INFORMATION SEARCH DEVICE

摘要

An information search device enabling the user to use, by adequately switching, a liking association dictionary containing words which are dynamically changed in accordance with the liking of the user and a general association dictionary storing the relation among all the keywords contained in a database is provided. The information search device a goodness-of-fit computing section (106) for computing the goodness-of-fit between the search condition inputted through an input section (101) and the profile, a search condition creating section (107) for creating a search condition by acquiring a related word from the general association dictionary stored in a general association dictionary storage section (103) if the computed goodness-of-fit is smaller than a predetermined threshold and acquiring a related word from a liking association dictionary stored in a liking association dictionary storage section (104) if the goodness-of-fit is larger than the predetermined threshold, and a search section (108) for retrieving information meeting the created search condition from a content storage section (105) and outputting the information as the search result.