Potential customer estimation device, potential customer estimation method, and potential customer estimation program

Abstract

Provided are: a potential customer estimation device with which it is possible to discover potential customers with high accuracy; a program therefor; and the like. This potential customer estimation device comprises: a first attribute information extraction unit which extracts first attribute information contained in consumption behavior information of a plurality of customers and which associates said first attribute information with the corresponding customers; a second attribute information identification unit which identifies second attribute information that has been expanded on the basis of the first attribute information and which associates the second attribute information with the corresponding customers; a natural language query reception unit which receives an input of one or more natural language queries that indicate a customer image to be extracted; a relevance degree computation unit which computes a second relevance degree between the one or more natural language queries and the second attribute information; and a potential customer estimation unit which estimates potential customers on the basis of the second relevance degree.