PPT-Computer Science and Engineering

Diversified Spatial Keyword Search On Road Networks Chengyuan Zhang 1 Ying Zhang 21 Wenjie Zhang 1 Xuemin Lin 31 Muhammad Aamir Cheema 41 Xiaoyang Wang 1 1

road objects network search objects road search network diversified keyword spatial distance max query object diversification pair partition textual based inverted edges

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