848 search results - page 170 / 170 » Randomness and the linear degrees of computability |
PVLDB
2008
13 years 4 months ago
2008
Many commercial RDBMSs employ cost-based query optimization exploiting dynamic programming (DP) to efficiently generate the optimal query execution plan. However, optimization tim...
CORR
2011
Springer
12 years 8 months ago
2011
Springer
In this paper, we propose an efficient acquisition scheme for GPS receivers. It is shown that GPS signals can be effectively sampled and detected using a bank of randomized corre...
TKDE
2012
11 years 7 months ago
2012
— We study the problem of assigning subscribers to brokers in a wide-area content-based publish/subscribe system. A good assignment should consider both subscriber interests in t...