274 search results - page 5 / 55 » On Random Sampling over Joins |
119
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DASFAA
2010
IEEE
14 years 9 months ago
2010
IEEE
Sampling streams of continuous data with limited memory, or reservoir sampling, is a utility algorithm. Standard reservoir sampling maintains a random sample of the entire stream a...
112
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SSDBM
2010
IEEE
14 years 9 months ago
2010
IEEE
Reservoir sampling is a well-known technique for random sampling over data streams. In many streaming applications, however, an input stream may be naturally heterogeneous, i.e., c...
IROS
2007
IEEE
15 years 6 months ago
2007
IEEE
: This paper presents a coarse coding technique and an action selection scheme for reinforcement learning (RL) in multi-dimensional and continuous state-action spaces following con...
CP
2006
Springer
15 years 3 months ago
2006
Springer
The paper presents a method for generating solutions of a constraint satisfaction problem (CSP) uniformly at random. The main idea is to express the CSP as a factored probability d...
102
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SIGMOD
2010
ACM
15 years 4 months ago
2010
ACM
Online aggregation is a promising solution to achieving fast early responses for interactive ad-hoc queries that compute aggregates on a large amount of data. Essential to the suc...