4781 search results - page 67 / 957 » Complexity at large |
EDBT
2004
ACM
14 years 7 months ago
2004
ACM
Structured and semi-structured object representations are getting more and more important for modern database applications. Examples for such data are hierarchical structures inclu...
GLOBECOM
2010
IEEE
13 years 5 months ago
2010
IEEE
In this paper, we are concerned with low-complexity detection in large multiple-input multiple-output (MIMO) systems with tens of transmit/receive antennas. Our new contributions i...
ICC
2009
IEEE
14 years 2 months ago
2009
IEEE
Abstract—In this paper, we propose a training-based channel estimation scheme for large non-orthogonal space-time block coded (STBC) MIMO systems. The proposed scheme employs a b...
IPPS
1998
IEEE
13 years 12 months ago
1998
IEEE
Schedulinglarge task graphsis an importantissue in parallel computingsince it allowsthe treatment of big size problems. In this paper we tackle the following problem: how to sched...
IPPS
2010
IEEE
13 years 5 months ago
2010
IEEE
Local search (LS) algorithms are among the most powerful techniques for solving computationally hard problems in combinatorial optimization. These algorithms could be viewed as &q...