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ICASSP
2011
IEEE
12 years 11 months ago
Collaborative sources identification in mixed signals via hierarchical sparse modeling
A collaborative framework for detecting the different sources in mixed signals is presented in this paper. The approach is based on CHiLasso, a convex collaborative hierarchical s...
Pablo Sprechmann, Ignacio Ramírez, Pablo Ca...
DAC
2006
ACM
14 years 1 months ago
Circuits for energy harvesting sensor signal processing
duce system weight and volume, increase operating lifetime, The recent explosion in capability of embedded and portable decrease maintenance costs, and open new frontiers for inele...
Rajeevan Amirtharajah, Justin Wenck, Jamie Collier...
TSE
2002
122views more  TSE 2002»
13 years 7 months ago
Virtual Benchmarking and Model Continuity in Prototyping Embedded Multiprocessor Signal Processing Systems
The complexity of hardware/software codesign of embedded real-time signal processing systems can be reduced by rapid system prototyping (RSP). However, existing RSP frameworks do n...
Randall S. Janka, Linda M. Wills, Lewis B. Baumsta...
ICASSP
2010
IEEE
13 years 8 months ago
Best-effort cooperative communication without dedicated relays
Traditional decode-and-forward cooperation systems consider dedicated relays, while instead we consider wireless transceivers that cooperatively relay signals in addition to prima...
Nate Goergen, K. J. Ray Liu, T. Charles Clancy
ICASSP
2010
IEEE
13 years 8 months ago
Stochastic cross-layer resource allocation for wireless networks using orthogonal access: Optimality and delay analysis
Efficient design of wireless networks requires implementation of cross-layer algorithms that exploit channel state information. Capitalizing on convex optimization and stochastic...
Antonio G. Marqués, Georgios B. Giannakis, ...