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ICIAP
2005
ACM
16 years 1 months ago
Greedy Algorithm for Local Contrast Enhancement of Images
Abstract. We present a technique that achieves local contrast enhancement by representing it as an optimization problem. For this, we first introduce a scalar objective function th...
Kartic Subr, Aditi Majumder, Sandy Irani
CORR
2010
Springer
114views Education» more  CORR 2010»
14 years 10 months ago
On the Impact of Mutation-Selection Balance on the Runtime of Evolutionary Algorithms
The interplay between the mutation operator and the selection mechanism plays a fundamental role in the behaviour of evolutionary algorithms (EAs). However, this interplay is stil...
Per Kristian Lehre, Xin Yao
SIGIR
2008
ACM
15 years 1 months ago
Directly optimizing evaluation measures in learning to rank
One of the central issues in learning to rank for information retrieval is to develop algorithms that construct ranking models by directly optimizing evaluation measures used in i...
Jun Xu, Tie-Yan Liu, Min Lu, Hang Li, Wei-Ying Ma
GECCO
2010
Springer
186views Optimization» more  GECCO 2010»
15 years 2 months ago
Genetic rule extraction optimizing brier score
Most highly accurate predictive modeling techniques produce opaque models. When comprehensible models are required, rule extraction is sometimes used to generate a transparent mod...
Ulf Johansson, Rikard König, Lars Niklasson
ASPDAC
2005
ACM
109views Hardware» more  ASPDAC 2005»
15 years 7 months ago
Optimal module and voltage assignment for low-power
– Reducing power consumption through high-level synthesis has attracted a growing interest from researchers due to its large potential for power reduction. In this work we study ...
Deming Chen, Jason Cong, Junjuan Xu