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LION
2010
Springer
190views Optimization» more  LION 2010»
15 years 1 months ago
Algorithm Selection as a Bandit Problem with Unbounded Losses
Abstract. Algorithm selection is typically based on models of algorithm performance learned during a separate offline training sequence, which can be prohibitively expensive. In r...
Matteo Gagliolo, Jürgen Schmidhuber
DKE
2008
72views more  DKE 2008»
14 years 9 months ago
On space constrained set selection problems
Space constrained optimization problems arise in a variety of applications, ranging from databases to ubiquitous computing. Typically, these problems involve selecting a set of it...
Themis Palpanas, Nick Koudas, Alberto O. Mendelzon
74
Voted
EUSFLAT
2009
153views Fuzzy Logic» more  EUSFLAT 2009»
14 years 7 months ago
A Type-2 Fuzzy Portfolio Selection Problem Considering Possibility Measure and Crisp Possibilistic Mean Value
This paper considers a portfolio selection problem with type-2 fuzzy future returns involving ambiguous and subjectivity. Since this proposed problem is not well-defined due to fuz...
Takashi Hasuike, Hiroaki Ishii
ADBIS
2005
Springer
116views Database» more  ADBIS 2005»
15 years 3 months ago
A Formal Model for the Problem of View Selection for Aggregate Queries
We present a formal analysis of the following view-selection problem: Given a set of queries and a database, return definitions of views that, when materialized in the database, w...
Jingni Li, Zohreh Asgharzadeh Talebi, Rada Chirkov...
JCAM
2011
69views more  JCAM 2011»
14 years 17 days ago
Comonotonic approximations for a generalized provisioning problem with application to optimal portfolio selection
In this paper we discuss multiperiod portfolio selection problems related to a speci…c provisioning problem. Our results are an extension of Dhaene et al. (2005), where optimal ...
Koen Van Weert, Jan Dhaene, Marc J. Goovaerts