METHOD AND DEVICE FOR PREPARING RETRIEVAL REPORT OF WEB PAGE BY USING PLURAL RETRIEVAL ENGINES OPERATED ON INTERNET

• Main Author: KIKUKAWA AKIRA
• Format: Patent
• Language: English
• Published: 22.11.2001
• Edition: 7
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; PHYSICS

PROBLEM TO BE SOLVED: To provide a method and a device for preparing the retrieval report of WEB pages with which duplications in terms of time and contents are eliminated and the latest and clear report is quickly provided for many users. SOLUTION: A query is issued to plural retrieval engines S and a retrieval condition including a keyword is supplied in common. The retrieval reports for the respective engines which are the retrieval reports from the respective retrieval engines S for the query include hit lists for the respective engines which are the set of the URLs and updating date and time of the WEB pages P hit for the query. The lists are collated with each other, the duplications of the URLs are detected and eliminated, the data of the latest updating date and time are selected and an engine integrated hit list is prepared. The latest engine integrated hit list is collated with the engine integrated hit list of a previous time and the URLs included only in the latest list and the URLs of the new updating date and time though existing are extracted and turned to reporting object URLs. The WEB pages P pertinent to the URLs are acquired, character information is extracted based on the keyword and indexes are prepared. An index set prepared based on the plural reporting object URLs whose origin is one query is sent to a client as an engine integrated retrieval report.