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Maule, R.W.: Cognitive maps, AI agents and personalized virtual environments in Internet learning experiences (1998)
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Rising III, H.K.; Jörgensen, C.: Semantic description in MPEG-7 : the rich recursion of ripeness (2007)
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Christel, M.G.: Automated metadata in multimedia information systems : creation, refinement, use in surrogates, and evaluation (2009)
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