| 摘要 |
<p>A method and apparatus for identifying textual documents and multi-media files corresponding to a search topic (344-346). A plurality of document records are stored and a plurality of multi-media records are also stored. The document records have text information fields associated therewith. The multi-media records have multi-media information fields for representing only digital video or audio information and associated text fields (343). A single search query corresponding to the search topic is received. The single search query is preferably in a natural language format. An index database is searched to simultaneously identify document records and multi-media records related to the single search query. A search result list having entries representative of both textual documents and multi-media files related to the single search query is generated in accordance with the document records and multi-media records identified by the index database search. Text is retrieved by selecting entries from the search result list representing document records. Digital video or audio information is retrieved by selecting entries from the search result list representing selected multi-media records.</p> |
