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164
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COMBINATORICS
2004
15 years 6 months ago
2004
We present a class of permutations for which the number of distinctly ordered subsequences of each permutation approaches an almost optimal value as the length of the permutation ...
161
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CIKM
2009
Springer
16 years 1 months ago
2009
Springer
We introduce a new theoretical derivation, evaluation methods, and extensive empirical analysis for an automatic query expansion framework in which model estimation is cast as a r...
193
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ICS
2005
Tsinghua U.
16 years 6 days ago
2005
Tsinghua U.
Excessive power consumption is becoming a major barrier to extracting the maximum performance from high-performance parallel systems. Therefore, techniques oriented towards reduci...
196
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GECCO
2003
Springer
15 years 12 months ago
2003
Springer
A network with restoration capability requires spare capacity to be used in the case of failure. Optimization of spare capacity is to find the minimum amount of spare capacity for ...
175
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CORR
2006
Springer
15 years 6 months ago
2006
Springer
Functional brain imaging is a source of spatio-temporal data mining problems. A new framework hybridizing multi-objective and multimodal optimization is proposed to formalize these...