4302 search results - page 436 / 861 » Index Pairs Algorithms |
189
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ICC
2009
IEEE
16 years 1 months ago
2009
IEEE
Abstract— The problem of resource allocation (RA) in a downlink OFDMA system is examined under the realistic assumption of imperfect channel state information (CSI) at the base s...
189
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APPROX
2009
Springer
16 years 1 months ago
2009
Springer
We consider adding k shortcut edges (i.e. edges of small fixed length δ ≥ 0) to a graph so as to minimize the weighted average shortest path distance over all pairs of vertices...
228
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ICRA
2008
IEEE
16 years 1 months ago
2008
IEEE
— We design sensing algorithms and a control law for a group of mobile robots to follow a boundary curve without utilizing a global positioning system (GPS). The sensing algorith...
168
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ITNG
2008
IEEE
16 years 1 months ago
2008
IEEE
— Because of limited resources at sensor nodes, sensor networks typically adopt symmetric-key algorithms to provide security functions such as protecting communications between n...
164
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PIMRC
2008
IEEE
16 years 1 months ago
2008
IEEE
—In this paper we present an algorithm that measures the round trip times of IEEE 802.11 MAC packets in order to trilaterate WLAN nodes. We show that if we use packet sequences (...