铁路出行系列-铁路用户关联身份证个数V2

该数据产品是针对铁路乘客身份证号关联情况的分析产品。用户可以通过输入身份证号加密方式明文（默认不填则为明文），获取与该身份证号关联的其他身份证号数量的分类结果（低中高）。更新频率为每月更新，数据截至上月底。该产品覆盖范围为全国铁路乘客，覆盖体量达到亿人。该产品可以为持牌公司金融类业务提供核验服务，为支付公司提供风险控制辅助，为文旅部门提供旅客流量分析产品。

This data product is an analytical tool focused on the association analysis of ID numbers of railway passengers. Users may input either the plaintext or encrypted version of the target ID number, with plaintext used as the default when no specific input is provided, and obtain the classification result (low, medium, high) of the count of other ID numbers associated with the input ID. The product is updated monthly, with all data updated up to the end of the preceding month. It covers all railway passengers across the nation, with a total coverage scale of hundreds of millions of individuals. This product can provide verification services for the financial businesses of licensed companies, offer risk control assistance for payment companies, and supply passenger flow analysis products for cultural and tourism authorities.

搜集汇总

背景与挑战

背景概述

该数据集提供全国铁路乘客身份证关联数量的分类服务（低/中/高级），每月更新上月底数据，适用于金融核验、风险控制和客流分析等场景，覆盖亿级用户规模。