| 摘要 |
There is provided a method that includes (a) accessing a database that contains records of payment card transactions, (b) filtering the records based on a filtering criterion and a period of time, thus yielding filtered transactions that occurred during the period of time, (c) identifying from the filtered transactions, customers of a first merchant, (d) identifying from the filtered transactions, a second merchant with which the customers engaged in transactions, and (e) calculating, from the filtered transactions, an index that indicates an affinity between the first merchant and the second merchant. There is also provided a system that employs the method, and a storage device that contains instructions for controlling a processor to perform the method. |
| 主权项 |
1. A method comprising:
accessing a database that contains records of payment card transactions; filtering said records based on a filtering criterion and a period of time, thus yielding filtered transactions that occurred during said period of time; identifying from said filtered transactions, customers of a first merchant; identifying from said filtered transactions, a second merchant with which said customers engaged in transactions; and calculating, from said filtered transactions, an index that shows an affinity between said first merchant and said second merchant. |
