{"id":192194,"date":"2020-11-05T03:29:42","date_gmt":"2020-11-04T19:29:42","guid":{"rendered":"http:\/\/4563.org\/?p=192194"},"modified":"2020-11-15T17:52:29","modified_gmt":"2020-11-15T09:52:29","slug":"graphx-%e5%9c%a8%e5%9b%be%e6%95%b0%e6%8d%ae%e5%ba%93-nebula-graph-%e7%9a%84%e5%9b%be%e8%ae%a1%e7%ae%97%e5%ae%9e%e8%b7%b5","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=192194","title":{"rendered":"GraphX \u5728\u56fe\u6570\u636e\u5e93 Nebula Graph \u7684\u56fe\u8ba1\u7b97\u5b9e\u8df5"},"content":{"rendered":"
\n
\n
\n

GraphX \u5728\u56fe\u6570\u636e\u5e93 Nebula Graph \u7684\u56fe\u8ba1\u7b97\u5b9e\u8df5 <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : NebulaGraph <\/span> <\/i> 5<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
<\/p>\n

\u4e0d\u540c\u6765\u6e90\u7684\u5f02\u6784\u6570\u636e\u95f4\u5b58\u5728\u7740\u5343\u4e1d\u4e07\u7f15\u7684\u5173\u8054\uff0c\u8fd9\u79cd\u6570\u636e\u4e4b\u95f4\u9690\u85cf\u7684\u5173\u8054\u5173\u7cfb\u548c\u7f51\u7edc\u7ed3\u6784\u7279\u6027\u5bf9\u4e8e\u6570\u636e\u5206\u6790\u81f3\u5173\u91cd\u8981\uff0c\u56fe\u8ba1\u7b97\u5c31\u662f\u4ee5\u56fe\u4f5c\u4e3a\u6570\u636e\u6a21\u578b\u6765\u8868\u8fbe\u95ee\u9898\u5e76\u4e88\u4ee5\u89e3\u51b3\u7684\u8fc7\u7a0b\u3002<\/p>\n

\"GraphX<\/p>\n

\u4e00\u3001\u80cc\u666f<\/h2>\n

\u968f\u7740\u7f51\u7edc\u4fe1\u606f\u6280\u672f\u7684\u98de\u901f\u53d1\u5c55\uff0c\u6570\u636e\u9010\u6e10\u5411\u591a\u6e90\u5f02\u6784\u5316\u65b9\u5411\u53d1\u5c55\uff0c\u4e14\u4e0d\u540c\u6765\u6e90\u7684\u5f02\u6784\u6570\u636e\u4e4b\u95f4\u4e5f\u5b58\u5728\u7684\u5343\u4e1d\u4e07\u7f15\u7684\u5173\u8054\uff0c\u8fd9\u79cd\u6570\u636e\u4e4b\u95f4\u9690\u85cf\u7684\u5173\u8054\u5173\u7cfb\u548c\u7f51\u7edc\u7ed3\u6784\u7279\u6027\u5bf9\u4e8e\u6570\u636e\u5206\u6790\u81f3\u5173\u91cd\u8981\u3002\u4f46\u4f20\u7edf\u5173\u7cfb\u578b\u6570\u636e\u5e93\u5728\u5206\u6790\u5927\u89c4\u6a21\u6570\u636e\u5173\u8054\u7279\u6027\u65f6\u5b58\u5728\u6027\u80fd\u7f3a\u9677\u3001\u8868\u8fbe\u6709\u9650\u7b49\u95ee\u9898\uff0c\u56e0\u6b64\u6709\u7740\u66f4\u5f3a\u5927\u8868\u8fbe\u80fd\u529b\u7684\u56fe\u6570\u636e\u53d7\u5230\u4e1a\u754c\u6781\u5927\u91cd\u89c6\uff0c\u56fe\u8ba1\u7b97\u5c31\u662f\u4ee5\u56fe\u4f5c\u4e3a\u6570\u636e\u6a21\u578b\u6765\u8868\u8fbe\u95ee\u9898\u5e76\u4e88\u4ee5\u89e3\u51b3\u7684\u8fc7\u7a0b\u3002\u56fe\u53ef\u4ee5\u878d\u5408\u591a\u6e90\u591a\u7c7b\u578b\u7684\u6570\u636e\uff0c\u9664\u4e86\u53ef\u4ee5\u5c55\u793a\u6570\u636e\u9759\u6001\u57fa\u7840\u7279\u6027\u4e4b\u5916\uff0c\u8fd8\u53ef\u901a\u8fc7\u56fe\u8ba1\u7b97\u5c55\u793a\u9690\u85cf\u5728\u6570\u636e\u4e4b\u95f4\u7684\u56fe\u7ed3\u6784\u7279\u6027\u548c\u70b9\u5bf9\u5173\u8054\u5173\u7cfb\uff0c\u6210\u4e3a\u793e\u4ea4\u7f51\u7edc\u3001\u63a8\u8350\u7cfb\u7edf\u3001\u77e5\u8bc6\u56fe\u8c31\u3001\u91d1\u878d\u98ce\u63a7\u3001\u7f51\u7edc\u5b89\u5168\u3001\u6587\u672c\u68c0\u7d22\u7b49\u9886\u57df\u91cd\u8981\u7684\u5206\u6790\u624b\u6bb5\u3002<\/p>\n

\u4e8c\u3001\u7b97\u6cd5\u5e94\u7528<\/h2>\n

\u4e3a\u4e86\u652f\u6491\u5927\u89c4\u6a21\u56fe\u8ba1\u7b97\u7684\u4e1a\u52a1\u9700\u6c42\uff0cNebula Graph \u57fa\u4e8e GraphX \u63d0\u4f9b\u4e86 PageRank \u548c Louvain \u793e\u533a\u53d1\u73b0\u7684\u56fe\u8ba1\u7b97\u7b97\u6cd5\uff0c\u5141\u8bb8\u7528\u6237\u901a\u8fc7\u63d0\u4ea4 Spark \u4efb\u52a1\u7684\u5f62\u5f0f\u6267\u884c\u7b97\u6cd5\u5e94\u7528\u3002\u6b64\u5916\uff0c\u7528\u6237\u4e5f\u53ef\u4ee5\u901a\u8fc7 Spark Connector \u7f16\u5199 Spark \u7a0b\u5e8f\u8c03\u7528 GraphX \u81ea\u5e26\u7684\u5176\u4ed6\u56fe\u7b97\u6cd5\uff0c\u5982 LabelPropagation \u3001ConnectedComponent \u7b49\u3002<\/p>\n

PageRank<\/h3>\n

PageRank \u662f\u8c37\u6b4c\u63d0\u51fa\u7684\u7528\u4e8e\u89e3\u51b3\u94fe\u63a5\u5206\u6790\u4e2d\u7f51\u9875\u6392\u540d\u95ee\u9898\u7684\u7b97\u6cd5\uff0c\u76ee\u7684\u662f\u4e3a\u4e86\u5bf9\u4e92\u8054\u7f51\u4e2d\u6570\u4ee5\u4ebf\u8ba1\u7684\u7f51\u9875\u8fdb\u884c\u6392\u540d\u3002<\/p>\n

PageRank \u7b80\u4ecb<\/h4>\n

\u7f8e\u56fd\u65af\u5766\u798f\u5927\u5b66\u7684 Larry Page \u548c Sergey Brin \u5728\u7814\u7a76\u7f51\u9875\u6392\u5e8f\u95ee\u9898\u65f6\u91c7\u7528\u5b66\u672f\u754c\u8bc4\u5224\u8bba\u6587\u91cd\u8981\u6027\u7684\u65b9\u6cd5\uff0c\u5373\u770b\u8bba\u6587\u7684\u5f15\u7528\u91cf\u4ee5\u53ca\u5f15\u7528\u8be5\u8bba\u6587\u7684\u8bba\u6587\u8d28\u91cf\uff0c\u5bf9\u5e94\u4e8e\u7f51\u9875\u7684\u91cd\u8981\u6027\u6709\u4e24\u4e2a\u5047\u8bbe\uff1a<\/p>\n

    \n
  1. \u6570\u91cf\u5047\u8bbe\uff1a\u5982\u679c\u4e00\u4e2a\u7f51\u9875 A \u88ab\u5f88\u591a\u5176\u4ed6\u7f51\u9875\u94fe\u63a5\u5230\uff0c\u5219\u8be5\u7f51\u9875\u6bd4\u8f83\u91cd\u8981\uff1b<\/li>\n
  2. \u8d28\u91cf\u5047\u8bbe\uff1a\u5982\u679c\u4e00\u4e2a\u5f88\u91cd\u8981\u7684\u7f51\u9875\u94fe\u63a5\u5230\u7f51\u9875 A\uff0c\u5219\u8be5\u7f51\u9875\u7684\u91cd\u8981\u6027\u4f1a\u88ab\u63d0\u9ad8\u3002<\/li>\n<\/ol>\n

    \u5e76\u57fa\u4e8e\u8fd9\u4e24\u4e2a\u5047\u8bbe\u63d0\u51fa PageRank \u7b97\u6cd5\u3002<\/p>\n

    PageRank \u5e94\u7528\u573a\u666f<\/h4>\n

    \u793e\u4ea4\u5e94\u7528\u7684\u76f8\u4f3c\u5ea6\u5185\u5bb9\u63a8\u8350<\/h5>\n

    \u5728\u5bf9\u5fae\u535a\u3001\u5fae\u4fe1\u7b49\u793e\u4ea4\u5e73\u53f0\u8fdb\u884c\u793e\u4ea4\u7f51\u7edc\u5206\u6790\u65f6\uff0c\u53ef\u4ee5\u57fa\u4e8e PageRank \u7b97\u6cd5\u6839\u636e\u7528\u6237\u901a\u5e38\u6d4f\u89c8\u7684\u4fe1\u606f\u4ee5\u53ca\u505c\u7559\u65f6\u95f4\u5b9e\u73b0\u57fa\u4e8e\u7528\u6237\u7684\u76f8\u4f3c\u5ea6\u7684\u5185\u5bb9\u63a8\u8350\uff1b<\/p>\n

    \u5206\u6790\u7528\u6237\u793e\u4ea4\u5f71\u54cd\u529b<\/h5>\n

    \u5728\u793e\u4ea4\u7f51\u7edc\u5206\u6790\u65f6\u6839\u636e\u7528\u6237\u7684 PageRank \u503c\u8fdb\u884c\u7528\u6237\u5f71\u54cd\u529b\u5206\u6790\uff1b<\/p>\n

    \u6587\u732e\u91cd\u8981\u6027\u7814\u7a76<\/h5>\n

    \u6839\u636e\u6587\u732e\u7684 PageRank \u503c\u8bc4\u5224\u8be5\u6587\u732e\u7684\u8d28\u91cf\uff0cPageRank \u7b97\u6cd5\u5c31\u662f\u57fa\u4e8e\u8bc4\u5224\u6587\u732e\u8d28\u91cf\u7684\u60f3\u6cd5\u6765\u5b9e\u73b0\u8bbe\u8ba1\u3002<\/p>\n

    \u6b64\u5916 PageRank \u5728\u6570\u636e\u5206\u6790\u548c\u6316\u6398\u4e2d\u4e5f\u6709\u5f88\u591a\u7684\u5e94\u7528\u3002<\/p>\n

    \u7b97\u6cd5\u601d\u8def<\/h4>\n

    GraphX \u7684 PageRank \u7b97\u6cd5\u662f\u57fa\u4e8e Pregel \u8ba1\u7b97\u6a21\u578b\u7684\uff0c\u8be5\u7b97\u6cd5\u6d41\u7a0b\u5305\u62ec 3 \u6b65\u9aa4\uff1a<\/p>\n

      \n
    1. \u4e3a\u56fe\u4e2d\u6bcf\u4e2a\u8282\u70b9\uff08\u7f51\u9875\uff09\u8bbe\u7f6e\u4e00\u4e2a\u540c\u6837\u7684\u521d\u59cb PageRank \u503c\uff1b<\/li>\n
    2. \u7b2c\u4e00\u6b21\u8fed\u4ee3\uff1a\u6cbf\u8fb9\u53d1\u9001\u6d88\u606f\uff0c\u6bcf\u4e2a\u8282\u70b9\u6536\u5230\u6240\u6709\u5173\u8054\u8fb9\u4e0a\u5bf9\u70b9\u7684\u4fe1\u606f\uff0c\u5f97\u5230\u4e00\u4e2a\u65b0\u7684 PageRank \u503c\uff1b<\/li>\n
    3. \u7b2c\u4e8c\u6b21\u8fed\u4ee3\uff1a\u7528\u8fd9\u7ec4\u65b0\u7684 PageRank \u6309\u4e0d\u540c\u7b97\u6cd5\u6a21\u5f0f\u5bf9\u5e94\u7684\u516c\u5f0f\u5f62\u6210\u8282\u70b9\u81ea\u5df1\u65b0\u7684 PageRank \u3002<\/li>\n<\/ol>\n

      Louvain \u793e\u533a\u53d1\u73b0<\/h3>\n

      Louvain \u662f\u7528\u6765\u8fdb\u884c\u793e\u4f1a\u7f51\u7edc\u6316\u6398\u7684\u793e\u533a\u53d1\u73b0\u7b97\u6cd5\uff0c\u5c5e\u4e8e\u56fe\u7684\u805a\u7c7b\u7b97\u6cd5\u3002<\/p>\n

      Louvain \u7b97\u6cd5\u4ecb\u7ecd<\/h4>\n

      Louvain \u662f\u57fa\u4e8e\u6a21\u5757\u5ea6\uff08 Modularity \uff09\u7684\u793e\u533a\u53d1\u73b0\u7b97\u6cd5\uff0c\u901a\u8fc7\u6a21\u5757\u5ea6\u6765\u8861\u91cf\u4e00\u4e2a\u793e\u533a\u7684\u7d27\u5bc6\u7a0b\u5ea6\u3002\u5982\u679c\u4e00\u4e2a\u8282\u70b9\u52a0\u5165\u5230\u67d0\u4e00\u793e\u533a\u4e2d\u4f1a\u4f7f\u5f97\u8be5\u793e\u533a\u7684\u6a21\u5757\u5ea6\u76f8\u6bd4\u5176\u4ed6\u793e\u533a\u6709\u6700\u5927\u7a0b\u5ea6\u7684\u589e\u52a0\uff0c\u5219\u8be5\u8282\u70b9\u5c31\u5e94\u5f53\u5c5e\u4e8e\u8be5\u793e\u533a\u3002\u5982\u679c\u52a0\u5165\u5176\u5b83\u793e\u533a\u540e\u6ca1\u6709\u4f7f\u5176\u6a21\u5757\u5ea6\u589e\u52a0\uff0c\u5219\u7559\u5728\u81ea\u5df1\u5f53\u524d\u793e\u533a\u4e2d\u3002<\/p>\n

      \u6a21\u5757\u5ea6<\/h5>\n

      \u6a21\u5757\u5ea6\u516c\u5f0f<\/strong><\/p>\n

      \u6a21\u5757\u5ea6 Q \u7684\u7269\u7406\u610f\u4e49\uff1a\u793e\u533a\u5185\u8282\u70b9\u7684\u8fde\u8fb9\u6570\u4e0e\u968f\u673a\u60c5\u51b5\u4e0b\u7684\u8fb9\u6570\u4e4b\u5dee\uff0c\u5b9a\u4e49\u51fd\u6570\u5982\u4e0b\uff1a<\/p>\n

      \"GraphX<\/p>\n

      \u5176\u4e2d<\/p>\n

      \"GraphX\uff1a\u8282\u70b9 i \u548c\u8282\u70b9 j \u4e4b\u95f4\u8fb9\u7684\u6743\u91cd \"GraphX\uff1a\u6240\u6709\u4e0e\u8282\u70b9 i \u76f8\u8fde\u7684\u8fb9\u7684\u6743\u91cd\u4e4b\u548c \"GraphX\uff1a\u8282\u70b9 i \u6240\u5c5e\u7684\u793e\u533a \"GraphX\uff1a \u56fe\u4e2d\u6240\u6709\u8fb9\u7684\u6743\u91cd\u4e4b\u548c<\/p>\n

      \u6a21\u5757\u5ea6\u516c\u5f0f\u53d8\u5f62<\/strong><\/p>\n

      \u5728\u6b64\u516c\u5f0f\u4e2d\uff0c\u53ea\u6709\u8282\u70b9 i \u548c\u8282\u70b9 j \u5c5e\u4e8e\u540c\u4e00\u793e\u533a\uff0c\u516c\u5f0f\u624d\u6709\u610f\u4e49\uff0c\u6240\u4ee5\u8be5\u516c\u5f0f\u662f\u8861\u91cf\u7684\u67d0\u4e00\u793e\u533a\u5185\u7684\u7d27\u5bc6\u5ea6\u3002\u5bf9\u4e8e\u8be5\u516c\u5f0f\u7684\u7b80\u5316\u53d8\u5f62\u5982\u4e0b\uff1a<\/p>\n

      \"GraphX<\/p>\n

      \"GraphX\u8868\u793a\uff1a \u793e\u533a c \u5185\u7684\u8fb9\u7684\u6743\u91cd\u4e4b\u548c \"GraphX \u8868\u793a\uff1a \u6240\u6709\u4e0e\u793e\u533a c \u5185\u8282\u70b9\u76f8\u8fde\u7684\u8fb9\u7684\u6743\u91cd\u4e4b\u548c\uff08\u56e0\u4e3a i \u5c5e\u4e8e\u793e\u533a c \uff09\u5305\u62ec\u793e\u533a\u5185\u8282\u70b9\u4e0e\u8282\u70b9 i \u7684\u8fb9\u548c\u793e\u533a\u5916\u8282\u70b9\u4e0e\u8282\u70b9 i \u7684\u8fb9\u3002 \"GraphX \u8868\u793a\uff1a \u6240\u6709\u4e0e\u793e\u533a c \u5185\u8282\u70b9\u76f8\u8fde\u7684\u8fb9\u7684\u6743\u91cd\u4e4b\u548c\uff08\u56e0\u4e3a j \u5c5e\u4e8e\u793e\u533a c \uff09\u5305\u62ec\u793e\u533a\u5185\u8282\u70b9\u4e0e\u8282\u70b9 j \u7684\u8fb9\u548c\u793e\u533a\u5916\u8282\u70b9\u4e0e\u8282\u70b9 j \u7684\u8fb9\u3002 \"GraphX \u4ee3\u66ff \"GraphX \u548c \"GraphX\u3002\uff08\u5373\u793e\u533a c \u5185\u8fb9\u6743\u91cd\u548c + \u793e\u533a c \u4e0e\u5176\u4ed6\u793e\u533a\u8fde\u8fb9\u7684\u6743\u91cd\u548c\uff09<\/p>\n

      \u6c42\u89e3\u6a21\u5757\u5ea6\u53d8\u5316<\/strong><\/p>\n

      \u5728 Louvain \u7b97\u6cd5\u4e2d\u4e0d\u9700\u8981\u6c42\u6bcf\u4e2a\u793e\u533a\u5177\u4f53\u7684\u6a21\u5757\u5ea6\uff0c\u53ea\u9700\u8981\u6bd4\u8f83\u793e\u533a\u4e2d\u52a0\u5165\u67d0\u4e2a\u8282\u70b9\u4e4b\u540e\u7684\u6a21\u5757\u5ea6\u53d8\u5316\uff0c\u6240\u4ee5\u9700\u8981\u6c42\u89e3 \u25b3Q \u3002<\/p>\n

      \u5c06\u8282\u70b9 i \u5206\u914d\u5230\u67d0\u4e00\u793e\u533a\u4e2d\uff0c\u793e\u533a\u7684\u6a21\u5757\u5ea6\u53d8\u5316\u4e3a\uff1a<\/p>\n

      \"GraphX<\/p>\n

      \u5176\u4e2d<\/p>\n

      \"GraphX\uff1a \u793e\u533a\u5185\u6240\u6709\u8282\u70b9\u4e0e\u8282\u70b9 i \u8fde\u8fb9\u6743\u91cd\u4e4b\u548c\uff08\u5bf9\u5e94\u65b0\u793e\u533a\u7684\u5b9e\u9645\u5185\u90e8\u6743\u91cd\u548c\u4e58\u4ee5 2\uff0c\u56e0\u4e3a \"GraphX \u5bf9\u4e8e\u793e\u533a\u5185\u6240\u6709\u7684\u9876\u70b9 i\uff0c\u6bcf\u6761\u8fb9\u5176\u5b9e\u88ab\u8ba1\u7b97\u4e86\u4e24\u6b21\uff09 \"GraphX\uff1a \u6240\u6709\u4e0e\u8282\u70b9 i \u76f8\u8fde\u7684\u8fb9\u7684\u6743\u91cd\u4e4b\u548c \u6545\u5b9e\u73b0\u7b97\u6cd5\u65f6\u53ea\u9700\u6c42 \"GraphX \u5373\u53ef\u3002<\/p>\n

      Louvain \u5e94\u7528\u573a\u666f<\/h4>\n
        \n
      • \u91d1\u878d\u98ce\u63a7<\/li>\n<\/ul>\n

        \u5728\u91d1\u878d\u98ce\u63a7\u573a\u666f\u4e2d\uff0c\u53ef\u4ee5\u6839\u636e\u7528\u6237\u884c\u4e3a\u7279\u5f81\u8fdb\u884c\u56e2\u4f19\u8bc6\u522b\uff1b<\/p>\n

          \n
        • \u793e\u4ea4\u7f51\u7edc<\/li>\n<\/ul>\n

          \u53ef\u4ee5\u57fa\u4e8e\u7f51\u7edc\u5173\u7cfb\u4e2d\u70b9\u5bf9\u4e4b\u95f4\u5173\u8054\u7684\u5e7f\u5ea6\u548c\u5f3a\u5ea6\u8fdb\u884c\u793e\u4ea4\u7f51\u7edc\u5212\u5206\uff1b\u5bf9\u590d\u6742\u7f51\u7edc\u5206\u6790\u3001\u7535\u8bdd\u7f51\u7edc\u5206\u6790\u4eba\u7fa4\u4e4b\u95f4\u7684\u8054\u7cfb\u5bc6\u5207\u5ea6\uff1b<\/p>\n

            \n
          • \u63a8\u8350\u7cfb\u7edf<\/li>\n<\/ul>\n

            \u57fa\u4e8e\u7528\u6237\u5174\u8da3\u7231\u597d\u7684\u793e\u533a\u53d1\u73b0\uff0c\u53ef\u4ee5\u6839\u636e\u793e\u533a\u5e76\u7ed3\u5408\u534f\u540c\u8fc7\u6ee4\u7b49\u63a8\u8350\u7b97\u6cd5\u8fdb\u884c\u66f4\u7cbe\u786e\u6709\u6548\u7684\u4e2a\u6027\u5316\u63a8\u8350\u3002<\/p>\n

            Louvain \u7b97\u6cd5\u601d\u8def<\/h4>\n

            Louvain \u7b97\u6cd5\u5305\u62ec\u4e24\u4e2a\u9636\u6bb5\uff0c\u5176\u6d41\u7a0b\u5c31\u662f\u8fd9\u4e24\u4e2a\u9636\u6bb5\u7684\u8fed\u4ee3\u8fc7\u7a0b\u3002<\/p>\n

            \u9636\u6bb5\u4e00<\/strong>\uff1a\u4e0d\u65ad\u5730\u904d\u5386\u7f51\u7edc\u56fe\u4e2d\u7684\u8282\u70b9\uff0c\u901a\u8fc7\u6bd4\u8f83\u8282\u70b9\u7ed9\u6bcf\u4e2a\u90bb\u5c45\u793e\u533a\u5e26\u6765\u7684\u6a21\u5757\u5ea6\u7684\u53d8\u5316\uff0c\u5c06\u5355\u4e2a\u8282\u70b9\u52a0\u5165\u5230\u80fd\u591f\u4f7f Modularity \u6a21\u5757\u5ea6\u6709\u6700\u5927\u589e\u91cf\u7684\u793e\u533a\u4e2d\u3002 \uff08\u6bd4\u5982\u8282\u70b9 v \u5206\u522b\u52a0\u5165\u5230\u793e\u533a A \u3001B \u3001C \u4e2d\uff0c\u4f7f\u5f97\u4e09\u4e2a\u793e\u533a\u7684\u6a21\u5757\u5ea6\u589e\u91cf\u4e3a-1\uff0c1\uff0c2\uff0c \u5219\u8282\u70b9 v \u6700\u7ec8\u5e94\u8be5\u52a0\u5165\u5230\u793e\u533a C \u4e2d\uff09<\/p>\n

            \u9636\u6bb5\u4e8c<\/strong>\uff1a\u5bf9\u7b2c\u4e00\u9636\u6bb5\u8fdb\u884c\u5904\u7406\uff0c\u5c06\u5c5e\u4e8e\u540c\u4e00\u793e\u533a\u7684\u9876\u70b9\u5408\u5e76\u4e3a\u4e00\u4e2a\u5927\u7684\u8d85\u70b9\u91cd\u65b0\u6784\u9020\u7f51\u7edc\u56fe\uff0c\u5373\u4e00\u4e2a\u793e\u533a\u4f5c\u4e3a\u56fe\u7684\u4e00\u4e2a\u65b0\u7684\u8282\u70b9\u3002\u6b64\u65f6\u4e24\u4e2a\u8d85\u70b9\u4e4b\u95f4\u8fb9\u7684\u6743\u91cd\u662f\u4e24\u4e2a\u8d85\u70b9\u5185\u6240\u6709\u539f\u59cb\u9876\u70b9\u4e4b\u95f4\u76f8\u8fde\u7684\u8fb9\u6743\u91cd\u4e4b\u548c\uff0c\u5373\u4e24\u4e2a\u793e\u533a\u4e4b\u95f4\u7684\u8fb9\u6743\u91cd\u4e4b\u548c\u3002<\/p>\n

            \u4e0b\u9762\u662f\u5bf9\u7b2c\u4e00\u4e8c\u9636\u6bb5\u7684\u5b9e\u4f8b\u4ecb\u7ecd\u3002<\/p>\n

            \u200b\"GraphX<\/p>\n

            \u7b2c\u4e00\u9636\u6bb5\u904d\u5386\u56fe\u4e2d\u8282\u70b9\u52a0\u5165\u5230\u5176\u6240\u5c5e\u793e\u533a\u4e2d\uff0c\u5f97\u5230\u4e2d\u95f4\u7684\u56fe\uff0c\u5f62\u6210\u56db\u4e2a\u793e\u533a\uff1b<\/p>\n

            \u7b2c\u4e8c\u8282\u70b9\u5bf9\u793e\u533a\u5185\u7684\u8282\u70b9\u8fdb\u884c\u5408\u5e76\u6210\u4e00\u4e2a\u8d85\u7ea7\u8282\u70b9\uff0c\u793e\u533a\u8282\u70b9\u6709\u81ea\u8fde\u8fb9\uff0c\u5176\u6743\u91cd\u4e3a\u793e\u533a\u5185\u90e8\u6240\u6709\u8282\u70b9\u95f4\u76f8\u8fde\u7684\u8fb9\u7684\u6743\u91cd\u4e4b\u548c\u7684 2 \u500d\uff0c\u793e\u533a\u4e4b\u95f4\u7684\u8fb9\u4e3a\u4e24\u4e2a\u793e\u533a\u95f4\u9876\u70b9\u8de8\u793e\u533a\u76f8\u8fde\u7684\u8fb9\u7684\u6743\u91cd\u4e4b\u548c\uff0c\u5982\u7ea2\u8272\u793e\u533a\u548c\u6d45\u7eff\u8272\u793e\u533a\u4e4b\u95f4\u901a\u8fc7\uff08 8,11 \uff09\u3001\uff08 10\uff0c11 \uff09\u3001\uff08 10,13 \uff09\u76f8\u8fde\uff0c\u6240\u4ee5\u4e24\u4e2a\u793e\u533a\u4e4b\u95f4\u8fb9\u7684\u6743\u91cd\u4e3a 3 \u3002<\/p>\n

            \u6ce8\uff1a\u793e\u533a\u5185\u7684\u6743\u91cd\u4e3a\u6240\u6709\u5185\u90e8\u7ed3\u70b9\u4e4b\u95f4\u8fb9\u6743\u91cd\u7684\u4e24\u500d\uff0c\u56e0\u4e3a Kin \u7684\u6982\u5ff5\u662f\u793e\u533a\u5185\u6240\u6709\u8282\u70b9\u4e0e\u8282\u70b9 i \u7684\u8fde\u8fb9\u548c\uff0c\u5728\u8ba1\u7b97\u67d0\u4e00\u793e\u533a\u7684 Kin \u65f6\uff0c\u5b9e\u9645\u4e0a\u6bcf\u6761\u8fb9\u90fd\u88ab\u5176\u4e24\u7aef\u7684\u9876\u70b9\u8ba1\u7b97\u4e86\u4e00\u6b21\uff0c\u4e00\u5171\u88ab\u8ba1\u7b97\u4e86\u4e24\u6b21\u3002<\/em><\/p>\n

            \u6574\u4e2a Louvain \u7b97\u6cd5\u5c31\u662f\u4e0d\u65ad\u8fed\u4ee3\u7b2c\u4e00\u9636\u6bb5\u548c\u7b2c\u4e8c\u9636\u6bb5\uff0c\u76f4\u5230\u7b97\u6cd5\u7a33\u5b9a\uff08\u56fe\u7684\u6a21\u5757\u5ea6\u4e0d\u518d\u53d8\u5316\uff09\u6216\u8005\u5230\u8fbe\u6700\u5927\u8fed\u4ee3\u6b21\u6570\u3002<\/p>\n

            \u4e09\u3001\u7b97\u6cd5\u5b9e\u8df5<\/h2>\n

            \u6f14\u793a\u73af\u5883<\/h3>\n
              \n
            • \u4e09\u53f0\u865a\u62df\u673a\uff0c\u73af\u5883\u5982\u4e0b\uff1a\n
                \n
              • Cpu name\uff1aIntel(R) Xeon(R) Platinum 8260M CPU @ 2.30GHz<\/li>\n
              • Processors\uff1a32<\/li>\n
              • CPU Cores\uff1a16<\/li>\n
              • Memory Size\uff1a128G<\/li>\n<\/ul>\n<\/li>\n
              • \u8f6f\u4ef6\u73af\u5883\n
                  \n
                • Spark\uff1aspark-2.4.6-bin-hadoop2.7 \u4e09\u4e2a\u8282\u70b9\u96c6\u7fa4<\/li>\n
                • yarn V2.10.0\uff1a\u4e09\u4e2a\u8282\u70b9\u96c6\u7fa4<\/li>\n
                • Nebula Graph V1.1.0\uff1a\u5206\u5e03\u5f0f\u90e8\u7f72\uff0c\u9ed8\u8ba4\u914d\u7f6e<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n

                  \u6d4b\u8bd5\u6570\u636e<\/h3>\n
                    \n
                  1. \u521b\u5efa\u56fe\u7a7a\u95f4<\/li>\n<\/ol>\n
                    CREATE SPACE algoTest(partition_num=100, replica_factor=1); <\/code><\/pre>\n
                      \n
                    1. \u521b\u5efa\u70b9\u8fb9 Schema<\/li>\n<\/ol>\n
                      CREATE TAG PERSON() CREATE EDGE FRIEND(likeness double); <\/code><\/pre>\n
                        \n
                      1. \u5bfc\u5165\u6570\u636e<\/li>\n<\/ol>\n
                        \u5229\u7528 Exchange \u5de5\u5177\u5c06\u6570\u636e\u79bb\u7ebf\u5bfc\u5165 Nebula Graph \u3002<\/p>\n
                          \n
                        1. \u6d4b\u8bd5\u7ed3\u679c<\/li>\n<\/ol>\n
                          Spark \u4efb\u52a1\u7684\u8d44\u6e90\u5206\u914d\u4e3a --driver-memory=20G --executor-memory=100G --executor-cores=3<\/code><\/p>\n
                            \n
                          • PageRank \u5728\u4e00\u4ebf\u6570\u636e\u96c6\u4e0a\u7684\u6267\u884c\u65f6\u95f4\u4e3a 21min \uff08 PageRank \u7b97\u6cd5\u6267\u884c\u65f6\u95f4\uff09<\/li>\n
                          • Louvain \u5728\u4e00\u4ebf\u6570\u636e\u96c6\u4e0a\u7684\u6267\u884c\u65f6\u95f4\u4e3a 1.3h \uff08 Reader + Louvain \u7b97\u6cd5\u6267\u884c\u65f6\u95f4\uff09<\/li>\n<\/ul>\n
                            \u5982\u4f55\u4f7f\u7528 Nebula Graph \u7684\u7b97\u6cd5<\/h3>\n
                              \n
                            1. \u4e0b\u8f7d nebula-algorithm \u9879\u76ee\u5e76\u6253\u6210 jar \u5305<\/li>\n<\/ol>\n
                              $ git clone [email protected]:vesoft-inc\/nebula-java.git $ cd nebula-java\/tools\/nebula-algorithm $ mvn package -DskipTests <\/code><\/pre>\n
                                \n
                              1. \u914d\u7f6e\u9879\u76ee\u4e2d\u7684 src\/main\/resources\/application.conf<\/code><\/li>\n<\/ol>\n
                                {   # Spark relation config   spark: {     app: {         # not required, default name is the algorithm that you are going to execute.         name: PageRank          # not required         partitionNum: 12     }      master: local      # not required     conf: {         driver-memory: 8g         executor-memory: 8g         executor-cores: 1g         cores-max:6     }   }    # Nebula Graph relation config   nebula: {     # metadata server address     addresses: \"127.0.0.1:45500\"     user: root     pswd: nebula     space: algoTest     # partition specified while creating nebula space, if you didn't specified the partition, then it's 100.     partitionNumber: 100     # nebula edge type     labels: [\"FRIEND\"]      hasWeight: true     # if hasWeight is true\uff0cthen weightCols is required\uff0cand weghtCols' order must be corresponding with labels.     # Noted: the graph algorithm only supports isomorphic graphs,     #        so the data type of each col in weightCols must be consistent and all numeric types.     weightCols: [\u201clikeness\u201d]   }    algorithm: {     # the algorithm that you are going to execute\uff0cpick one from [pagerank, louvain]     executeAlgo: louvain     # algorithm result path     path: \/tmp      # pagerank parameter     pagerank: {         maxIter: 20         resetProb: 0.15  # default 0.15      }      # louvain parameter     louvain: {         maxIter: 20         internalIter: 10         tol: 0.5    }   } } <\/code><\/pre>\n
                                  \n
                                1. \n
                                  \u786e\u4fdd\u7528\u6237\u73af\u5883\u5df2\u5b89\u88c5 Spark \u5e76\u542f\u52a8 Spark \u670d\u52a1<\/p>\n<\/li>\n
                                2. \n
                                  \u63d0\u4ea4 nebula-algorithm \u5e94\u7528\u7a0b\u5e8f\uff1a<\/p>\n<\/li>\n<\/ol>\n
                                  spark-submit --master xxx --class com.vesoft.nebula.tools.algorithm.Main \/your-jar-path\/nebula-algorithm-1.0.1.jar -p \/your-application.conf-path\/application.conf <\/code><\/pre>\n
                                  \u5982\u679c\u4f60\u5bf9\u4e0a\u8ff0\u5185\u5bb9\u611f\u5174\u8da3\uff0c\u6b22\u8fce\u7528 nebula-algorithm \u8bd5\u8bd5^^<\/p>\n
                                  References<\/h2>\n
                                    \n
                                  • Nebula Graph\uff1ahttps:\/\/github.com\/vesoft-inc\/nebula<\/li>\n
                                  • GraphX\uff1ahttps:\/\/github.com\/apache\/spark\/tree\/master\/graphx<\/li>\n
                                  • Spark-connector\uff1ahttps:\/\/github.com\/vesoft-inc\/nebula-java\/tree\/master\/tools\/nebula-spark<\/li>\n
                                  • Exchange\uff1ahttps:\/\/github.com\/vesoft-inc\/nebula-java\/blob\/master\/doc\/tools\/exchange\/ex-ug-toc.md<\/li>\n
                                  • nebula-algorithm\uff1ahttps:\/\/github.com\/vesoft-inc\/nebula-java\/tree\/master\/tools\/nebula-algorithm<\/li>\n<\/ul>\n
                                    \n
                                    \u4f5c\u8005\u6709\u8bdd\u8bf4\uff1aHi\uff0c\u6211\u662f\u5b89\u797a\uff0cNebula Graph \u7814\u53d1\u5de5\u7a0b\u5e08\uff0c\u5982\u679c\u4f60\u5bf9\u672c\u6587\u6709\u4efb\u4f55\u7591\u95ee\uff0c\u6b22\u8fce\u6765\u8bba\u575b\u548c\u6211\u4ea4\u6d41\uff1ahttps:\/\/discuss.nebula-graph.com.cn\/<\/p>\n<\/blockquote>\n
                                    \u63a8\u8350\u9605\u8bfb<\/h2>\n
                                      \n
                                    • \u7528\u56fe\u673a\u5668\u5b66\u4e60\u63a2\u7d22 A \u80a1\u4e2a\u80a1\u76f8\u5173\u6027\u53d8\u5316<\/li>\n
                                    • \u7528 NetworkX + Gephi + Nebula Graph \u5206\u6790<\u6743\u529b\u7684\u6e38\u620f>\u4eba\u7269\u5173\u7cfb\uff08\u4e0a\u7bc7\uff09<\/li>\n<\/ul><\/div>\n
                                       \u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (0<\/span>)        <\/div>\n
                                       <\/div>\n<\/p><\/div>\n<\/p><\/div>\n
                                        \n
                                      • \n","protected":false},"excerpt":{"rendered":"
                                        GraphX \u5728\u56fe\u6570\u636e\u5e93 Nebu…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/192194"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=192194"}],"version-history":[{"count":1,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/192194\/revisions"}],"predecessor-version":[{"id":192208,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/192194\/revisions\/192208"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=192194"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=192194"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=192194"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}