Fund transaction accompanying identification method based on big data

The invention discloses a fund transaction accompanying identification method based on big data, and belongs to the technical field of financial big data analysis. The method comprises the following steps: firstly, importing bank transaction flows, bank account opening information, personnel contact information and personnel address information into a database, and after data preprocessing is completed, rejecting the transaction flows of which the time interval between two adjacent transactions is greater than a defined time threshold; the method comprises the following steps: searching a transaction flow which has the same transaction place or similar bill number with a certain transaction in a database as a transaction accompanying flow, querying and grouping the transaction accompanying flow based on different fields, and finally visually displaying a transaction accompanying analysis result. According to the method, the fund transaction accompanying can be analyzed, screened and visually displayed from a