-
Fan, W.; Fox, E.A.; Pathak, P.; Wu, H.: ¬The effects of fitness functions an genetic programming-based ranking discovery for Web search (2004)
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- 31. 5.2004 19:22:06
- Source
- Journal of the American Society for Information Science and technology. 55(2004) no.7, S.628-636
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Wu, H.; Salton, G.: ¬The estimation of term relevance weights using relevance feedback (1981)
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- Source
- Journal of documentation. 37(1981), S.194-214
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Li, H.; Wu, H.; Li, D.; Lin, S.; Su, Z.; Luo, X.: PSI: A probabilistic semantic interpretable framework for fine-grained image ranking (2018)
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- Journal of the Association for Information Science and Technology. 69(2018) no.12, S.1488-1501
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Radev, D.; Fan, W.; Qu, H.; Wu, H.; Grewal, A.: Probabilistic question answering on the Web (2005)
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- Journal of the American Society for Information Science and Technology. 56(2005) no.6, S.571-583
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Ning, X.; Jin, H.; Wu, H.: RSS: a framework enabling ranked search on the semantic web (2008)
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- Source
- Information processing and management. 44(2008) no.2, S.893-909
