39 citations · 44 across the 5 of their papers we have counts for
5 papers · 1 filter
Reachability and Top-k Reachability Queries with Transfer Decay
Elena V. Strzheletska, Vassilis J. Tsotras
The prevalence of location tracking systems has resulted in large volumes of spatiotemporal data generated every day. Addressing reachability queries on such datasets is important…
Bridging BAD Islands: Declarative Data Sharing at Scale
Xikui Wang, Michael J. Carey, Vassilis J. Tsotras
In many Big Data applications today, information needs to be actively shared between systems managed by different organizations. To enable sharing Big Data at scale, developers wou…
Revisiting Runtime Dynamic Optimization for Join Queries in Big Data Management Systems
Christina Pavlopoulou, Michael J. Carey, Vassilis J. Tsotras
Query Optimization remains an open problem for Big Data Management Systems. Traditional optimizers are cost-based and use statistical estimates of intermediate result cardinalities…
Subscribing to Big Data at Scale
Xikui Wang, Michael J. Carey, Vassilis J. Tsotras
Today, data is being actively generated by a variety of devices, services, and applications. Such data is important not only for the information that it contains, but also for its…
BAD to the Bone: Big Active Data at its Core
Steven Jacobs, Xikui Wang, Michael J. Carey +2
Virtually all of today's Big Data systems are passive in nature, responding to queries posted by their users. Instead, we are working to shift Big Data platforms from passive to ac…