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	Zheng, Kai     Options: All Media Types Journals Proceedings Div Books Whole Books Other Date Reviewed Title Author Publisher Published Date Descending Ascending Date Reviewed     1 - 3 of 3 reviews       Context-aware trust network extraction in large-scale trust-oriented social networks Liu G., Liu Y., Liu A., Li Z., Zheng K., Wang Y., Zhou X. World Wide Web 21(3): 713-738, 2018.  Type: Article The power of social media is often taken for granted. We know that it has been used to advertise, to politicize, to inform, and to educate. But at times such information seems to be targeted at a particular audience, so that one gets t...... Oct 1 2018     Semantic-aware top-k spatial keyword queries Qian Z., Xu J., Zheng K., Zhao P., Zhou X. World Wide Web 21(3): 573-594, 2018.  Type: Article The authors present their enhancements to spatial keyword queries by using probabilistic topic modeling to incorporate semantic information. The topic model is based on latent Dirichlet allocation (LDA), which performs a statistical an...... Aug 29 2018     Popularity-aware spatial keyword search on activity trajectories Zheng K., Zheng B., Xu J., Liu G., Liu A., Li Z. World Wide Web 20(4): 749-773, 2017.  Type: Article In the old days, futuristic beeping devices allowed James Bond to track the villain and come in just in time to save the world (and flee with the girl kept prisoner, of course!). Nowadays things have grown a little bit more complex. Po...... Jan 18 2018
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