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GLOBECOM
2007
IEEE
15 years 4 months ago
CAC for Multibeam Opportunistic Schemes in Heterogeneous WiMax Systems Under QoS Constraints
Spatial scheduling in a heterogeneous WiMax Downlink channel, based on partial Channel State Information at the Transmitter (CSIT), is carried out through a multibeam opportunistic...
Nizar Zorba, Ana I. Pérez-Neira
AUSAI
2008
Springer
15 years 2 months ago
Constraint-Based Multi-agent Path Planning
Planning collision-free paths for multiple robots traversing a shared space is a problem that grows combinatorially with the number of robots. The naive centralised approach soon ...
Malcolm Ryan
102
Voted
IJSNET
2006
110views more  IJSNET 2006»
15 years 24 days ago
Improving network lifetime using sensors with adjustable sensing ranges
Abstract: This paper addresses the target coverage problem in wireless sensor networks with adjustable sensing range. Communication and sensing consume energy, therefore efficient ...
Mihaela Cardei, Jie Wu, Mingming Lu
CORR
2007
Springer
167views Education» more  CORR 2007»
15 years 24 days ago
Optimal Solutions for Sparse Principal Component Analysis
Given a sample covariance matrix, we examine the problem of maximizing the variance explained by a linear combination of the input variables while constraining the number of nonze...
Alexandre d'Aspremont, Francis R. Bach, Laurent El...
110
Voted
IJSNET
2008
138views more  IJSNET 2008»
15 years 9 days ago
Energy-efficient connected-coverage in wireless sensor networks
Abstract: This paper addresses the target coverage problem in wireless sensor networks. Communication and sensing consume energy, therefore efficient power management can extend ne...
Ionut Cardei, Mihaela Cardei