Both semantic and type-based query optimization rely on the idea that queries often exhibit non-trivial rewritings if the state space of the database is restricted. Despite their ...
Michael Meier 0002, Michael Schmidt, Fang Wei, Geo...
In this paper, we propose an online aggregation system called COSMOS (Continuous Sampling for Multiple queries in an Online aggregation System), to process multiple aggregate quer...
Location-Aware applications for supporting the mobile user as well as logistics of movable objects have proven significant relevance for future telecommunication and computing. Ba...
This paper describes our experience in developing a software system for use in the environmental modeling community. The primary user of this software is intended to be a scientis...
Identification of all objects in a dataset whose similarity is not less than a specified threshold is of major importance for management, search, and analysis of data. Set similari...