FIELD OPINION LEADER EXTRACTION METHOD, AND FIELD OPINION LEADER EXTRACTION DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a field opinion leader extraction method, and a field opinion leader extraction device.SOLUTION: A field opinion leader's extraction method includes the steps of: determining interest level of each critic of each field from criticisms by a plurality of critics about a plurality of predetermined fields; determining relationship among the plurality of critics of each field on the basis of the interest level on each field of each critic; and determining an opinion leader with influential criticism of each field on the basis of the relationship among the plurality of critics of each field.