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This paper addresses a popularity-aware collective keyword (PAC-K) query in road networks. Given a road network with POIs (Points of Interest), which is modeled as a road network graph, where each node locating in a two-dimensional space represents a road intersection or a POI, and each edge with weight represents a road segment, the PACK query aims to find a group of popular POIs (i.e., a popular...
This paper addresses a group-based collective keyword (GBCK) query problem in road networks. We model the road network as an undirected graph, where each node locating in a two-dimensional space represents a road intersection or a Points of Interest (POI), and each edge with weight represents a road segment. The GBCK query aims to find a region containing a set of POIs that covers all the query keywords...
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