136\u540e\uff0c\u4f7f\u7528\u4e00\u4e2a\u53c2\u6570\u6765\u63a7\u5236\u5f3a\u6837\u672c\u7684\u6bd4\u4f8b\uff0c\u5c06\u90e8\u5206\u5f3a\u6837\u672c\u52a0\u5165\u8bad\u7ec3\u96c6\u3002\u8fd9\u6837\u505a\u7684\u76ee\u7684\u662f\u4fdd\u8bc1\u5728\u8bad\u7ec3\u8fc7\u7a0b\u4e2d\uff0c\u6a21\u578b\u66f4\u591a\u5730\u5173\u6ce8\u90a3\u4e9b\u5bf9\u68af\u5ea6\u8d21\u732e\u8f83\u5927\u7684\u6837\u672c\uff0c\u63d0\u9ad8\u6a21\u578b\u7684\u51c6\u786e\u6027\u548c\u9c81\u68d2\u6027\u3002<\/p>\n

    GOSS\u7b97\u6cd5\u7684\u4f18\u52bf\u5728\u4e8e\uff0c\u5728\u964d\u4f4e\u8fc7\u62df\u5408\u7684\u540c\u65f6\uff0c\u51cf\u5c11\u4e86\u5bf9\u8ba1\u7b97\u8d44\u6e90\u7684\u9700\u6c42\u3002\u901a\u8fc7\u5bf9\u6570\u636e\u8fdb\u884c\u7b80\u5355\u800c\u9ad8\u6548\u7684\u91c7\u6837\uff0c\u53ef\u4ee5\u5728\u4e0d\u727a\u7272\u6a21\u578b\u6027\u80fd\u7684\u524d\u63d0\u4e0b\uff0c\u5927\u5e45\u63d0\u5347\u8bad\u7ec3\u901f\u5ea6\u548c\u9884\u6d4b\u6548\u679c\u3002<\/p>\n

    3. lightgbm\u7684leaf-wise\u589e\u957f\u7b56\u7565\u5982\u4f55\u63d0\u9ad8\u6a21\u578b\u7684\u8bad\u7ec3\u901f\u5ea6\u548c\u9884\u6d4b\u6027\u80fd\uff1f<\/strong><\/p>\n

    lightgbm\u91c7\u7528\u4e86\u4e00\u79cd\u79f0\u4e3aleaf-wise\u7684\u589e\u957f\u7b56\u7565\u6765\u63d0\u9ad8\u6a21\u578b\u7684\u8bad\u7ec3\u901f\u5ea6\u548c\u9884\u6d4b\u6027\u80fd\u3002\u8fd9\u79cd\u7b56\u7565\u7684\u5de5\u4f5c\u539f\u7406\u5982\u4e0b\uff1a<\/p>\n

    \u4f20\u7edf\u7684\u6811\u6a21\u578b\u589e\u957f\u7b56\u7565\u662flevel-wise\uff0c\u5373\u6309\u5c42\u7ea7\u9010\u5c42\u5730\u5bf9\u8282\u70b9\u8fdb\u884c\u5206\u88c2\u3002\u800cleaf-wise\u589e\u957f\u7b56\u7565\u5219\u662f\u57fa\u4e8e\u6bcf\u6b21\u9009\u62e9\u80fd\u5e26\u6765\u6700\u5927\u8bef\u5dee\u964d\u4f4e\u7684\u8282\u70b9\u8fdb\u884c\u5206\u88c2\uff0c\u5373\u6bcf\u6b21\u9009\u62e9\u6700\u4f73\u7684\u8282\u70b9\u8fdb\u884c\u5206\u88c2\uff0c\u800c\u4e0d\u662f\u6309\u5c42\u7ea7\u9009\u62e9\u3002<\/p>\n

    leaf-wise\u589e\u957f\u7b56\u7565\u7684\u4f18\u52bf\u5728\u4e8e\u80fd\u591f\u66f4\u5feb\u5730\u964d\u4f4e\u8bad\u7ec3\u8bef\u5dee\uff0c\u56e0\u4e3a\u5b83\u6bcf\u6b21\u9009\u62e9\u6700\u80fd\u51cf\u5c11\u8bef\u5dee\u7684\u8282\u70b9\u8fdb\u884c\u5206\u88c2\u3002\u8fd9\u6837\u505a\u53ef\u4ee5\u51cf\u5c11\u6811\u7684\u6df1\u5ea6\uff0c\u964d\u4f4e\u4e86\u6a21\u578b\u7684\u590d\u6742\u6027\uff0c\u4e5f\u51cf\u5c11\u4e86\u8ba1\u7b97\u7684\u5f00\u9500\u3002\u53e6\u5916\uff0c\u901a\u8fc7\u63d0\u524d\u505c\u6b62\u5206\u88c2\u7684\u6761\u4ef6\u6765\u907f\u514d\u8fc7\u5ea6\u62df\u5408\uff0c\u8fdb\u4e00\u6b65\u63d0\u9ad8\u4e86\u6a21\u578b\u7684\u6cdb\u5316\u6027\u80fd\u3002<\/p>\n

    \u603b\u800c\u8a00\u4e4b\uff0cleaf-wise\u589e\u957f\u7b56\u7565\u901a\u8fc7\u9ad8\u6548\u5730\u9009\u62e9\u8282\u70b9\u8fdb\u884c\u5206\u88c2\uff0c\u540c\u65f6\u907f\u514d\u8fc7\u5ea6\u62df\u5408\uff0c\u4ece\u800c\u5927\u5927\u63d0\u5347\u4e86lightgbm\u6a21\u578b\u7684\u8bad\u7ec3\u901f\u5ea6\u548c\u9884\u6d4b\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"LightGBM\u662f\u4e00\u4e2a\u68af\u5ea6\u63d0\u5347\u6846\u67b6\uff0c\u4f7f\u7528\u4e86\u57fa\u4e8e\u76f4\u65b9\u56fe\u7684\u51b3\u7b56\u6811\u7b97\u6cd5\u3002\u76f8\u6bd4\u5176\u5b83\u68af\u5ea6\u63d0\u5347\u5e93\uff0cLightGBM\u6709\u51e0\u4e2a\u4e3b […]","protected":false},"author":3,"featured_media":198928,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/198926"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=198926"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/198926\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/198928"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=198926"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=198926"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=198926"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}