INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND INFORMATION PROCESSING PROGRAM

摘要

PROBLEM TO BE SOLVED: To provide an information processing device, an information processing method, and an information processing program that can improve convenience to a user when reporting living-up.SOLUTION: An information processing device includes: a keyword extraction part which extracts a keyword from a document posted within a predetermined time; a document extraction part which extracts a representative document as a representative from one group of posted documents; and a word order change part which rearranges keywords extracted by the keyword extraction part in the order of words appearing in the representative document extracted by the document extraction part.