In the research field of spatial databases, query processing techniques based on uncertain location information are highly interested in recent years. In this ...

Location information acquired by sensors and other devices is not necessarily accurate and has vagueness. In the research field of spatial databases, query ...

Uncertainty of location information in spatio-temporal databases usually occur because of measurement errors, incorrect sensor readings, lack of signals, and ...

Query Processing Based on Uncertain Location Information. Location of a query object is specified as a Gaussian distribution. Target data: spatial points.

In the research field of spatial databases, query processing techniques based on uncertain location information are highly interested in recent years. In this ...

Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers. Sign up for an account to ...

In this chapter, we first provide a general framework for answering probabilistic queries over an uncertain database, and discuss two basic categories of ...

Nov 2, 2022 · In the research field of spatial databases, query processing techniques based on uncertain location information are highly interested in recent ...

ABSTRACT. Situational awareness (SA) applications monitor the real world and the entities therein to support tasks such as rapid.

... uncertainty is proposed, in which uncertainty and imprecision can affect both location information and the spatial condition, i.e., the query scope.