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TWC
2008
119views more  TWC 2008»
15 years 6 months ago
Flow-level performance of opportunistic OFDM-TDMA and OFDMA networks
Abstract--In this paper, the flow-level performance of opportunistic scheduling in orthogonal frequency division multiplexing (OFDM) networks is studied. The analysis accounts for ...
Lei Lei, Chuang Lin, Jun Cai, Xuemin Shen
IWC
2002
121views more  IWC 2002»
15 years 6 months ago
Discovering user communities on the Internet using unsupervised machine learning techniques
Interest in the analysis of user behaviour on the Internet has been increasing rapidly, especially since the advent of electronic commerce. In this context, we argue here for the ...
Georgios Paliouras, Christos Papatheodorou, Vangel...
ATMOS
2010
130views Optimization» more  ATMOS 2010»
15 years 5 months ago
Fast Detour Computation for Ride Sharing
Today’s ride sharing services still mimic a better billboard. They list the offers and allow to search for the source and target city, sometimes enriched with radial search. So...
Robert Geisberger, Dennis Luxen, Sabine Neubauer, ...
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SCHOLARPEDIA
2010
119views more  SCHOLARPEDIA 2010»
15 years 5 months ago
Multimedia Question Answering
With the proliferation of text and multimedia information, users are now able to find answers to almost any questions on the Web. Meanwhile, they are also bewildered by the huge a...
Tat-Seng Chua, Richang Hong, Jinhui Tang
ICWL
2010
Springer
15 years 4 months ago
Not Yet Ready for Everyone: An Experience Report about a Personal Learning Environment for Language Learning
A Personal Learning Environment (PLE) is a mash-up of learning services. It enables students and teachers to assemble a work environment that is adapted to a domain and specific in...
Carsten Ullrich, Ruimin Shen, Denis Gillet