-
Chen, M.; Liu, X.; Qin, J.: Semantic relation extraction from socially-generated tags : a methodology for metadata generation (2008)
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- Pages
- S.117-127
- Source
- Metadata for semantic and social applications : proceedings of the International Conference on Dublin Core and Metadata Applications, Berlin, 22 - 26 September 2008, DC 2008: Berlin, Germany / ed. by Jane Greenberg and Wolfgang Klas
-
Liu, X.; Croft, W.B.: Cluster-based retrieval using language models (2004)
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- Pages
- S.186-193
-
Chen, S.Y.; Liu, X.: ¬The contribution of data mining to information science : making sense of it all (2005)
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- Source
- Journal of information science. 30(2005) no.6, S.550-
-
Liu, X.; Yu, S.; Janssens, F.; Glänzel, W.; Moreau, Y.; Moor, B.de: Weighted hybrid clustering by combining text mining and bibliometrics on a large-scale journal database (2010)
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- Journal of the American Society for Information Science and Technology. 61(2010) no.6, S.1105-1119
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Liu, X.; Chen, X.: Authors' noninstitutional emails and their correlation with retraction (2021)
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- Journal of the Association for Information Science and Technology. 72(2021) no.4, S.449-4473-477
-
Liu, X.; Kaza, S.; Zhang, P.; Chen, H.: Determining inventor status and its effect on knowledge diffusion : a study on nanotechnology literature from China, Russia, and India (2011)
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- Journal of the American Society for Information Science and Technology. 62(2011) no.6, S.1166-1176
-
Liu, X.: ¬The standardization of Chinese library classification (1993)
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- Source
- Cataloging and classification quarterly. 16(1993) no.2, S.41-54
-
Kwasnik, B.H.; Liu, X.: Classification structures in the changing environment of active commercial websites : the case of eBay.com (2000)
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- Pages
- S.372-377
-
Frias-Martinez, E.; Chen, S.Y.; Liu, X.: Automatic cognitive style identification of digital library users for personalization (2007)
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- Journal of the American Society for Information Science and Technology. 58(2007) no.2, S.237-251
-
Liu, X.: Generating metadata for cyberlearning resources through information retrieval and meta-search (2013)
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- Journal of the American Society for Information Science and Technology. 64(2013) no.4, S.771-786
-
Liu, X.; Jia, H.: Answering academic questions for education by recommending cyberlearning resources (2013)
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Liu, X.; Turtle, H.: Real-time user interest modeling for real-time ranking (2013)
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Liu, X.; Guo, C.; Zhang, L.: Scholar metadata and knowledge generation with human and artificial intelligence (2014)
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Zhang, X.; Fang, Y.; He, W.; Zhang, Y.; Liu, X.: Epistemic motivation, task reflexivity, and knowledge contribution behavior on team wikis : a cross-level moderation model (2019)
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Liu, X.; Bu, Y.; Li, M.; Li, J.: Monodisciplinary collaboration disrupts science more than multidisciplinary collaboration (2024)
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Liu, X.; Croft, W.B.: Statistical language modeling for information retrieval (2004)
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- Annual review of information science and technology. 39(2005), S.3-32
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Clewley, N.; Chen, S.Y.; Liu, X.: Cognitive styles and search engine preferences : field dependence/independence vs holism/serialism (2010)
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- Journal of documentation. 66(2010) no.4, S.585-603
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Zhang, C.; Liu, X.; Xu, Y.(C.); Wang, Y.: Quality-structure index : a new metric to measure scientific journal influence (2011)
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Liu, X.; Zhang, J.; Guo, C.: Full-text citation analysis : a new method to enhance scholarly networks (2013)
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Liu, X.; Qin, J.: ¬An interactive metadata model for structural, descriptive, and referential representation of scholarly output (2014)
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