187 search results - page 21 / 38 » Generic Graph Algorithms for Sparse Matrix Ordering |
JPDC
2008
14 years 9 months ago
2008
In this paper, we present parallel multilevel algorithms for the hypergraph partitioning problem. In particular, we describe schemes for parallel coarsening, parallel greedy k-way...
TIT
2010
14 years 4 months ago
2010
This paper considers recovery of jointly sparse multichannel signals from incomplete measurements. Several approaches have been developed to recover the unknown sparse vectors from...
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IEEECIT
2007
IEEE
15 years 3 months ago
2007
IEEE
In light of the history of LDPC codes and relevant research advances in recent years, this paper probes into the encoding and decoding techniques related to this capacity-approach...
CORR
2010
Springer
14 years 9 months ago
2010
Springer
In the theory of compressed sensing, restricted isometry analysis has become a standard tool for studying how efficiently a measurement matrix acquires information about sparse an...
PPOPP
1997
ACM
15 years 1 months ago
1997
ACM
Parallel algorithm designers need computational models that take first order system costs into account, but are also simple enough to use in practice. This paper introduces the L...