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--rong360's Introduction

-融360“天机”金融风控大数据竞赛-

本队决赛三等奖,比赛由融360公司举办,构建模型用于预测用户是否会二次贷款。

比赛简介:融360“天机”金融风控大数据竞赛是由**领先的金融服务平台融360主办,统计之都、CDA数据分析研究院协办,**工业统计教学研究会、中山大学华南统计科学研究中心承办,以解决实际线上金融服务问题为目标开展的数据竞赛。 本次竞赛基于融360平台积累的真实的用户数据,向全球大数据金融人才征集更有效的算法、模型,利用数据挖掘用户价值,为用户提供更好的金融服务。

比赛程序说明:数据清洗+特征工程+train与test的分布探索+模型构建!!

1、数据清洗程序涉及四张表:user_info、consumption、rong_tag、relation;

2、对清洗后的四张表同步进行特征工程;

3、可视化对比train和test的分布【从数据缺失角度思考分布】;

4、构建RF+XGBoost,并进行多模型的ensemble以及auc的rank融合。

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