3095 search results - page 255 / 619 » Ubiquitous presence systems |
177
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TSP
2008
15 years 6 months ago
2008
We propose low-complexity block turbo equalizers for orthogonal frequency-division multiplexing (OFDM) systems in time-varying channels. The presented work is based on a soft minim...
155
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JTAER
2007
15 years 6 months ago
2007
A number of approaches for capturing and processing location information of mobile users have been proposed in the past; however, only with the latest advances in the handset tech...
186
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TWC
2008
15 years 6 months ago
2008
Abstract--Assuming imperfect channel estimation, we propose an improved detector for orthogonal frequency-division multiplexing (OFDM) systems over a frequency-selective fading cha...
168
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AUTOMATICA
2002
15 years 6 months ago
2002
Abstract. The proper measure of closed-loop performance variation in the presence of modelplant mismatch is discussed in this paper. A generalized closed-loop error transfer functi...
216
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ML
2007
ACM
15 years 6 months ago
2007
ACM
We offer a new formal criterion for agent-centric learning in multi-agent systems, that is, learning that maximizes one’s rewards in the presence of other agents who might also...