Abstract: Today, vast amounts of location data are collected by various service providers. These location data owners have a good idea of where their users are most of the time. Other businesses also ...

Abstract: One of the fundamental concept in the graph-related problem is the shortest path distance. This problem is widely studied for decades, and has numerous real-life applications. Nevertheless, ...

Abstract: With the rapid development of location-based services in the mobile Internet, a large amount of spatial-keyword data for range queries is outsourced to the cloud to alleviate local storage ...

Abstract: With the continuous advancement of information retrieval technologies, query rewriting has become a key technique for enhancing retrieval effectiveness. In the context of the widespread ...