651 search results - page 85 / 131 » Algebraic Query Optimization for Distributed Top-k Queries |
CCS
2008
ACM
13 years 11 months ago
2008
ACM
Hash tables are fundamental data structures that optimally answer membership queries. Suppose a client stores n elements in a hash table that is outsourced at a remote server so t...
ISCI
2008
13 years 9 months ago
2008
The Semantic Web is the next step of the current Web where information will become more machine-understandable to support effective data discovery and integration. Hierarchical sc...
CORR
2010
Springer
13 years 9 months ago
2010
Springer
We present several new examples of speed-ups obtainable by quantum algorithms in the context of property testing. First, motivated by sampling algorithms, we consider probability d...
ICDE
2005
IEEE
14 years 10 months ago
2005
IEEE
Maintaining materialized views that have join conditions between arbitrary pairs of data sources possibly with cycles is critical for many applications. In this work, we model vie...
PODS
2006
ACM
14 years 9 months ago
2006
ACM
d Abstract] Guizhen Yang Artificial Intelligence Center SRI International Menlo Park, CA 94025, USA Michael Kifer Dept. of Computer Science Stony Brook University Stony Brook, NY 1...