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» On an Optimization Problem in Sensor Selection*
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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...
INFOCOM
2011
IEEE
12 years 11 months ago
A prior-free revenue maximizing auction for secondary spectrum access
—Dynamic spectrum allocation has proven promising for mitigating the spectrum scarcity problem. In this model, primary users lease chunks of under-utilized spectrum to secondary ...
Ajay Gopinathan, Zongpeng Li
DCC
2006
IEEE
14 years 7 months ago
Compressed Data Structures: Dictionaries and Data-Aware Measures
Abstract. We propose measures for compressed data structures, in which space usage is measured in a data-aware manner. In particular, we consider the fundamental dictionary problem...
Ankur Gupta, Wing-Kai Hon, Rahul Shah, Jeffrey Sco...
ICCAD
2005
IEEE
127views Hardware» more  ICCAD 2005»
14 years 4 months ago
Flip-flop insertion with shifted-phase clocks for FPGA power reduction
— Although the LUT (look-up table) size of FPGAs has been optimized for general applications, complicated designs may contain a large number of cascaded LUTs between flip-flops...
Hyeonmin Lim, Kyungsoo Lee, Youngjin Cho, Naehyuck...
IEEEPACT
2009
IEEE
14 years 2 months ago
Using Aggressor Thread Information to Improve Shared Cache Management for CMPs
—Shared cache allocation policies play an important role in determining CMP performance. The simplest policy, LRU, allocates cache implicitly as a consequence of its replacement ...
Wanli Liu, Donald Yeung