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MOBISYS
2004
ACM
15 years 9 months ago
2004
ACM
In this paper, we investigate the impact of radio irregularity on the communication performance in wireless sensor networks. Radio irregularity is a common phenomenon which arises...
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MOBIHOC
2005
ACM
15 years 9 months ago
2005
ACM
The throughput of wireless networks can be significantly improved by multi-channel communications compared with single-channel communications since the use of multiple channels ca...
MOBIHOC
2002
ACM
15 years 9 months ago
2002
ACM
We examine two aspects concerning the influence of unidirectional links on routing performance in multihop wireless networks. In the first part of the paper, we evaluate the benef...
MOBIHOC
2004
ACM
15 years 9 months ago
2004
ACM
In the near future, the advent of large-scale networks of mobile agents autonomously performing long-term sensing and communication tasks will be upon us. However, using controlle...
SDM
2009
SIAM
15 years 7 months ago
2009
SIAM
Query-oriented summarization aims at extracting an informative summary from a document collection for a given query. It is very useful to help users grasp the main information rel...