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190
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IEICET
2007
15 years 6 months ago
2007
Abstract. In ubiquitous networks, Mobile Nodes (MNs) may often suffer from performance degradation due to the following two reasons: (1) reduction of signal strength by an MN’s m...
156
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CORR
2006
Springer
15 years 6 months ago
2006
Springer
Let S = s1, s2, s3, ..., sn be a given vector of n distinct real numbers. The rank of z R with respect to S is defined as the number of elements si S such that si z. We consider...
194
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CVPR
2006
IEEE
16 years 8 months ago
2006
IEEE
Edge detection is one of the most studied problems in computer vision, yet it remains a very challenging task. It is difficult since often the decision for an edge cannot be made ...
146
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ICPR
2006
IEEE
16 years 7 months ago
2006
IEEE
At present, the object categorisation literature is still dominated by the use of individual class detectors. Detecting multiple classes then implies the subsequent application of...
201
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KDD
2004
ACM
16 years 7 months ago
2004
ACM
One fundamental challenge for mining recurring subgraphs from semi-structured data sets is the overwhelming abundance of such patterns. In large graph databases, the total number ...