439 search results - page 11 / 88 » Unnesting Arbitrary Queries |
JCST
2010
13 years 4 months ago
2010
Abstract The significant overhead related to frequent location updates from moving objects often results in poor performance. As most of the location updates do not affect the quer...
EDBT
2008
ACM
14 years 10 months ago
2008
ACM
The top-k retrieval problem requires finding k objects most similar to a given query object. Similarities between objects are most often computed as aggregated similarities of the...
CCR
2002
13 years 9 months ago
2002
The ability to estimate network latencies between arbitrary Internet end hosts would enable new measurement studies and applications, such as investigating routing path inefficien...
PVLDB
2010
13 years 8 months ago
2010
We show that it is possible to significantly improve the accuracy of a general class of histogram queries while satisfying differential privacy. Our approach carefully chooses a...
ICDE
2007
IEEE
14 years 11 months ago
2007
IEEE
We demonstrate MMS, a system for storing and managing a variety of metadata in a simple, elegant and uniform way. The system is based on two observations. First, that the relation...