| 摘要 |
PROBLEM TO BE SOLVED: To provide file structure for an information retrieval system capable of enhancing a hit rate of a retrieval object by a search engine. SOLUTION: This file structure is provided with a web server storing a file for displaying a web page, a narrowing file group is constituted of a narrowing page group collected with a plurality of narrowing pages list-displayed with narrowing conditions, and a retrieval object list page group displayed in a terminal device, based on a selection input for the narrowing conditions, while linked to the narrowing conditions list-displayed on a narrowing page, and congregated with a plurality of retrieval object list pages list-displayed with a list of the retrieval objects in the selection-input narrowing condition, and has a detail information page group linked to the retrieval object displayed on the retrieval object list pages in the plurality of lines of narrowing file groups different in categories of narrowing conditions, displayed in the terminal device, based on the selection input to the retrieval object, and congregated with the plurality of detail information pages displayed with detail information of the retrieval object. COPYRIGHT: (C)2007,JPO&INPIT
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