Correspondence information generation program, correspondence information generation device, and correspondence information generation method

摘要

PROBLEM TO BE SOLVED: To provide a correspondence information creation program and the like for improving the accuracy in creation of correspondence information indicating the relevance between a plurality of products.SOLUTION: A correspondence information creation program extracts, from one document corresponding to a product, a keyword matching with a predetermined character string pattern; acquires a search range corresponding to the character string pattern from a storage part in which the character string pattern and the search range are associated with each other; searches for a keyword in documents included in the acquired search range to acquire product information related to a document including the keyword as a result of the search; and creates correspondence information associating the acquired product information with product information corresponding to the received document.SELECTED DRAWING: Figure 1