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» Minimization of an M-convex Function
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SIGMETRICS
1999
ACM
14 years 1 months ago
Optimal Stochastic Scheduling in Multiclass Parallel Queues
In this paperweconsidertheproblemof schedulingdifferentclasses of customerson multiple distributed serversto minimize an objective function basedon per-classmeanresponsetimes.This...
Jay Sethuraman, Mark S. Squillante
IR
2010
13 years 7 months ago
Gradient descent optimization of smoothed information retrieval metrics
Abstract Most ranking algorithms are based on the optimization of some loss functions, such as the pairwise loss. However, these loss functions are often different from the criter...
Olivier Chapelle, Mingrui Wu
CCE
2011
13 years 4 months ago
Optimization-based design of reactive distillation columns using a memetic algorithm
This contribution deals with the optimization of the design of reactive distillation columns by using a memetic algorithm (MA) which is a combination of an evolution strategy (ES)...
Maren Urselmann, S. Barkmann, Guido Sand, Sebastia...
KDD
2002
ACM
119views Data Mining» more  KDD 2002»
14 years 9 months ago
Evaluating classifiers' performance in a constrained environment
In this paper, we focus on methodology of finding a classifier with a minimal cost in presence of additional performance constraints. ROCCH analysis, where accuracy and cost are i...
Anna Olecka
TIP
2010
146views more  TIP 2010»
13 years 7 months ago
Effective Level Set Image Segmentation With a Kernel Induced Data Term
Abstract—This study investigates level set multiphase image segmentation by kernel mapping and piecewise constant modeling of the image data thereof. A kernel function maps impli...
Mohamed Ben Salah, Amar Mitiche, Ismail Ben Ayed