| 摘要 |
PROBLEM TO BE SOLVED: To support an operator to retrieve a necessary document or a document group which may include the necessary document out of a set of documents including a large number of documents. SOLUTION: This related document display device includes a content estimation means 3504, an input means 3509, a retrieval engine means 3506 and a view generation means 3508. The content estimation means 3504 estimates the content of the document group from a document database 3503 comprising document groups having a reference relationship based on the document content and a posting pattern among authors to generate an index corresponding to a topic pattern of the content. The input means 3509 inputs a retrieval request for the document database from a user. The retrieval engine means 3506 retrieves a document of the document database. The view generation means 3508 generates one or more views by using the retrieval result from the retrieval engine means and the index and displays the one or more views on the display device 3510 by changing over them. COPYRIGHT: (C)2007,JPO&INPIT
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