715 search results - page 41 / 143 » A Performance Evaluation of Spatial Join Processing Strategi... |
190
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ICDE
2006
IEEE
15 years 11 months ago
2006
IEEE
Join techniques deploying approximate match predicates are fundamental data cleaning operations. A variety of predicates have been utilized to quantify approximate match in such o...
ESWS
2007
Springer
15 years 3 months ago
2007
Springer
Abstract. The vision of semantic business processes is to enable the integration and inter-operability of business processes across organizational boundaries. Since different orga...
ICDE
2010
IEEE
15 years 9 months ago
2010
IEEE
Estimation via sampling out of highly selective join queries is well known to be problematic, most notably in online aggregation. Without goal-directed sampling strategies, samples...
ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
For compressive sensing, we endeavor to improve the recovery performance of the existing orthogonal matching pursuit (OMP) algorithm. To achieve a better estimate of the underlyin...
158
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SIGMOD
2007
ACM
15 years 9 months ago
2007
ACM
Two trends are converging to make the CPU cost of a table scan a more important component of database performance. First, table scans are becoming a larger fraction of the query p...