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» Logic, Optimization, and Constraint Programming
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SIAMSC
2008
139views more  SIAMSC 2008»
13 years 7 months ago
Probing the Pareto Frontier for Basis Pursuit Solutions
The basis pursuit problem seeks a minimum one-norm solution of an underdetermined least-squares problem. Basis pursuit denoise (BPDN) fits the least-squares problem only approximat...
Ewout van den Berg, Michael P. Friedlander
TWC
2008
98views more  TWC 2008»
13 years 7 months ago
Resource Allocation for Delay Differentiated Traffic in Multiuser OFDM Systems
Abstract-- Most existing work on adaptive allocation of subcarriers and power in multiuser OFDM systems has focused on homogeneous traffic consisting of delay-constrained data (gua...
Meixia Tao, Ying-Chang Liang, Fan Zhang
IVA
2010
Springer
13 years 6 months ago
Interactive Motion Modeling and Parameterization by Direct Demonstration
Abstract. While interactive virtual humans are becoming widely used in education, training and therapeutic applications, building animations which are both realistic and parameteri...
Carlo Camporesi, Yazhou Huang, Marcelo Kallmann
GLOBECOM
2010
IEEE
13 years 5 months ago
Prolonging Network Lifetime via a Controlled Mobile Sink in Wireless Sensor Networks
In this paper we explore the mobility of a mobile sink in a wireless sensor network (WSN) to prolong the network lifetime. Since the mechanical movement of mobile sink is driven by...
Weifa Liang, Jun Luo, Xu Xu
ICSOC
2010
Springer
13 years 5 months ago
Efficient QoS-Aware Service Composition with a Probabilistic Service Selection Policy
Service-Oriented Architecture enables the composition of loosely coupled services provided with varying Quality of Service (QoS) levels. Given a composition, finding the set of ser...
Adrian Klein, Fuyuki Ishikawa, Shinichi Honiden