2155 search results - page 230 / 431 » Mobile Environmental Information Systems |
173
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CSREAEEE
2006
15 years 8 months ago
2006
- Recommender systems provide personalized recommendations on products or services to customers. Collaborative filtering is a widely used method of providing recommendations based ...
157
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CHI
2007
ACM
16 years 7 months ago
2007
ACM
The rapid development of handheld devices is driving the development of new interaction styles. This paper examines one such technique: using hand motions to control a menu system...
165
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CORR
2006
Springer
15 years 6 months ago
2006
Springer
This paper deals with orthogonal Space-Time Block Coded MC-CDMA systems, in outdoor realistic downlink scenarios with up to two transmit and receive antennas. Assuming no channel s...
147
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ITIIS
2008
15 years 6 months ago
2008
Cyclic delay diversity (CDD) is considered a simple approach to exploit the frequency diversity, to improve the system performance in orthogonal frequency division multiplexing (O...
169
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PUC
2007
15 years 6 months ago
2007
Awareness systems have attracted significant research interest for their potential to support interpersonal relationships. Investigations of awareness systems for the domestic env...