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ORL
2007
108views more  ORL 2007»
15 years 3 months ago
Convergence properties of the cross-entropy method for discrete optimization
We present new theoretical convergence results on the Cross-Entropy method for discrete optimization. Our primary contribution is to show that a popular implementation of the Cros...
Andre Costa, Owen Dafydd Jones, Dirk P. Kroese
PVLDB
2008
126views more  PVLDB 2008»
15 years 3 months ago
Parallelizing query optimization
Many commercial RDBMSs employ cost-based query optimization exploiting dynamic programming (DP) to efficiently generate the optimal query execution plan. However, optimization tim...
Wook-Shin Han, Wooseong Kwak, Jinsoo Lee, Guy M. L...
87
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CORR
2010
Springer
55views Education» more  CORR 2010»
15 years 2 months ago
Infinite Families of Optimal Splitting Authentication Codes Secure Against Spoofing Attacks of Higher Order
We consider the problem of constructing optimal authentication codes with splitting. New infinite families of such codes are obtained. In particular, we establish the first known...
Yeow Meng Chee, Xiande Zhang, Hui Zhang
CDC
2010
IEEE
129views Control Systems» more  CDC 2010»
14 years 11 months ago
On optimal input signal design for frequency response estimation
This paper studies optimal input excitation design for parametric frequency response estimation. We will focus on least-squares estimation of Finite Impulse Response (FIR) models a...
Bo Wahlberg, Håkan Hjalmarsson, Petre Stoica
TSP
2010
14 years 10 months ago
MIMO transceivers with decision feedback and bit loading: theory and optimization
This paper considers MIMO transceivers with linear precoders and decision feedback equalizers (DFEs), with bit allocation at the transmitter. Zero-forcing (ZF) is assumed. Consider...
Ching-Chih Weng, Chun-Yang Chen, P. P. Vaidyanatha...