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153
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WEBDB
2009
Springer
15 years 11 months ago
2009
Springer
Linguists and geographers are more and more interested in route direction documents because they contain interesting motion descriptions and language patterns. A large number of s...
215
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VLDB
1998
ACM
15 years 8 months ago
1998
ACM
Many applications require the management of spatial data. Clustering large spatial databases is an important problem which tries to find the densely populated regions in the featu...
147
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CN
2007
15 years 4 months ago
2007
Recently, a moderate amount of work has been reported on the use of overlay networks to support value-added network services, such as multicasting, Quality of Service (QoS), secur...
146
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ICC
2009
IEEE
15 years 2 months ago
2009
IEEE
In this paper, we study power allocation (PA) in a single-relay OFDM system with limited feedback. We propose a PA scheme that uses a codebook of quantized PA vectors designed offl...
143
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COSIT
2009
Springer
15 years 11 months ago
2009
Springer
Abstract. The paths of 2425 individual motorcycle trips made in London were analyzed in order to uncover the route choice decisions made by drivers. The paths were derived from glo...