703 search results - page 55 / 141 » Using Cases Utility for Heuristic Planning Improvement |
ICDE
2011
IEEE
12 years 11 months ago
2011
IEEE
— In this paper, we study the problem of efficiently computing multiple aggregation queries over a data stream. In order to share computation, prior proposals have suggested ins...
PLDI
2005
ACM
14 years 1 months ago
2005
ACM
This paper describes Automatic Pool Allocation, a transformation framework that segregates distinct instances of heap-based data structures into seperate memory pools and allows h...
ICPP
2009
IEEE
14 years 2 months ago
2009
IEEE
— High-end computing (HEC) systems have passed the petaflop barrier and continue to move toward the next frontier of exascale computing. As companies and research institutes con...
ICDE
2009
IEEE
14 years 2 months ago
2009
IEEE
— A paramount challenge in probabilistic databases is the scalable computation of confidences of tuples in query results. This paper introduces an efficient secondary-storage o...
ALGORITHMICA
2000
13 years 7 months ago
2000
Complexity bounds for algorithms for robotic motion and manipulation can be misleading when they are constructed with pathological `worst-case' scenarios that rarely appear i...