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» Fragments-based Model Reduction: Some Case Studies
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NLPRS
2001
Springer
14 years 1 months ago
An Empirical Study of Feature Set Selection for Text Chunking
This paper presents an empirical study for improving the performance of text chunking. We focus on two issues: the problem of selecting feature spaces, and the problem of alleviat...
Young-Sook Hwang, Yong-Jae Kwak, Hoo-Jung Chung, S...
UML
2001
Springer
14 years 1 months ago
Conformance Testing from UML Specifications. Experience Report
: UMLAUT is a framework for building tools dedicated to the manipulation of models described using the Unified Modeling Language (UML). TGV is a tool for the generation of conforma...
Lydie du Bousquet, Hugues Martin, Jean-Marc J&eacu...
WINE
2010
Springer
168views Economy» more  WINE 2010»
13 years 6 months ago
On the Competitive Ratio of Online Sampling Auctions
We study online profit-maximizing auctions for digital goods with adversarial bid selection and uniformly random arrivals. Our goal is to design auctions that are constant competit...
Elias Koutsoupias, George Pierrakos
SDM
2012
SIAM
322views Data Mining» more  SDM 2012»
11 years 11 months ago
Adaptive Multi-task Sparse Learning with an Application to fMRI Study
In this paper, we consider the multi-task sparse learning problem under the assumption that the dimensionality diverges with the sample size. The traditional l1/l2 multi-task lass...
Xi Chen, Jingrui He, Rick Lawrence, Jaime G. Carbo...
WSC
1998
13 years 10 months ago
Verification and Validation and Complex Environments: A Study in Service Sector
Verification and validation are two very important steps in simulation modeling. Consequently, they are under constant review and examination from many different perspectives. Res...
Roger Jenkins, Yogesh Deshpande, Graydon Davison