{"id":51154,"date":"2022-06-21T10:00:51","date_gmt":"2022-06-21T01:00:51","guid":{"rendered":"https:\/\/www.creationline.com\/?p=51154"},"modified":"2023-05-24T16:03:28","modified_gmt":"2023-05-24T07:03:28","slug":"neo4j-sandbox-frauddetection%e3%83%97%e3%83%ad%e3%82%b8%e3%82%a7%e3%82%af%e3%83%88%e3%82%92%e4%bd%93%e9%a8%93%e3%81%97%e3%81%a6%e3%81%bf%e3%81%9f-neo4j-sandbox-frauddetection-gds","status":"publish","type":"post","link":"https:\/\/www.creationline.com\/tech-blog\/data-management\/neo4j\/51154","title":{"rendered":"Neo4j SandBox \u91d1\u878d\u4e0d\u6b63\u691c\u77e5\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u4f53\u9a13\u3057\u3066\u307f\u305f #Neo4j  #SandBox #FraudDetection #\u4e0d\u6b63\u691c\u77e5 #GDS"},"content":{"rendered":"<div id=\"overview\">\n<h2>\u6982\u8981<\/h2>\n<p>\n    \u91d1\u878d\u95a2\u7cfb\u306e\u4f01\u696d\u304b\u3089Neo4j\u306b\u95a2\u3059\u308b\u554f\u3044\u5408\u308f\u305b\u304c\u3042\u308a\u3001\u30c7\u30e2\u3068\u3057\u3066\u826f\u3044\u30c4\u30fc\u30eb\u304c\u306a\u3044\u304b\u3068\u63a2\u3057\u305f\u3089\u3001<a href=\"#sandbox\">SandBox<\/a> \u306b<em><b>Fraud Detection\uff08\u4e0d\u6b63\u691c\u77e5\uff09\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8<\/b><\/em> \u304c\u3042\u3063\u305f\u306e\u3067\u4f7f\u3063\u3066\u307f\u307e\u3057\u305f\u3002<br \/>\n    \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u5185\u306e\u30b7\u30ca\u30ea\u30aa\u304c<a href=\"#fraud-detection\">\u91d1\u878d\u306e\u4e0d\u6b63\u306e\u77e5\u8b58<\/a>\u3084\u3001<a href=\"#gds\">Graph Data Science\uff08GDS\uff09\u306e\u4e88\u5099\u77e5\u8b58<\/a>\u304c\u5fc5\u8981\u3060\u3063\u305f\u306e\u3067\u3001\u5099\u5fd8\u9332\u3068\u3057\u3066\u307e\u3068\u3081\u307e\u3057\u305f\u3002\n  <\/p>\n<\/div>\n<div id=\"menu\">\n<h2>\u76ee\u6b21<\/h2>\n<ul>\n<li><a href=\"#objective\">\u76ee\u7684<\/a><\/li>\n<li>\u4e88\u5099\u77e5\u8b58\n<ul>\n<li><a href=\"#sandbox\">SandBox \u3068\u306f<\/a><\/li>\n<li><a href=\"#gds\">Graph Data Science\uff08GDS\uff09\u3068\u306f<\/a><\/li>\n<li><a href=\"#fraud-detection\">Fraud Detection\uff08\u4e0d\u6b63\u691c\u77e5\uff09\u3068\u306f<\/a><\/li>\n<\/ul>\n<\/li>\n<li>\u30b7\u30ca\u30ea\u30aa\n<ul>\n<li><a href=\"#data-summary\">\u5229\u7528\u30c7\u30fc\u30bf\u306e\u6982\u8981<\/a><\/li>\n<li><a href=\"#1st-party-fd\">First-Party\u4e0d\u6b63\u8005\u306e\u691c\u77e5<\/a><\/li>\n<li><a href=\"#2nd-party-fd\">Second-Party\u4e0d\u6b63\u8005\u306e\u691c\u77e5<\/a><\/li>\n<\/ul>\n<\/li>\n<li><a href=\"#last\">\u307e\u3068\u3081<\/a><\/li>\n<\/ul>\n<\/div>\n<div id=\"objective\">\n<h2>\u76ee\u7684<\/h2>\n<ul>\n<li>Fraud Detection\u3084DGS\u306e\u4f7f\u3044\u65b9\u306e\u5099\u5fd8\u9332<\/li>\n<li>SandBox Fraud Detection\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u7d39\u4ecb<\/li>\n<li>\u65e5\u672c\u8a9e\u89e3\u8aac\u306e\u516c\u958b<\/li>\n<\/ul>\n<p style=\"padding:10px;margin-left:10px;margin-right:20px;background-color:#EDF7FF\">\n    &#x2705; \u30b3\u30e1\u30f3\u30c8<br \/>\n    Fraud Detection\u30b7\u30ca\u30ea\u30aa\u306e\u5185\u5bb9\u3092\u89e3\u8aac\u3057\u307e\u3059\u304c\u3001\u8aac\u660e\u306e\u9806\u5e8f\u3092\u5165\u308c\u66ff\u3048\u305f\u308a\u3001\u5b9f\u884c\u3059\u308b\u5185\u5bb9\u3092\u8ffd\u52a0\u30fb\u7701\u7565\u3057\u3066\u3044\u307e\u3059\u3002\u30ea\u30af\u30a8\u30b9\u30c8\u3042\u308c\u3070\u3061\u3083\u3093\u3068\u3057\u305f\u7ffb\u8a33\u3092\u3084\u308a\u307e\u3059\u3002\n  <\/p>\n<\/div>\n<div id=\"sandbox\">\n<h2>\u4e88\u5099\u77e5\u8b581\uff1aSandBox\u3066\u4f55\u3055\uff1f<\/h2>\n<p>\n    \u8a73\u3057\u3044\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u65b9\u6cd5\u306f<a href=\"\/blog\/33207\">CL Lab\uff1aNeo4j\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\u306e\u7d39\u4ecb<\/a>\u3092\u78ba\u8a8d\u3002<br \/>\n    Launch the Free Sandbox\uff1a<a href=\"https:\/\/neo4j.com\/sandbox\/\">https:\/\/neo4j.com\/sandbox\/<\/a>\n  <\/p>\n<p>\n    Neo4j\u306e\u4f53\u9a13\u30b5\u30a4\u30c8\u3067\u7121\u6599\u3067\u4f7f\u3048\u307e\u3059\u3002neo4j\u306b\u30b5\u30a4\u30f3\u30a2\u30c3\u30d7\u3057\u3066\u30012,3\u30af\u30ea\u30c3\u30af\u3057\u305f\u3089\u3001Web\u30d6\u30e9\u30a6\u30b6\u3092\u4f7f\u3063\u3066\u5229\u7528\u3067\u304d\u307e\u3059\u3002\u30c7\u30e2\u7528\u306e\u30c7\u30fc\u30bf\u3068\u6f14\u7fd2\u30b7\u30ca\u30ea\u30aa<sup><a href=\"#note1\" title=\"\u6b8b\u5ff5\u306a\u304c\u3089\u82f1\u8a9e\">\u203b1<\/a><\/sup>\u304c\u7528\u610f\u3055\u308c\u3066\u308b\u306e\u3067\u3001\u30b0\u30e9\u30d5\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u6d3b\u7528\u3092\u691c\u8a0e\u3057\u305f\u308a\u3001\u307e\u305a\u306f\u4f53\u9a13\u3059\u308b\u306e\u306b\u3001\u30b7\u30f3\u30d7\u30eb\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u3059\u3002<br \/>\n    \u5229\u7528\u3067\u304d\u308b\u306e\u306f3\u65e5\u9593\u3067\u3001\u30c7\u30fc\u30bf\u306f\u5f15\u304d\u7d99\u3052\u307e\u305b\u3093\u304c\u3001\u518d\u5ea6\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3059\u308c\u3070\u4f55\u5ea6\u3067\u3082\u5229\u7528\u3067\u304d\u307e\u3059\u3002\n  <\/p>\n<ul>\n<li>\n      <b>SandBox\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7<\/b><\/p>\n<table style=\"border:none\">\n<tr style=\"border:none;padding:0px\" valign=\"bottom\">\n<td width=\"49%\" style=\"border:none\">Neo4j SandBox \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30ea\u30b9\u30c8<\/td>\n<td width=\"49%\" style=\"border:none\"><b><span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">FraudDetection<\/span><\/b>\u3092\u9078\u629e<\/td>\n<\/tr>\n<tr style=\"border:none;padding:0px\" align=\"center\" valign=\"top\">\n<td width=\"49%\" style=\"border:none;padding:0px\"><img decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2022\/06\/sb_1.png\" alt=\"Neo4j SandBox \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30ea\u30b9\u30c81\"><\/td>\n<td width=\"49%\" style=\"border:none;padding:0px\"><img decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2022\/06\/sb_2.png\" alt=\"Neo4j SandBox \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30ea\u30b9\u30c82\"><\/td>\n<\/tr>\n<\/table>\n<\/li>\n<li>\n<p style=\"border:none;padding:0px;margin:0px\">\u8d77\u52d5\u3059\u308b\u3068\u30b7\u30ca\u30ea\u30aa\u304c\u30b9\u30e9\u30a4\u30c9\u5f62\u5f0f\u3067\u8868\u793a\u3055\u308c\u307e\u3059<\/p>\n<p>      <img decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2022\/06\/sb_3.png\" alt=\"Neo4j SandBox \u30b7\u30ca\u30ea\u30aa\u8868\u793a\" width=\"60%\" \/>\n    <\/li>\n<\/ul>\n<\/div>\n<div id=\"gds\">\n<h2>\u4e88\u5099\u77e5\u8b582\uff1aNeo4j Graph Data Science(GDS)\u3066\u4f55\u3055\uff1f<\/h2>\n<p>\n    \u4e0b\u8a18\u3082\u53c2\u7167\u304f\u3060\u3055\u3044\u3002<br \/>\n    <a href=\"\/lab\/neo4j\/42025\">CL Lab\uff1aNeo4j Graph Data Science Library(GDS)\u306e\u7d39\u4ecb<\/a><br \/>\n    <a href=\"https:\/\/neo4j.com\/developer\/graph-data-science\/\">Neo4j\uff1aGraph Data Science<\/a><br \/>\n    <a href=\"https:\/\/neo4j.com\/docs\/graph-data-science\/current\/\">Neo4j\uff1aGDSL Manual<\/a>\n  <\/p>\n<p>\n    \u30c7\u30fc\u30bf\u3092\u7528\u3044\u3066\u6709\u76ca\u306a\u77e5\u898b\u3092\u5f15\u304d\u51fa\u305d\u3046\u3068\u3059\u308b\u30a2\u30d7\u30ed\u30fc\u30c1\u3092Data Sience\u3068\u3044\u3044\u307e\u3059\u304c\u3001\u305d\u308c\u3092\u30b0\u30e9\u30d5\u30c7\u30fc\u30bf\u3092\u5bfe\u8c61\u3068\u3057\u305f\u624b\u6cd5\u30fb\u60c5\u5831\u79d1\u5b66\u30fb\u7d71\u8a08\u5b66\u30fb\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306a\u3069\u3092\u307e\u3068\u3081\u3066\u3001<em><b>Graph Data Science(GDS)<\/b><\/em>\u3068\u547c\u3073\u307e\u3059\u3002<br \/>\n    \u4eca\u56de\u5229\u7528\u3059\u308b\u30b0\u30e9\u30d5\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u30ab\u30c6\u30b4\u30ea\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002\n  <\/p>\n<p>  <a href=\"https:\/\/neo4j.com\/product\/graph-data-science-library-copy\/\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2022\/06\/gds-01-algorithm.png\" alt=\"Neo4j Graph Data Science \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\" width=\"60%\" \/><\/a><\/p>\n<ul>\n<li>\n<p>\n        <b>\u4e2d\u5fc3\u6027<\/b><br \/>\n        \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e2d\u3067\u3001\u5f71\u97ff\u529b\u304c\u9ad8\u3044\u30ce\u30fc\u30c9\u306e\u691c\u51fa\u306b\u5229\u7528\u3057\u307e\u3059\u3002<br \/>\n        \u63a5\u7d9a\u3059\u308b\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u306e\u6570\u3084\u5411\u304d\u3001\u30db\u30c3\u30d7\u6570\u306a\u3069\u3092\u7528\u3044\u3066\u3001\u30ce\u30fc\u30c9\u306e\u30b9\u30b3\u30a2\u30ea\u30f3\u30b0\u3092\u3057\u307e\u3059\u3002<br \/>\n        \u4e3b\u306a\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\uff1a<span style=\"font-family:inherit;font-style:italic\">PageRank, Degree Centrality<\/span>\n      <\/p>\n<\/li>\n<li>\n<p>\n        <b>\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u691c\u51fa<\/b><br \/>\n        \u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u3067\u7e4b\u304c\u308c\u305f\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\uff08\u30b0\u30eb\u30fc\u30d7\u3001\u30af\u30e9\u30b9\u30bf\uff09\u306e\u691c\u51fa\u306b\u5229\u7528\u3057\u307e\u3059\u3002<br \/>\n        \u5404\u30b3\u30df\u30e5\u30cb\u30c6\u30a3ID\u3092\u751f\u6210\u3057\u3001\u305d\u306eID\u3092\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306b\u6240\u5c5e\u3059\u308b\u30ce\u30fc\u30c9\u306b\u5272\u5f53\u3066\u307e\u3059\u3002<br \/>\n        \u4e3b\u306a\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\uff1a<span style=\"font-family:inherit;font-style:italic\">Weakly Connected Components(WCC), Louvain, Label Propagation<\/span>\n      <\/p>\n<\/li>\n<li>\n<p>\n        <b>\u985e\u4f3c\u5ea6<\/b><br \/>\n        \u30d7\u30ed\u30d1\u30c6\u30a3\u306e\u5024\u306a\u3069\u306e\u7279\u6027\u3084\u8fd1\u508d\u6027\u3092\u57fa\u306b\u3001\u30ce\u30fc\u30c9\u3068\u30ce\u30fc\u30c9\u306e\u985e\u4f3c\u5ea6\u3092\u7b97\u51fa\u3057\u307e\u3059\u3002<br \/>\n        \u4e3b\u306a\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\uff1a<span style=\"font-family:inherit;font-style:italic\">Node Similarity, K-Nearest Neighbors<\/span>\n      <\/p>\n<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092Neo4j\u3067\u52b9\u7387\u7684\u306b\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u307e\u3068\u3081\u305f\u30d7\u30e9\u30b0\u30a4\u30f3\u304c\u3001<em><b>Neo4j Graph Data Science Library(GDSL)<\/b><\/em>\u306b\u306a\u308a\u307e\u3059\u3002GDSL\u306b\u306f\u4e0b\u8a18\u7279\u5fb4\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<table style=\"border:none\">\n<tr style=\"border:none;padding:0px\" valign=\"bottom\">\n<td width=\"49%\" style=\"border:none\">Neo4j GDSL \u30a4\u30e1\u30fc\u30b8<\/td>\n<td width=\"49%\" style=\"border:none\">Neo4j \u30d7\u30ed\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u30b0\u30e9\u30d5\u30e2\u30c7\u30eb<\/td>\n<\/tr>\n<tr style=\"border:none;padding:0px\" align=\"center\" valign=\"top\">\n<td width=\"49%\" style=\"border:none;padding:0px\" id=\"img_gds_gdsl\"><a href=\"https:\/\/neo4j.com\/developer\/graph-data-science\/\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" src=\"https:\/\/dist.neo4j.com\/wp-content\/uploads\/20200407203334\/graph-data-science.svg\" alt=\"gds\" \/><\/a><\/td>\n<td width=\"49%\" style=\"border:none;padding:0px\" id=\"img_gds_prjection_graph_model\"><a href=\"https:\/\/neo4j.com\/blog\/graph-algorithms-neo4j-library\/\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" src=\"https:\/\/dist.neo4j.com\/wp-content\/uploads\/20181130075616\/neo4j-graph-algorithms-cypher-2.png\" alt=\"\u30d7\u30ed\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u30b0\u30e9\u30d5\u30e2\u30c7\u30eb\"><\/a><\/td>\n<\/tr>\n<\/table>\n<ul>\n<li>\n<p>\n        <b>\u30a4\u30f3\u30e1\u30e2\u30ea<\/b><br \/>\n        \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u52b9\u7387\u7684\u306b\u5b9f\u884c\u3059\u308b\u305f\u3081\u306b\u3001Neo4j DB\u304b\u3089\u30e1\u30e2\u30ea\u5185\u306b\u30b0\u30e9\u30d5\u30c7\u30fc\u30bf\u3092\u30ed\u30fc\u30c9\u3057\u30a4\u30f3\u30e1\u30e2\u30ea\u3067\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u9069\u5fdc\u3057\u307e\u3059\u3002RDB\u306b\u304a\u3051\u308b\u30d3\u30e5\u30fc\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002\u30ed\u30fc\u30c9\u3059\u308b\u30e1\u30e2\u30ea\u9818\u57df\u3092\u30ab\u30bf\u30ed\u30b0\u3001\u30ed\u30fc\u30c9\u3055\u308c\u305f\u30b0\u30e9\u30d5\u30c7\u30fc\u30bf\u3092\u30d7\u30ed\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u30b0\u30e9\u30d5\u3068\u547c\u3073\u307e\u3059\u3002\u30a4\u30f3\u30e1\u30e2\u30ea\u3067\u5b9f\u884c\u3059\u308b\u305f\u3081\u3001\u5b9f\u884c\u30b3\u30b9\u30c8\u306e\u898b\u7a4d\u3082\u308a\u304c\u5927\u5207\u306b\u306a\u308a\u307e\u3059<sup><a href=\"#note2\" title=\"\u304c\u3001\u672c\u30b7\u30ca\u30ea\u30aa\u3067\u306f\u7701\u7565\u3057\u307e\u3059\u3002\">\u203b2<\/a><\/sup>\u3002\n      <\/p>\n<\/li>\n<li>\n<p>\n        <b><span style=\"font-family:inherit;font-style:italic\">stream, mutate, write, stats<\/span> \u30e2\u30fc\u30c9<\/b><br \/>\n        \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306fNeo4j\u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u3068\u3057\u3066\u5b9f\u88c5\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u4e00\u90e8\u306b\u306f\u3001<span style=\"font-family:inherit;font-style:italic\">stream, mutate, write, stats<\/span>\u306e\u5b9f\u884c\u30e2\u30fc\u30c9\u304c\u3042\u308a\u307e\u3059\n      <\/p>\n<ul>\n<li>\n<p>\n            <b>stream\u30e2\u30fc\u30c9<\/b><br \/>\n            \u4e00\u822c\u7684\u306aCypher\u306e<span style=\"font-family:inherit;font-style:italic\">RETURN<\/span>\u30af\u30a8\u30ea\u306e\u3088\u3046\u306b\u3001\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u8a08\u7b97\u7d50\u679c\u3092\u8fd4\u3057\u307e\u3059\u3002<br \/>\n            \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306f\u5404\u30ce\u30fc\u30c9\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8ID\u3092\u8fd4\u3057\u307e\u3059\u3002<br \/>\n            \u4f8b\u3048\u3070\u3001\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u691c\u51fa\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u5834\u5408\u3001\u30ce\u30fc\u30c9ID\u3068\u305d\u308c\u304c\u5c5e\u3059\u308b\u30b3\u30df\u30e5\u30cb\u30c6\u30a3ID\u3092\u8fd4\u3057\u3001\u985e\u4f3c\u5ea6\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u5834\u5408\u30ce\u30fc\u30c9ID\u3068\u985e\u4f3c\u5ea6\u30b9\u30b3\u30a2\u3092\u8fd4\u3057\u307e\u3059\u3002\n          <\/p>\n<\/li>\n<li>\n<p>\n            <b>mutate\u30e2\u30fc\u30c9<\/b><br \/>\n            \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u8a08\u7b97\u7d50\u679c\u3092\u30d7\u30ed\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u30b0\u30e9\u30d5\u306b\u66f8\u304d\u623b\u3057\u307e\u3059\u3002\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u5b9f\u884c\u306e\u305f\u3081\u306b\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u66f8\u8fbc\u3080\u3053\u3068\u306a\u304f\u3001\u8907\u6570\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001Cypher\u7d4c\u7531\u3067\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u7d50\u679c\u306e\u554f\u3044\u5408\u308f\u305b\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\n          <\/p>\n<\/li>\n<li>\n<p>\n            <b>write\u30e2\u30fc\u30c9<\/b><br \/>\n            \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u8a08\u7b97\u7d50\u679c\u3092Neo4jBD\u306b\u66f8\u304d\u623b\u3057\u307e\u3059\u3002\u5b9f\u969b\u306b\u30c7\u30fc\u30bf\u306b\u5909\u66f4\u3092\u52a0\u3048\u308b\u552f\u4e00\u306e\u5b9f\u884c\u30e2\u30fc\u30c9\u3067\u3059\u3002\u8fd4\u308a\u5024\u306b\u306f\u3001\u5b9f\u884c\u306e\u7d71\u8a08\u30b5\u30de\u30ea\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002<br \/>\n            \u30ce\u30fc\u30c9\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\uff08<span style=\"font-family:inherit;font-style:italic\">PageRank\u30b9\u30b3\u30a2<\/span>\u306a\u3069\uff09\u3001\u65b0\u3057\u3044\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\uff08<span style=\"font-family:inherit;font-style:italic\">Node Similarity<\/span>\u306a\u3069\uff09\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u30d7\u30ed\u30d1\u30c6\u30a3\u306b\u306a\u308a\u307e\u3059\u3002\n          <\/p>\n<\/li>\n<li>\n<p>\n            <b>stats\u30e2\u30fc\u30c9<\/b><br \/>\n            \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u5b9f\u884c\u7d50\u679c\u3067\u306f\u306a\u304f\u3001\u30ab\u30a6\u30f3\u30c8\u3084\u30d1\u30fc\u30bb\u30f3\u30bf\u30a4\u30eb\u5206\u5e03\u306e\u3088\u3046\u306a\u7d71\u8a08\u7d50\u679c\u306e\u307f\u3092\u8fd4\u3057\u307e\u3059\u3002\n          <\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/div>\n<div id=\"fraud-detection\">\n<h2>\u4e88\u5099\u77e5\u8b583\uff1aFraud Detection\uff08\u4e0d\u6b63\u691c\u77e5\uff09\u3066\u4f55\u3055\uff1f<\/h2>\n<p>Fraud\uff08\u4e0d\u6b63\u884c\u70ba\uff09\u3068\u306f\u3001\u500b\u4eba\u3084\u96c6\u56e3\u304c\u8eab\u5206\u3092\u507d\u308a\u3001\u88fd\u54c1\u30fb\u30b5\u30fc\u30d3\u30b9\u30fb\u91d1\u878d\u306a\u3069\u306e\u53d6\u5f15\u3092\u884c\u3063\u305f\u308a\u3001\u307e\u305f\u306f\u3001\u5c65\u884c\u3059\u308b\u3064\u3082\u308a\u306e\u306a\u3044\u507d\u306e\u7d04\u675f\u3092\u3057\u3066\u3001\u6545\u610f\u306b\u6b3a\u304f\u884c\u70ba\u3092\u6307\u3057\u307e\u3059\u3002<\/p>\n<p>  <b>\u4e0d\u6b63\u306e\u5206\u985e<\/b>(\u53c2\u7167\uff1a<a href=\"https:\/\/www.idenfy.com\/blog\/first-second-third-Party-frauds\/\">idenfy blog<\/a>)<\/p>\n<ul>\n<li>\n<p>\n        <b>First-Party Fraud\uff081st\u30d1\u30fc\u30c6\u30a3\u4e0d\u6b63\uff09<\/b><br \/>\n        \u81ea\u5206\u81ea\u8eab\u306e\u8eab\u5206\u3092\u507d\u3063\u305f\u308a\u3001\u865a\u507d\u306e\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308b\u4e0d\u6b63\u884c\u70ba\u3002\u4f8b\u3048\u3070\u3001\u91d1\u878d\u5546\u54c1\u3084\u30b5\u30fc\u30d3\u30b9\u3092\u5951\u7d04\u3059\u308b\u969b\u306b\u3001\u3088\u308a\u6709\u5229\u306a\u91d1\u5229\u3092\u5f97\u308b\u305f\u3081\u3084\u3001\u30ed\u30fc\u30f3\u3092\u8fd4\u6e08\u306e\u610f\u601d\u306a\u304f\u7533\u8fbc\u307f\u3001\u5229\u76ca\u3092\u5f97\u308b\u305f\u3081\u306a\u3069\u3002\n      <\/p>\n<\/li>\n<li>\n<p>\n        <b>Second-Party Fraud\uff082nd\u30d1\u30fc\u30c6\u30a3\u4e0d\u6b63\uff09<\/b><br \/>\n        \u6545\u610f\u306b\u81ea\u5206\u306e\u500b\u4eba\u60c5\u5831\u3092\u4ed6\u4eba\u306b\u63d0\u4f9b\u3057\u305f\u308a\u3001\u8ab0\u304b\u304c\u672c\u4eba\u306b\u4ee3\u308f\u3063\u3066\u5229\u76ca\u3092\u5f97\u308b\u4e0d\u6b63\u884c\u70ba\u3002\u540d\u7fa9\u8cb8\u3057\u3001\u30d5\u30ec\u30f3\u30c9\u30ea\u30fc\u4e0d\u6b63\u3068\u547c\u3070\u308c\u308b\u884c\u70ba\u3067\u3059\u3002\n      <\/p>\n<\/li>\n<li>\n<p>\n        <b>Third-Party Fraud\uff083rd\u30d1\u30fc\u30c6\u30a3\u4e0d\u6b63\uff09<\/b><br \/>\n        \u4ed6\u4eba\u306e\u8eab\u5206\u8a3c\u660e\u66f8\u3084\u500b\u4eba\u60c5\u5831\u3092\u60aa\u7528\u3057\u3066\u3001\u53e3\u5ea7\u3092\u958b\u8a2d\u3057\u305f\u308a\u4e57\u3063\u53d6\u3063\u305f\u308a\u3059\u308b\u4e0d\u6b63\u884c\u70ba\u3002\u6700\u3082\u4e00\u822c\u7684\u306a\u4e0d\u6b63\u884c\u70ba\u3067\u3059\u3002<\/p>\n<\/p>\n<\/li>\n<\/ul>\n<p>\n    \u3053\u306e\u3088\u3046\u306a\u4e0d\u6b63\u3092\u884c\u3044\u305d\u3046\u306a\/\u884c\u3063\u3066\u3044\u308b\u7591\u3044\u304c\u3042\u308b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3092\u691c\u77e5\u3057\u3001\u305d\u306e\u4e0d\u6b63\u884c\u70ba\u3092\u66b4\u3044\u305f\u308a\u3001\u672a\u7136\u306b\u9632\u3050\u3053\u3068\u304c\u4e0d\u6b63\u691c\u77e5\u306e\u76ee\u7684\u3067\u3059\u3002<br \/>\n    \u672c\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306f\u3001\u91d1\u878d\u306e\u4e0d\u6b63\u691c\u51fa\u30c7\u30e2\u3068\u3057\u3066\u3001<em><b><a href=\"#1st-party-fd\">First-Party\u4e0d\u6b63\u8005\u691c\u77e5<\/a><\/b><\/em>\u3068<em><b><a href=\"#2nd-party-fd\">Second-Party\u4e0d\u6b63\u8005\u691c\u77e5<\/a><\/b><\/em>\u306e\u30b7\u30ca\u30ea\u30aa\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\n  <\/p>\n<\/div>\n<div id=\"data-summary\">\n<h2>\u30b7\u30ca\u30ea\u30aa0\uff1a\u5229\u7528\u30c7\u30fc\u30bf\u306e\u8aac\u660e<\/h2>\n<p>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u9001\u91d1\u30d5\u30ed\u30fc\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u30e2\u30c7\u30ea\u30f3\u30b0\u3057\u305f<em><b>Paysim\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8<\/b><\/em>\u3092\u4f7f\u3044\u307e\u3059\uff08\u8a73\u7d30\u306f<a href=\"http:\/\/www.sisu.io\/posts\/paysim\/\">Dave Voutila\u306e\u30d6\u30ed\u30b0<\/a>\u3092\u53c2\u7167\uff09\u3002<\/p>\n<h3 id=\"data-visualization\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b9\u30ad\u30fc\u30de\u3068\u7d71\u8a08\u60c5\u5831<\/h3>\n<p>\u307e\u305a\u306f\u30c7\u30fc\u30bf\u306e\u5168\u4f53\u50cf\u3092\u628a\u63e1<\/p>\n<pre class=\"EnlighterJSRAW\">\r\nCALL db.schema.visualization();\r\n<\/pre>\n<p>  <img decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2022\/06\/fd_s0-1.png\" alt=\"data visualization \u7d50\u679c\" width=\"65%\" \/><\/p>\n<h3 id=\"node-type\">\u30ce\u30fc\u30c9\u306e\u7a2e\u985e<\/h3>\n<ul>\n<li>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30ce\u30fc\u30c9\uff1a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u8cc7\u91d1\u3092\u64cd\u4f5c\u3059\u308b\u30ce\u30fc\u30c9\n<ul>\n<li><span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">Client<\/span>\uff1a\u5229\u7528\u8005\u3002\u30a8\u30f3\u30c9\u30af\u30e9\u30a4\u30a2\u30f3\u30c8<\/li>\n<li><span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">Mule<\/span>\uff1a\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u4ee3\u308f\u308a\u306b\u9001\u91d1\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\uff08\u30df\u30e5\u30fc\u30eb\u3068\u306f\u3001\u904b\u3073\u5c4b\u306e\u610f\u5473\uff09Mule\u30e9\u30d9\u30eb\u3092\u6301\u3064\u30ce\u30fc\u30c9\u306f\u3001\u5fc5\u305a<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">Client<\/span>\u30e9\u30d9\u30eb\u3082\u6301\u3061\u307e\u3059\n        <\/li>\n<li>\u4e0b\u8a183\u3064\u306e\u500b\u4eba\u60c5\u5831\u30ce\u30fc\u30c9\u3092\u6301\u3061\u307e\u3059\n<ul>\n<li><span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">Mail<\/span>\uff1a\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9.\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30ce\u30fc\u30c9\u304b\u3089<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">HAS_EMAIL<\/span>\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u3067\u7e4b\u304c\u308c\u308b<\/li>\n<li><span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">Phone<\/span>\uff1a\u96fb\u8a71\u756a\u53f7. \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30ce\u30fc\u30c9\u304b\u3089<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">HAS_PHONE<\/span>\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u3067\u7e4b\u304c\u308c\u308b<\/li>\n<li><span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">SSN<\/span>\uff1a\u793e\u4f1a\u4fdd\u969c\u756a\u53f7. \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30ce\u30fc\u30c9\u304b\u3089<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">HAS_SSN<\/span>\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u3067\u7e4b\u304c\u308c\u308b<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">Merchant<\/span>\uff1a\u5546\u54c1\/\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3059\u308b\u30d9\u30f3\u30c0\u30fc\u3084\u4f01\u696d\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u8cc7\u91d1\u306e\u79fb\u52d5\u3092\u4ef2\u4ecb\u3059\u308b\u30ce\u30fc\u30c9<\/li>\n<li><span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">Bank<\/span>\uff1a\u9280\u884c\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u8cc7\u91d1\u306e\u79fb\u52d5\u3092\u4ef2\u4ecb\u3059\u308b\u30ce\u30fc\u30c9<\/li>\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u30ce\u30fc\u30c9\uff1a\u30e6\u30fc\u30b6\u304c\u30de\u30fc\u30c1\u30e3\u30f3\u30c8\u30ce\u30fc\u30c9\u3092\u4ecb\u3057\u3066\u884c\u3046\u8cc7\u91d1\u306e\u53d6\u5f15\u5185\u5bb9\u3092\u8868\u3059\u30ce\u30fc\u30c9\u3002\u4e0b\u8a18\u306e\u30ce\u30fc\u30c9\u306f\u5fc5\u305a<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">Transaction<\/span>\u306e\u30e9\u30d9\u30eb\u3092\u6301\u3061\u307e\u3059\u3002\n<ul>\n<li><span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">CashIn<\/span>\uff1a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3078\u8cc7\u91d1\u3092\u79fb\u52d5\u3055\u305b\u308b<\/li>\n<li><span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">CashOut<\/span>\uff1a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304b\u3089\u8cc7\u91d1\u3092\u79fb\u52d5\u3055\u305b\u308b<\/li>\n<li><span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">Debit<\/span>\uff1a\u9280\u884c\u306b\u8cc7\u91d1\u3092\u79fb\u52d5\u3059\u308b<\/li>\n<li><span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">Transfer<\/span>\uff1a\u5225\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u8cc7\u91d1\u3092\u9001\u308b<\/li>\n<li><span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">Payment<\/span>\uff1a\u5546\u54c1\/\u30b5\u30fc\u30d3\u30b9\u3078\u306e\u652f\u6255\u3044<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/div>\n<div id=\"1st-party-fd\">\n<h2>\u30b7\u30ca\u30ea\u30aa1\uff1aFirst-Party\u4e0d\u6b63\u8005\u306e\u691c\u77e5<\/h2>\n<h3 id=\"1st-detect-plan\">\u691c\u77e5\u65b9\u91dd<\/h3>\n<p>\u307e\u305a\u306f\u3001First-Party\u4e0d\u6b63\u8005\u3092\u691c\u77e5\u3057\u307e\u3059\u3002\u672c\u30b7\u30ca\u30ea\u30aa\u3067\u306f\u3001\u6b21\u306e\u4eee\u5b9a\u3092\u3082\u3068\u306b\u691c\u77e5\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<p style=\"font-family:inherit;padding:10px;margin-left:10px;margin-right:20px;background-color:#215aa012\">\n    \u81ea\u5206\u306e\u500b\u4eba\u60c5\u5831\u3092\u4ed6\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u5171\u6709\u3057\u3066\u3044\u308b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f\u3001\u4e0d\u6b63\u3092\u884c\u3063\u3066\u3044\u308b\u53ef\u80fd\u6027\u3084\u4eca\u5f8c\u4e0d\u6b63\u3092\u50cd\u304f\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3002\n  <\/p>\n<p>\n    \u3057\u304b\u3057\u3001\u5bb6\u65cf\u3067\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u5171\u540c\u3067\u5229\u7528\u3059\u308b\u3088\u3046\u306b\u3001\u500b\u4eba\u60c5\u5831\u3092\u5171\u6709\u3057\u3066\u3044\u308b\u5168\u3066\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u5bb9\u7591\u8005\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\n    \u305d\u3053\u3067\u3001\u8907\u6570\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u9593\u3067\u5171\u6709\u3055\u3066\u3044\u308b\u500b\u4eba\u60c5\u5831\u30ce\u30fc\u30c9\u306b\u7d10\u3065\u304f\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u3092\u4f7f\u3063\u3066\u3001\u4e0d\u6b63\u30b9\u30b3\u30a2\u3092\u8a08\u7b97\u3057\u3001\u4e0a\u4f4dX%\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3092\u4e0d\u6b63\u8005\u3068\u3057\u3066\u30e9\u30d9\u30eb\u4ed8\u3051\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002\n  <\/p>\n<p>\u4e0b\u8a18\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u691c\u77e5\u3092\u5b9f\u65bd\u3057\u307e\u3059\u3002<\/p>\n<ol>\n<li>\u500b\u4eba\u60c5\u5831\u30ce\u30fc\u30c9\u3092\u5171\u6709\u3059\u308b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30ce\u30fc\u30c9\u9593\u306b<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">SHARED_IDENTIFIERS<\/span>\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u3092\u65b0\u898f\u4f5c\u6210<\/li>\n<li>\u500b\u4eba\u60c5\u5831\u30ce\u30fc\u30c9\u3092\u5171\u6709\u3059\u308b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u540c\u58eb\u306e\u7e4b\u304c\u308a\u304b\u3089\u30af\u30e9\u30b9\u30bf\u3092\u751f\u6210<\/li>\n<li>\u30af\u30e9\u30b9\u30bf\u5185\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u540c\u58eb\u3067\u985e\u4f3c\u5ea6\u30b9\u30b3\u30a2\u3092\u7b97\u51fa<\/li>\n<li>\u985e\u4f3c\u5ea6\u30b9\u30b3\u30a2\u304b\u3089\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u4e0d\u6b63\u30b9\u30b3\u30a2\u3092\u7b97\u51fa<\/li>\n<li>\u4e0d\u6b63\u30b9\u30b3\u30a2\u306e\u4e0a\u4f4dX%\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3092\u4e0d\u6b63\u8005\u3068\u3057\u3066\u30e9\u30d9\u30eb\u4ed8\u3051<\/li>\n<\/ol>\n<h3 id=\"1st-mk-relationship\">1-1. <span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">SHARED_IDENTIFIERS<\/span>\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u306e\u4f5c\u6210<\/h3>\n<ul>\n<li>Cypher\u30b3\u30fc\u30c9\n<pre class=\"EnlighterJSRAW\">\r\nMATCH (c1:Client)-[:HAS_EMAIL|:HAS_PHONE|:HAS_SSN]-&gt;(n)&lt;-[:HAS_EMAIL|:HAS_PHONE|:HAS_SSN]-(c2:Client)\r\nWHERE id(c1) &lt; id(c2)\r\nWITH c1, c2, count(*) as cnt\r\nMERGE (c1)-[:SHARED_IDENTIFIERS {count: cnt}]-&gt;(c2);\r\n<\/pre>\n<\/li>\n<li>\n<p>\n        \u8aac\u660e<br \/>\n        \u500b\u4eba\u60c5\u5831\u30ce\u30fc\u30c9:<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">n<\/span>\u3092\u5171\u6709\u3057\u3066\u3044\u308b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30ce\u30fc\u30c9:<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">c1<\/span>,<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">c2<\/span>\u3092\u62bd\u51fa<br \/>\n        <span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">c1-&gt;n&lt;-c2<\/span> \u3068 <span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">c2-&gt;n&lt;-c1<\/span><br \/>\n        \u3068\u306e\u3088\u3046\u306b\u3001\u540c\u3058\u3064\u306a\u304c\u308a\u304c\u91cd\u8907\u3057\u3066\u62bd\u51fa\u3055\u308c\u308b\u305f\u3081\u3001\u91cd\u8907\u3092\u524a\u9664<br \/>\n        <span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">c1<\/span>,<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">c2<\/span>\u306e\u30da\u30a2\u6bce\u306b\u30ec\u30b3\u30fc\u30c9\u6570(=\u5171\u6709\u500b\u4eba\u60c5\u5831\u30ce\u30fc\u30c9\u6570)\u3092\u30ab\u30a6\u30f3\u30c8<br \/>\n        <span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">c1-&gt;c2<\/span>\u3067 <span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">SHARED_IDENTIFIERS<\/span>\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u6210<sup><a href=\"#note3\" title=\"\u53cc\u65b9\u5411\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u3067\u3082OK\u306a\u3088\u3046\u306a\u6c17\u304c\u3059\u308b\u30fb\u30fb\u30fb\u672a\u78ba\u8a8d\u3067\u3059\">\u203b3<\/a><\/sup>\n      <\/p>\n<\/li>\n<li>\n      \u7d50\u679c\u8868\u793a<\/p>\n<pre class=\"EnlighterJSRAW\">\r\nMATCH p=(:Client)-[s:SHARED_IDENTIFIERS]-&gt;(:Client)\r\nWHERE s.count &gt;= 2\r\nRETURN p\r\nLIMIT 25;\r\n<\/pre>\n<p>\u3053\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u584a1\u30641\u3064\u304c\u30af\u30e9\u30b9\u30bf\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\n        <img decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2022\/06\/fd_s1-1.png\" alt=\"\u30af\u30e9\u30b9\u30bf\u7d50\u679c\" width=\"60%\" \/><\/p>\n<\/li>\n<\/ul>\n<h3 id=\"1st-mk-cluster\">1-2. \u30af\u30e9\u30b9\u30bf\u4f5c\u6210<\/h3>\n<p>\u5404\u30af\u30e9\u30b9\u30bf\u30fc\u306b\u756a\u53f7(id)\u3092\u5272\u308a\u5f53\u3066\u307e\u3059\u3002id\u3092\u5272\u308a\u5f53\u3066\u308b\u306b\u306f\u3001GDS\u306e<span style=\"font-family:inherit;font-style:italic\">Comminity Detection<\/span>\u7cfb\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u5229\u7528\u3059\u308b\u3068\u7c21\u5358\u3067\u3059\u3002\u4eca\u56de\u306f <span style=\"font-family:inherit;font-style:italic\">Weakly Connected Components(WCC)\u30e1\u30bd\u30c3\u30c9<\/span> \u3092\u4f7f\u3044\u307e\u3059\u3002<br \/>\n    wcc\u3068\u540d\u524d\u3067\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u30b0\u30e9\u30d5(Prj\u30b0\u30e9\u30d5)\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li>\n      Cypher\u30b3\u30fc\u30c9<\/p>\n<pre class=\"EnlighterJSRAW\">\r\nCALL gds.graph.project(\r\n  &#039;wcc&#039;,\r\n  {Client: {label: &#039;Client&#039;}},\r\n  {SHARED_IDENTIFIERS:{\r\n    type: &#039;SHARED_IDENTIFIERS&#039;,\r\n    orientation: &#039;UNDIRECTED&#039;,\r\n    properties: {count: {property: &#039;count&#039;}}\r\n  }}\r\n)\r\nYIELD graphName, nodeCount, relationshipCount, projectMillis;\r\n<\/pre>\n<\/li>\n<li>\n      \u8aac\u660e<\/p>\n<pre class=\"EnlighterJSRAW\">\r\nPrj\u30b0\u30e9\u30d5\u4f5c\u6210\u30e1\u30bd\u30c3\u30c9\u306e\u547c\u3073\u51fa\u3057{\r\n  Prj\u30b0\u30e9\u30d5\u306e\u540d\u79f0:wcc,\r\n  Prj\u30b0\u30e9\u30d5\u306e\u30ce\u30fc\u30c9\u306e\u8a2d\u5b9a:{\u30ce\u30fc\u30c9\u540d: {DB\u306e\u3069\u306e\u30ce\u30fc\u30c9\u3092\u4f7f\u3046\u304b}},\r\n  Prj\u30b0\u30e9\u30d5\u306e\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u306e\u8a2d\u5b9a:{\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u540d:{\r\n    DB\u306e\u3069\u306e\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u3092\u4f7f\u3046\u304b: &#039;SHARED_IDENTIFIERS&#039;,\r\n    \u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u306e\u5411\u304d\u3092\u8a2d\u5b9a: &#039;NATURAL(DB\u3068\u540c\u3058\u5411\u304d)&#039;\u3001&#039;REVERSE(\u9006\u5411\u304d)&#039;\u3001&#039;UNDIRECTED(\u5411\u7121\u3057)&#039;,\r\n    \u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u8a2d\u5b9a: {\u30d7\u30ed\u30d1\u30c6\u30a3\u540d: {BD\u306e\u3069\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u4f7f\u3046\u304b: &#039;count&#039;}}\r\n  }}\r\n)\r\n\u8fd4\u308a\u5024 \u30b0\u30e9\u30d5\u540d, \u30ce\u30fc\u30c9\u6570, \u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u6570, \u751f\u6210\u30df\u30ea\u79d2;\r\n<\/pre>\n<\/li>\n<li>\n      \u7d50\u679c<br \/>\n      <img decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2022\/06\/fd_s1-2-0.png\" alt=\"wcc\u30d7\u30ed\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u30b0\u30e9\u30d5\u306e\u751f\u6210\u7d50\u679c\" width=\"60%\" \/>\n    <\/li>\n<\/ul>\n<p>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30ce\u30fc\u30c9\u306b\u3001\u3069\u306e\u30af\u30e9\u30b9\u30bf\u30fc\u306b\u5c5e\u3057\u3066\u3044\u308b\u304b\u3092\u8868\u3059 <span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">firstPartyFraudGroup<\/span>\u30d1\u30e9\u30e1\u30fc\u30bf\u8ffd\u52a0\u3057\u3001\u30af\u30e9\u30b9\u30bf\u756a\u53f7\u3092\u4ee3\u5165\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li>Cypher\u30b3\u30fc\u30c9\n<pre class=\"EnlighterJSRAW\">\r\nCALL gds.wcc.stream(\r\n  &#039;wcc&#039;,\r\n  {\r\n    nodeLabels: [&#039;Client&#039;],\r\n    relationshipTypes: [&#039;SHARED_IDENTIFIERS&#039;],\r\n    consecutiveIds: true\r\n  })\r\nYIELD componentId, nodeId\r\n&nbsp;\r\nWITH componentId AS cluster, gds.util.asNode(nodeId) AS client\r\nWITH cluster, collect(client.id) AS clients\r\nWITH cluster, clients, size(clients) AS clusterSize\r\nWHERE clusterSize &gt; 1\r\nUNWIND clients AS client\r\n&nbsp;\r\nMATCH (c:Client)\r\nWHERE c.id = client\r\nSET c.firstPartyFraudGroup = cluster;\r\n<\/pre>\n<\/li>\n<li>\n      \u8aac\u660e<\/p>\n<pre class=\"EnlighterJSRAW\">\r\nwcc\u30e1\u30bd\u30c3\u30c9\u3092stream\u30e2\u30fc\u30c9\u3067\u547c\u3073\u51fa\u3057(\r\n  \u5229\u7528\u3059\u308bPrj\u30b0\u30e9\u30d5\uff1a&#039;wcc&#039;,\r\n  {\r\n    \u5bfe\u8c61\u30ce\u30fc\u30c9\u540d: [&#039;Client&#039;],\r\n    \u5bfe\u8c61\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u540d: [&#039;SHARED_IDENTIFIERS&#039;],\r\n    \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8ID\u3092\u9023\u756a\u306b\u3059\u308b\uff1f: true\r\n  })\r\n\u30e1\u30bd\u30c3\u30c9\u306e\u8fd4\u308a\u5024\uff1a\u30af\u30e9\u30b9\u30bfID\u3068\u30ce\u30fc\u30c9ID\u306e\u30da\u30a2\u3092\u5c55\u958b\r\n&nbsp;\r\n\u30af\u30e9\u30b9\u30bfID\u3068BD\u30ce\u30fc\u30c9\u306e\u30da\u30a2\u3092\u53d6\u5f97\r\n\u30af\u30e9\u30b9\u30bfID\u3054\u3068\u306bBD\u30ce\u30fc\u30c9ID\u30921\u884c\u306b\u307e\u3068\u3081\u308b\r\n\u30af\u30e9\u30b9\u30bfID\u3054\u3068\u306e\u30ce\u30fc\u30c9\u6570\u3092\u7b97\u51fa\r\n\u30ce\u30fc\u30c9\u304c\u8907\u6570\u3042\u308b\u30af\u30e9\u30b9\u30bf\u306e\u307f\u306b\u7d5e\u308b\r\n\u30af\u30e9\u30b9\u30bfID\u3068\u30ce\u30fc\u30c9ID\u306e\u30da\u30a2\u30921\u884c\u305a\u3064\u8fd4\u3059\r\n&nbsp;\r\nDB\u304b\u3089Client\u30ce\u30fc\u30c9\u3092\u53d6\u5f97\r\n\u5bfe\u8c61\u306e\u30ce\u30fc\u30c9ID\u3092\u898b\u3064\u3051\u305f\u3089\r\nfirstPartyFraudGroup\u30d7\u30ed\u30d1\u30c6\u30a3\u306b\u30af\u30e9\u30b9\u30bfID\u3092\u30bb\u30c3\u30c8\r\n<\/pre>\n<p>\n        <small id=\"note4\">\u203b<a href=\"https:\/\/neo4j.com\/docs\/graph-data-science\/current\/algorithms\/wcc\/#algorithms-wcc-syntax\">consecutiveIds\u306e\u8aac\u660e<\/a>\u3092\u7406\u89e3\u3067\u304d\u307e\u305b\u3093\u3067\u3057\u305f\uff08Table 7. Algorithm specific configuration\uff1a<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">Flag to decide whether component identifiers are mapped into a consecutive id space<\/span>\uff09<\/small>\n      <\/p>\n<\/li>\n<li>\n<p>\u30b5\u30f3\u30d7\u30eb\u51fa\u529b<br \/>\n        \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30ce\u30fc\u30c9\u6570\u304c9\u4ee5\u4e0a\u306e\u30af\u30e9\u30b9\u30bf\u30fc\u3092\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"EnlighterJSRAW\">\r\nMATCH (c:Client)\r\nWITH c.firstPartyFraudGroup AS fpGroupID, collect(c.id) AS fGroup\r\nWITH *, size(fGroup) AS groupSize\r\nWHERE groupSize &gt;= 9\r\nWITH collect(fpGroupID) AS fraudRings\r\nMATCH p=(c:Client)-[:HAS_SSN|HAS_EMAIL|HAS_PHONE]-&gt;()\r\nWHERE c.firstPartyFraudGroup IN fraudRings\r\nRETURN p;\r\n<\/pre>\n<table style=\"border:none\">\n<tr style=\"border:none;padding:0px\" valign=\"bottom\">\n<td width=\"49%\" style=\"border:none\">\u30af\u30e9\u30b9\u30bf\u30ce\u30fc\u30c9\u65709\u4ee5\u4e0a\u306e\u30af\u30e9\u30b9\u30bf<\/td>\n<td width=\"49%\" style=\"border:none\">\u30ce\u30fc\u30c9\u3092\u6574\u9813\u3057\u3066\u4e26\u3079\u3066\u307f\u304c\u305f\u304c\u3001\u306a\u3093\u3068\u3082\u30c0\u30b5\u3044\u3002\u30b0\u30e9\u30d5\u306e\u30ec\u30a4\u30a2\u30a6\u30c8\u3063\u3066\u624d\u80fd\u3002<\/td>\n<\/tr>\n<tr style=\"border:none;padding:0px\" align=\"center\" valign=\"top\">\n<td width=\"49%\" style=\"border:none;padding:0px\"><img decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2022\/06\/fd_s1-2-1.png\" alt=\"\u30af\u30e9\u30b9\u30bf\u30ce\u30fc\u30c9\u65709\u4ee5\u4e0a\u306e\u30af\u30e9\u30b9\u30bf\"><\/td>\n<td width=\"49%\" style=\"border:none;padding:0px\"><img decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2022\/06\/fd_s1-2-2.png\" alt=\"\u30af\u30e9\u30b9\u30bf\u30ce\u30fc\u30c9\u65709\u4ee5\u4e0a\u306e\u30af\u30e9\u30b9\u30bf\u306e1\u3064\"><\/td>\n<\/tr>\n<\/table>\n<\/li>\n<\/ul>\n<h3 id=\"1st-cal-sim-score\">1-3. \u985e\u4f3c\u30b9\u30b3\u30a2\u306e\u7b97\u51fa<\/h3>\n<p>\u65b0\u305f\u306aPrj\u30b0\u30e9\u30d5\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u540d\u524d\u306f<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">similarity<\/span>\u3068\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u30b3\u30fc\u30c9\n<pre class=\"EnlighterJSRAW\">\r\nMATCH (c:Client) WHERE c.firstPartyFraudGroup is not NULL\r\nWITH collect(c) as clients\r\n&nbsp;\r\nMATCH (n) WHERE n:Email OR n:Phone OR n:SSN\r\nWITH clients, collect(n) as identifiers\r\nWITH clients + identifiers as nodes\r\n&nbsp;\r\nMATCH (c:Client)-[:HAS_EMAIL|:HAS_PHONE|:HAS_SSN]-&gt;(id) WHERE c.firstPartyFraudGroup is not NULL\r\nWITH nodes, collect({source: c, target: id}) as relationships\r\n&nbsp;\r\nCALL gds.graph.project.cypher(\r\n  &#039;similarity&#039;,\r\n  &quot;UNWIND $nodes as n RETURN id(n) AS id, labels(n) AS labels&quot;,\r\n  &quot;UNWIND $relationships as r RETURN id(r[&#039;source&#039;]) AS source, id(r[&#039;target&#039;]) AS target, &#039;HAS_IDENTIFIER&#039; AS type&quot;,\r\n  {parameters: {nodes: nodes, relationships: relationships}}\r\n)\r\nYIELD graphName, nodeCount, relationshipCount, projectMillis\r\nRETURN graphName, nodeCount, relationshipCount, projectMillis;\r\n<\/pre>\n<\/li>\n<li>\u8aac\u660e\n<pre class=\"EnlighterJSRAW\">\r\nfirstPartyFraudGroup\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u6301\u3064\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30ce\u30fc\u30c9\u3092\u53d6\u5f97\u3057\u3001\r\n\u5bfe\u8c61\u30ce\u30fc\u30c9\u5168\u3066\u3092\u914d\u5217(clients)\u306b\u683c\u7d0d\r\n&nbsp;\r\n\u500b\u4eba\u60c5\u5831\u30ce\u30fc\u30c9\u3092\u53d6\u5f97\u3057\u3001\r\n\u914d\u5217(identifiers)\u306b\u683c\u7d0d\r\n\u914d\u5217(clients)\u3068\u914d\u5217(identifiers)\u3092\u9023\u7d50\u3057\u914d\u5217(nodes)\u306b\u683c\u7d0d\r\n&nbsp;\r\nfirstPartyFraudGroup\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u6301\u3064\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30ce\u30fc\u30c9\u3068\u3001\u305d\u308c\u306b\u63a5\u7d9a\u3059\u308b\u500b\u4eba\u60c5\u5831\u30ce\u30fc\u30c9\u3092\u53d6\u5f97\u3057\u3001\r\n\u30af\u30e9\u30a4\u30a2\u30f3\u30c8(source)\u3068\u500b\u4eba\u60c5\u5831(target)\u306e\u30da\u30a2\u3092\u914d\u5217(relationships)\u306b\u683c\u7d0d\r\n&nbsp;\r\nPrj\u30b0\u30e9\u30d5\u3092Cypher\u3067\u5b9a\u7fa9\u3059\u308b\uff08\r\n  Prj\u30b0\u30e9\u30d5\u540d\uff1asimilarity\r\n  \u5bfe\u8c61\u30ce\u30fc\u30c9\uff1a \u914d\u5217(nodes)\u306b\u542b\u307e\u308c\u308b\u30ce\u30fc\u30c9,\r\n  \u5bfe\u8c61\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\uff1a\u914d\u5217(relationships)\u306b\u542b\u307e\u308c\u308bHAS_IDENTIFIER\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\r\n  \u4e0a\u8a18Cypher\u3067\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u30d1\u30e9\u30e1\u30fc\u30bf$nodes, $relationships\u3068\u5909\u6570nodes, relationships\u3068\u306e\u30de\u30c3\u30d4\u30f3\u30b0\u8a2d\u5b9a\r\n)\r\n\u30b0\u30e9\u30d5\u540d, \u30ce\u30fc\u30c9\u6570, \u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u6570, \u5b9f\u884c\u6642\u9593(ms)\u3092\u5c55\u958b\r\n\u30b0\u30e9\u30d5\u540d, \u30ce\u30fc\u30c9\u6570, \u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u6570, \u5b9f\u884c\u6642\u9593(ms)\u3092\u8868\u793a;\r\n<\/pre>\n<\/li>\n<li>\u7d50\u679c<br \/>\n      <img decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2022\/06\/fd_s1-3-1.png\" alt=\"similarity\u30d7\u30ed\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u30b0\u30e9\u30d5\u3092\u4f5c\u6210\" width=\"60%\" \/>\n    <\/li>\n<\/ul>\n<p><span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">gds.nodeSimilarity\u30e1\u30bd\u30c3\u30c9<\/span>\u3092<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">similarity<\/span> Prj\u30b0\u30e9\u30d5\u306b\u5bfe\u3057\u3066\u5b9f\u884c\u3057\u985e\u4f3c\u30b9\u30b3\u30a2\u3092\u7b97\u51fa\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u30b3\u30fc\u30c9\n<pre class=\"EnlighterJSRAW\">\r\nCALL gds.nodeSimilarity.mutate(\r\n  &#039;similarity&#039;,\r\n  {\r\n    topK:15,\r\n    mutateProperty: &#039;jaccardScore&#039;,\r\n    mutateRelationshipType:&#039;SIMILAR_TO&#039;\r\n  }\r\n);\r\n<\/pre>\n<\/li>\n<li>\u8aac\u660e\n<pre class=\"EnlighterJSRAW\">\r\n\u5b9f\u884c\u30e2\u30fc\u30c9mutate\u3067nodeSimilarity\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3057(\r\n  \u5229\u7528\u3059\u308bPrj\u30b0\u30e9\u30d5\uff1asimilarity\r\n  {\r\n    \u30ce\u30fc\u30c9\u3054\u3068\u306b\u985e\u4f3c\u5ea6\u30b9\u30b3\u30a2\u3092\u6700\u5927\u4f55\u500b\u8fd4\u3059\u304b:15\r\n    \u5229\u7528\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\uff1ajaccardScore\r\n    Prj\u30b0\u30e9\u30d5\u306b\u751f\u6210\u3059\u308b\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u540d\uff1aSIMILAR_TO\r\n  }\r\n);\r\n<\/pre>\n<\/li>\n<\/ul>\n<p>\u985e\u4f3c\u30b9\u30b3\u30a2\u3092<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">SIMILAR_TO<\/span>\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u3068\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u66f8\u8fbc\u307f\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u30b3\u30fc\u30c9\n<pre class=\"EnlighterJSRAW\">\r\nCALL gds.graph.writeRelationship(&#039;similarity&#039;, &#039;SIMILAR_TO&#039;, &#039;jaccardScore&#039;);\r\n<\/pre>\n<\/li>\n<li>\n<p>\n        \u8aac\u660e<br \/>\n        \u30e1\u30e2\u30ea\u30b0\u30e9\u30d5\uff1a<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">similarity<\/span>\u304b\u3089<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">SIMILAR_TO<\/span>\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u3092DB\u3078\u66f8\u304d\u623b\u3057\u307e\u3059\u3002<br \/>\n        \u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u306b<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">jaccardScore<\/span>\u3092\u4ed8\u4e0e\u3057\u307e\u3059\n      <\/p>\n<\/li>\n<li>\u30b5\u30f3\u30d7\u30eb\u51fa\u529b\n<pre class=\"EnlighterJSRAW\">\r\nMATCH p=(:Client)-[s:SIMILAR_TO]-&gt;(:Client) RETURN p LIMIT 25;\r\n<\/pre>\n<p>      <img decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2022\/06\/fd_s1-3-2.png\" alt=\"SIMILAR_TO \u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\" width=\"60%\" \/>\n    <\/li>\n<\/ul>\n<h3 id=\"1st-cal-fraud-score\">1-4. \u30ce\u30fc\u30c9\u306e\u4e0d\u6b63\u30b9\u30b3\u30a2\u3092\u7b97\u51fa<\/h3>\n<p>\n    <span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">Weighted Degree Centrality Algorithm(WDC, \u91cd\u307f\u4ed8\u304d\u6b21\u6570\u4e2d\u5fc3\u6027\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0)<\/span>\u3092\u4f7f\u7528\u3057\u3066\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30ce\u30fc\u30c9\u306eFirst-Party\u4e0d\u6b63\u30b9\u30b3\u30a2\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002<br \/>\n    \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30ce\u30fc\u30c9\u306b\u6d41\u5165\u3059\u308b<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">SIMILAR_TO<\/span>\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u306e<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">jaccardScore<\/span>\u306e\u5408\u8a08\u5024\u3092<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">firstPartyFraudScore<\/span>\u3068\u3057\u3066\u30ce\u30fc\u30c9\u30d7\u30ed\u30d1\u30c6\u30a3\u306b\u66f8\u8fbc\u307f\u307e\u3059\u3002<br \/>\n    <span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">firstPartyFraudScore<\/span>\u304c\u9ad8\u3044\u307b\u3069\u3001\u4e0d\u6b63\u884c\u70ba\u3092\u50cd\u304f\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u306a\u308a\u307e\u3059\u3002\n  <\/p>\n<ul>\n<li>\u30b3\u30fc\u30c9\n<pre class=\"EnlighterJSRAW\">\r\nCALL gds.degree.write(\r\n  &#039;similarity&#039;,\r\n  {\r\n    nodeLabels: [&#039;Client&#039;],\r\n    relationshipTypes: [&#039;SIMILAR_TO&#039;],\r\n    relationshipWeightProperty: &#039;jaccardScore&#039;,\r\n    writeProperty: &#039;firstPartyFraudScore&#039;\r\n  }\r\n);\r\n<\/pre>\n<\/li>\n<li>\u8aac\u660e\n<pre class=\"EnlighterJSRAW\">\r\nDegree Centrality\u30e1\u30bd\u30c3\u30c9\u3092write\u30e2\u30fc\u30c9\u3067\u547c\u3073\u51fa\u3057(\r\n  \u5229\u7528\u3059\u308bPrj\u30b0\u30e9\u30d5\u540d\uff1asimilarity\r\n  {\r\n    \u5bfe\u8c61\u30ce\u30fc\u30c9\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\uff1a[&#039;Client&#039;],\r\n    \u5bfe\u8c61\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\uff1a: [&#039;SIMILAR_TO&#039;],\r\n    \u91cd\u307f\u4ed8\u3051\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0: &#039;jaccardScore&#039;,\r\n    DB\u306b\u66f8\u304d\u8fbc\u3080\u30ce\u30fc\u30c9\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u540d: &#039;firstPartyFraudScore&#039;\r\n  }\r\n);\r\n<\/pre>\n<\/li>\n<li>\u7d50\u679c\n<pre class=\"EnlighterJSRAW\">\r\nMATCH p=(:Client)-[s:SIMILAR_TO]-&gt;(:Client) RETURN p LIMIT 25;\r\n<\/pre>\n<p>      <span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">firstPartyFraudScore<\/span>\u304c\u8ffd\u52a0\u3055\u308c\u3066\u3044\u308b\u3002<br \/>\n      <img decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2022\/06\/fd_s1-4-1.png\" alt=\"firstPartyFraudScore\u5024\u306e\u8ffd\u52a0\" width=\"60%\" \/>\n  <\/ul>\n<h3 id=\"1st-add-frud-label\">1-5. \u4e0d\u6b63\u8005\u30e9\u30d9\u30eb\u3092\u3064\u3051\u308b<\/h3>\n<p><span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">FirstPartyFraudScore<\/span>\u304c\u3042\u308b\u5024\u4ee5\u4e0a\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3092\u898b\u3064\u3051\u3001<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">FirstPartyFraudster<\/span>\u30e9\u30d9\u30eb\u3092\u4ed8\u3051\u307e\u3059\u3002<br \/>\n    \u3053\u306e\u30b7\u30ca\u30ea\u30aa\u3067\u306f\u300195\u30d1\u30fc\u30bb\u30f3\u30bf\u30a4\u30eb\u3092\u95be\u5024\u3068\u3057\u3066\u3001<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">FirstPartyFraudster<\/span>\u30e9\u30d9\u30eb\u3092\u4ed8\u3051\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u30b3\u30fc\u30c9\n<pre class=\"EnlighterJSRAW\">\r\nMATCH (c:Client)\r\nWHERE c.firstPartyFraudScore IS NOT NULL\r\nWITH percentileCont(c.firstPartyFraudScore, 0.95) AS firstPartyFraudThreshold\r\n&nbsp;\r\nMATCH(c:Client)\r\nWHERE c.firstPartyFraudScore &gt; firstPartyFraudThreshold\r\nSET c:FirstPartyFraudster;\r\n<\/pre>\n<\/li>\n<li>\n<p>\n        \u7d50\u679c\u306e\u30b0\u30e9\u30d5\u51fa\u529b<\/p>\n<pre class=\"EnlighterJSRAW\">\r\nMATCH p=(:FirstPartyFraudster)-[s:SIMILAR_TO]-&gt;(:Client) RETURN p limit 25;\r\n<\/pre>\n<p>        <img decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2022\/06\/fd_s1-5-1.png\" alt=\"FirstPartyFraudster\u30ce\u30fc\u30c9\u306e\u8868\u793a\" width=\"60%\" \/>\n      <\/p>\n<\/li>\n<li>\u4e0d\u6b63\u8005\u306e\u30ea\u30b9\u30c8\u30a2\u30c3\u30d7\n<pre class=\"EnlighterJSRAW\">\r\n\/\/ Table\u51fa\u529b\r\nMATCH (f:FirstPartyFraudster)\r\nRETURN f.name AS ClientName, f.firstPartyFraudScore AS firstPartyFraudScore, f.firstPartyFraudGroup AS firstPartyFraudGroup\r\nORDER by f.firstPartyFraudScore DESC;\r\n&nbsp;\r\n\/\/ \u307e\u305f\u306fJSON\u51fa\u529b\r\nMATCH (f:FirstPartyFraudster)\r\nRETURN f\r\nORDER by f.firstPartyFraudScore DESC;\r\n<\/pre>\n<table style=\"border:none\">\n<tr style=\"border:none;padding:0px\" valign=\"bottom\">\n<td width=\"49%\" style=\"border:none\">Table\u51fa\u529b<\/td>\n<td width=\"49%\" style=\"border:none\">JSON\u51fa\u529b<\/td>\n<\/tr>\n<tr style=\"border:none;padding:0px\" align=\"center\" valign=\"top\">\n<td width=\"49%\" style=\"border:none;padding:0px\"><img decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2022\/06\/fd_s1-5-2.png\" alt=\"FirstPartyFraudster\u30af\u30e9\u30b9\u30bf\u306eTable\u7d50\u679c\u8868\u793a\"><\/td>\n<td width=\"49%\" style=\"border:none;padding:0px\"><img decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2022\/06\/fd_s1-5-3.png\" alt=\"FirstPartyFraudster\u30af\u30e9\u30b9\u30bf\u306eJSON\u7d50\u679c\u8868\u793a\"><\/td>\n<\/tr>\n<\/table>\n<\/li>\n<\/ul>\n<p>  \u4ee5\u4e0a\u3067\u3001\u30b7\u30ca\u30ea\u30aa1\u306f\u7d42\u308f\u308a\u3067\u3059\u3002\n<\/p><\/div>\n<div id=\"2nd-party-fd\">\n<h2>\u30b7\u30ca\u30ea\u30aa2\uff1aSecond-Party\u4e0d\u6b63\u8005\u306e\u691c\u77e5<\/h2>\n<h3 id=\"2nd-detect-plan\">\u691c\u77e5\u65b9\u91dd<\/h3>\n<p>\n    FBI\u306b\u3088\u308b\u3068\u3001\u72af\u7f6a\u8005\u306f\u30aa\u30f3\u30e9\u30a4\u30f3\u4e0d\u6b63\u3084\u4e0d\u6b63\u884c\u70ba\u304b\u3089\u5f97\u305f\u53ce\u76ca\u3092\u6d17\u6d44\u3059\u308b\u305f\u3081\u306b\u3001\u30de\u30cd\u30fc\u30df\u30e5\u30fc\u30eb\uff08\u4ef2\u4ecb\u4eba\uff09\u3092\u5229\u7528\u3057\u307e\u3059\u3002\u30de\u30cd\u30fc\u30df\u30e5\u30fc\u30eb\u306f\u88ab\u5bb3\u8005\u3068\u4e0d\u6b63\u8005\u306e\u9593\u306b\u4f55\u5c64\u3082\u306e\u8ddd\u96e2\u3092\u7f6e\u304d\u3001\u6cd5\u57f7\u884c\u6a5f\u95a2\u304c\u8ffd\u8de1\u3059\u308b\u3053\u3068\u3092\u96e3\u3057\u304f\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n    \u3053\u306e\u30b7\u30ca\u30ea\u30aa\u3067\u306f\u3001\u4e0b\u8a18\u306e\u4eee\u8aac\u3092\u3082\u3068\u306b\u3001paysim\u306e\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u304b\u3089\u30de\u30cd\u30fc\u30df\u30e5\u30fc\u30eb\u3092\u691c\u51fa\u3057\u307e\u3059\u3002\n  <\/p>\n<p style=\"font-family:inherit;padding:10px;margin-left:10px;margin-right:20px;background-color:#215aa012\">\n    First-Party\u4e0d\u6b63\u8005\u3068\u53d6\u5f15\u3092\u884c\u3046\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f\u3001Second-Party\u4e0d\u6b63\u306e\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3002\n  <\/p>\n<p>\n    First-Party\u4e0d\u6b63\u8005\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001First-Party\u4e0d\u6b63\u8005\u5019\u88dc\u3068\u3057\u3066\u8b58\u5225\u3055\u308c\u3066\u3044\u306a\u3044\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3092\u898b\u3064\u3051\u308b\u3053\u3068\u3067\u3059\u3002\n  <\/p>\n<p>\n    \u4e0b\u8a18\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u691c\u77e5\u3092\u5b9f\u65bd\u3057\u307e\u3059\u3002<\/p>\n<ol>\n<li><span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">TRANSFER_TO<\/span>\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u306e\u4f5c\u6210<\/li>\n<li>Second-Party\u4e0d\u6b63\u8005\u306e\u30af\u30e9\u30b9\u30bf\u3092\u4f5c\u6210<\/li>\n<li>Second-Party\u4e0d\u6b63\u8005\u30b9\u30b3\u30a2\u3092\u7b97\u51fa<\/li>\n<\/ol>\n<h3 id=\"2nd-mk-relationship\">2\u22121. <span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">TRANSFER_TO<\/span>\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u306e\u4f5c\u6210<\/h3>\n<p>\n    <span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">firstPartyFraudster<\/span>\u30e9\u30d9\u30eb\u3092\u6301\u3064\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u4ed6\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u9593\u306b\u65b0\u305f\u306a\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3068\u3057\u3066\u3001\u7591\u308f\u3057\u3044\u53d6\u5f15\u306e\u5408\u8a08\u91d1\u984d\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<br \/>\n    \u4e0d\u6b63\u8005\u304b\u3089\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3078\u306e\u9001\u91d1\u3068\u3001\u9006\u65b9\u5411\u306e\u9001\u91d1\u304c\u305d\u308c\u305e\u308c\u3042\u308b\u306e\u3067\u3001\u5225\u3005\u306e\u30af\u30a8\u30ea\u3067\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u3092\u4f5c\u6210\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\n  <\/p>\n<ul>\n<li>Cypher\u30b3\u30fc\u30c9\n<pre class=\"EnlighterJSRAW\">\r\n\/\/First-Party\u4e0d\u6b63\u8005\u3068\u53d6\u5f15\u304c\u3042\u308b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306bSecondPartyFraudSuspect\u30e9\u30d9\u30eb\u3092\u3064\u3051\u3001TRANSFER_TO\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u3092\u4f5c\u6210\u3059\u308b\r\nMATCH (c1:FirstPartyFraudster)-[]-&gt;(t:Transaction)-[]-&gt;(c2:Client)\r\nWHERE NOT c2:FirstPartyFraudster\r\nWITH c1, c2, sum(t.amount) AS totalAmount\r\nSET c2:SecondPartyFraudSuspect\r\nCREATE (c1)-[:TRANSFER_TO {amount:totalAmount}]-&gt;(c2);\r\n<\/pre>\n<pre class=\"EnlighterJSRAW\">\r\n\/\/\u9006\u65b9\u5411\u306eTRANSFER_TO\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u3092\u4f5c\u6210\u3059\u308b\r\nMATCH (c1:FirstPartyFraudster)&lt;-[]-(t:Transaction)&lt;-[]-(c2:Client)\r\nWHERE NOT c2:FirstPartyFraudster\r\nWITH c1, c2, sum(t.amount) AS totalAmount\r\nSET c2:SecondPartyFraudSuspect\r\nCREATE (c1)&lt;-[:TRANSFER_TO {amount:totalAmount}]-(c2);\r\n<\/pre>\n<\/li>\n<li>\u7d50\u679c\u306e\u8868\u793a\n<pre class=\"EnlighterJSRAW\">\r\nMATCH p=(:Client:FirstPartyFraudster)-[:TRANSFER_TO]-(c:Client)\r\nWHERE NOT c:FirstPartyFraudster\r\nRETURN p;\r\n<\/pre>\n<p>      <img decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2022\/06\/fd_s2-1-1.png\" alt=\"TRANSFER_TO\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u306e\u751f\u6210\" width=\"60%\" \/>\n    <\/li>\n<\/ul>\n<h3 id=\"2nd-mk-cluster\">2\u22122. Second-Party\u4e0d\u6b63\u8005\u306e\u30af\u30e9\u30b9\u30bf\u3092\u4f5c\u6210<\/h3>\n<p>\n    \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30ce\u30fc\u30c9\u3068<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">TRANSFER_TO<\/span>\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u3092\u3082\u3068\u306b\u30e1\u30e2\u30ea\u30b0\u30e9\u30d5<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\"><\/span>SecondPartyFraudNetwork<\/span>\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\n  <\/p>\n<pre class=\"EnlighterJSRAW\">\r\n\/\/ \u30e1\u30e2\u30ea\u30b0\u30e9\u30d5\uff1aSecondPartyFraudNetwork\u306e\u4f5c\u6210\r\nCALL gds.graph.project(\r\n  &#039;SecondPartyFraudNetwork&#039;,\r\n  &#039;Client&#039;,\r\n  &#039;TRANSFER_TO&#039;,\r\n  {relationshipProperties:&#039;amount&#039;}\r\n);\r\n<\/pre>\n<p>\n    WCC\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">TRANSFER_TO<\/span>\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u3067\u3064\u306a\u304c\u3063\u305f\u30af\u30e9\u30b9\u30bf\u3092\u751f\u6210\u3057\u307e\u3059\u3002\u5bfe\u8c61\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30ce\u30fc\u30c9\u306b<span style=\"font-family:inherit;font-style:italic;background-color:#215aa012\">secondPartyFraudGroup<\/span>\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u8ffd\u52a0\u3057\u3001\u30af\u30e9\u30b9\u30bfID\u3092\u30ce\u30fc\u30c9\u306b\u66f8\u8fbc\u307f\u307e\u3059\u3002<br \/>\n    \uff08\u5f8c\u3067\u30ed\u30fc\u30ab\u30eb\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3057\u3066\u305d\u308c\u3089\u3092\u691c\u7d22\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\uff09\n  <\/p>\n<pre class=\"EnlighterJSRAW\">\r\n\/\/secondPartyFraudGroup\u30d7\u30ed\u30d1\u30c6\u30a3\u306b\u30af\u30e9\u30b9\u30bfID\u3092\u8ffd\u52a0\r\nCALL gds.wcc.stream(&#039;SecondPartyFraudNetwork&#039;)\r\nYIELD nodeId, componentId\r\nWITH gds.util.asNode(nodeId) AS client, componentId AS clusterId\r\nWITH clusterId, collect(client.id) AS cluster\r\nWITH clusterId, size(cluster) AS clusterSize, cluster\r\nWHERE clusterSize &gt; 1\r\nUNWIND cluster AS client\r\n&nbsp;\r\nMATCH (c:Client {id:client})\r\nSET c.secondPartyFraudGroup = clusterId;\r\n<\/pre>\n<p>\u7d50\u679c\u306e\u51fa\u529b<\/p>\n<pre class=\"EnlighterJSRAW\">\r\nMATCH p=(:Client:FirstPartyFraudster)-[:TRANSFER_TO]-(c:Client)\r\nWHERE NOT c:FirstPartyFraudster\r\nAND c.secondPartyFraudGroup is not Null\r\nRETURN p;\r\n<\/pre>\n<p>    <img decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2022\/06\/fd_s2-2-1.png\" alt=\"\u30af\u30e9\u30b9\u30bfID\uff1asecondPartyFraudGroup\u306e\u66f8\u8fbc\u307f\" width=\"60%\" \/>\n  <\/p>\n<h3 id=\"2nd-cal-score\">2-3. Second-Party\u4e0d\u6b63\u8005\u30b9\u30b3\u30a2\u3092\u7b97\u51fa<\/h3>\n<p>First-Party\u4e0d\u6b63\u8005\u3078\u306e\u9001\u91d1\u7dcf\u984d\u3067\u91cd\u307f\u3092\u4ed8\u3051\u305f<span style=\"font-family:inherit;font-style:italic\">PageRank\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0<\/span>\u3092\u3064\u304b\u3063\u3066\u3001Second-Party\u4e0d\u6b63\u8005\u30b9\u30b3\u30a2\u3092\u7b97\u51fa\u3057\u3001\u30ce\u30fc\u30c9\u30d7\u30ed\u30d1\u30c6\u30a3<span style=\"font-family:inherit;font-style:italic\">secondPartyFraudScore<\/span>\u306b\u66f8\u304d\u8fbc\u307f\u307e\u3059\u3002\u307e\u305f\u3001\u30b9\u30b3\u30a2\u30ea\u30f3\u30b0\u3055\u308c\u305f\u30ce\u30fc\u30c9\u3092<span style=\"font-family:inherit;font-style:italic\">SecondPartyFraud<\/span>\u3068\u3057\u3066\u30e9\u30d9\u30ea\u30f3\u30b0\u3057\u307e\u3059<\/p>\n<pre class=\"EnlighterJSRAW\">\r\nCALL gds.pageRank.stream(\r\n  &#039;SecondPartyFrudNetwork&#039;,\r\n  {relationshipWeightProperty:&#039;amount&#039;}\r\n)\r\nYIELD nodeId, score\r\nWITH gds.util.asNode(nodeId) AS client, score AS pageRankScore\r\nWHERE client.secondPartyFraudGroup IS NOT NULL\r\nAND pageRankScore &gt; 0\r\nAND NOT client:FirstPartyFraudster\r\n&nbsp;\r\nMATCH (c:Client {id:client.id})\r\nSET c:SecondPartyFraud\r\nSET c.secondPartyFraudScore = pageRankScore;\r\n<\/pre>\n<p>\n    \u4ee5\u4e0a\u3067\u3001Second-Party\u4e0d\u6b63\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u53ef\u8996\u5316\u3067\u304d\u307e\u3057\u305f\u3002<br \/>\n    \u3053\u308c\u3092\u3082\u3068\u306b\u3001\u69d8\u3005\u306a\u65bd\u7b56\u3092\u5b9f\u65bd\u3057\u307e\u3059\u3002\n  <\/p>\n<p><pre class=\"EnlighterJSRAW\">\r\n\/\/ Second-Party\u4e0d\u6b63\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u8868\u793a\r\nMATCH p=(:Client:FirstPartyFraudster)-[:TRANSFER_TO]-(c:Client)\r\nWHERE NOT c:FirstPartyFraudster\r\nRETURN p;\r\n<\/pre>\n<p>    <img decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2022\/06\/fd_s2-3-1.png\" alt=\"Second-Party\u4e0d\u6b63\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\" width=\"60%\" \/><br \/>\n    \u7dd1\u306e\u30ce\u30fc\u30c9\u304c<span style=\"font-family:inherit;font-style:italic\">SecondPartyFraud<\/span>\u3067\u3001<span style=\"font-family:inherit;font-style:italic\">secondPartyFraudScore<\/span>\u3092\u6301\u3061\u307e\u3059\u3002\u4eca\u56de\u306f\u5168\u3066\u3092<span style=\"font-family:inherit;font-style:italic\">SecondPartyFraud<\/span>\u306b\u3057\u307e\u3057\u305f\u304c\u3001<span style=\"font-family:inherit;font-style:italic\">FirstPartyFrauder<\/span>\u306e\u3088\u3046\u306b\u3001\u30b9\u30b3\u30a2\u304b\u3089\u95be\u5024\u3092\u6c7a\u3081\u3066\u30e9\u30d9\u30ea\u30f3\u30b0\u3082\u3067\u304d\u307e\u3059\u3002\n  <\/p>\n<\/div>\n<div id=\"last\">\n<h2>\u307e\u3068\u3081<\/h2>\n<p><a href=\"#sandbox\">Neo4j SandBox<\/a>\u306e<em><b>Fraud Detection\uff08\u4e0d\u6b63\u691c\u77e5\uff09\u30d7\u30ed\u30b8\u30a7\u30af\u30c8<\/b><\/em> \u3092\u4f53\u9a13\u3057\u305f\u306e\u3067\u30ec\u30d3\u30e5\u30fc\u3057\u307e\u3057\u305f\u3002<br \/>\n    <a href=\"#gds\">GDS<\/a>\u3084\u3001<a href=\"#fraud-detection\">\u4e0d\u6b63\u306e\u691c\u51fa\u65b9\u6cd5<\/a>\u306b\u3064\u3044\u3066\u3001\u624b\u65e9\u304f\u4f53\u9a13\u3067\u304d\u307e\u3057\u305f\u3002<br \/>\n    \u30b7\u30ca\u30ea\u30aa\u3067\u7d39\u4ecb\u3055\u308c\u305f\u624b\u6cd5\u3084\u5229\u7528\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306f\u4e00\u4f8b\u306a\u306e\u3067\u3001\u5225\u306e\u624b\u6cd5\u3067\u691c\u51fa\u3057\u305f\u7d50\u679c\u3068\u306e\u6bd4\u8f03\u3092\u3057\u3066\u307f\u308b\u306e\u3082\u3001\u9762\u767d\u305d\u3046\u3067\u3059\u3002\n  <\/p>\n<hr>\n<p>\n    <small id=\"note1\"><a href=\"#sandbox\">\u203b1<\/a>\uff1a\u6b8b\u5ff5\u306a\u304c\u3089\u82f1\u8a9e<\/small><br \/>\n    <small id=\"note2\"><a href=\"#img_gds_prjection_graph_model\">\u203b2<\/a>\uff1a\u304c\u3001\u672c\u30b7\u30ca\u30ea\u30aa\u3067\u306f\u7701\u7565\u3057\u307e\u3059\u3002<\/small><br \/>\n    <small id=\"note3\"><a href=\"#1st-mk-relationship\">\u203b3<\/a>\uff1a\u53cc\u65b9\u5411\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u3067\u3082OK\u306a\u3088\u3046\u306a\u6c17\u304c\u3057\u307e\u3059\u30fb\u30fb\u30fb\u672a\u78ba\u8a8d\u3067\u3059<\/small>\n  <\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8981 \u91d1\u878d\u95a2\u7cfb\u306e\u4f01\u696d\u304b\u3089Neo4j\u306b\u95a2\u3059\u308b\u554f\u3044\u5408\u308f\u305b\u304c\u3042\u308a\u3001\u30c7\u30e2\u3068\u3057\u3066\u826f\u3044\u30c4\u30fc\u30eb\u304c\u306a\u3044\u304b\u3068\u63a2\u3057\u305f\u3089\u3001SandBox \u306bFraud Detection\uff08\u4e0d\u6b63\u691c\u77e5\uff09\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8 \u304c\u3042\u3063\u305f\u306e\u3067\u4f7f\u3063\u3066\u307f\u307e\u3057\u305f\u3002 \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u5185 [&#8230;]<\/p>\n","protected":false},"author":1,"featured_media":51496,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"content-type":"","footnotes":""},"categories":[37,693],"tags":[678,676,46,677,737,220,736],"class_list":["post-51154","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-neo4j","category-r-nakayama","tag-frauddetection","tag-gds","tag-neo4j","tag-sandbox","tag-737","tag-220","tag-736"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Neo4j SandBox \u91d1\u878d\u4e0d\u6b63\u691c\u77e5\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u4f53\u9a13\u3057\u3066\u307f\u305f #Neo4j #SandBox #FraudDetection #\u4e0d\u6b63\u691c\u77e5 #GDS - Tech 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