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Ramsey, M.C.; Chen, H.; Zhu, B.; Schatz, B.R.: ¬A collection of visual thesauri for browsing large collections of geographic images (1999)
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Zhu, B.; Chen, H.: Validating a geographical image retrieval system (2000)
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Chen, H.; Lally, A.M.; Zhu, B.; Chau, M.: HelpfulMed : Intelligent searching for medical information over the Internet (2003)
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Zhu, B.; Chen, H.: Information visualization (2004)
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