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Detecting, Assessing and Monitoring Relevant Topics in Virtual Information Environments.
Jörg Ontrup
Helge J. Ritter
Sören W. Scholz
Ralf Wagner
Published in:
IEEE Trans. Knowl. Data Eng. (2009)
Keyphrases
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information sources
keywords
prior knowledge
structural information
computer systems
information processing
spatial information
information seeking
information retrieval
information extraction
higher level
user interaction
monitoring system