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322
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GECCO
2011
Springer
14 years 11 months ago
2011
Springer
The reward functions that drive reinforcement learning systems are generally derived directly from the descriptions of the problems that the systems are being used to solve. In so...
274
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ICDE
2011
IEEE
14 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...
240
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INFOCOM
2011
IEEE
14 years 11 months ago
2011
IEEE
—In this paper, we address a new unexplored problem - what are the optimal patterns to achieve connected coverage in wireless networks with directional antennas. As their name im...
200
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INFOCOM
2011
IEEE
14 years 11 months ago
2011
IEEE
—Consider a distributed system with n nodes where each node holds a multiset of items. In this paper, we design sampling algorithms that allow us to estimate the global frequency...
290
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INFOCOM
2011
IEEE
14 years 11 months ago
2011
IEEE
—For energy conservation, a wireless sensor network is usually designed to work in a low-duty-cycle mode, in which a sensor node keeps active for a small percentage of time durin...