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4OR
2004
13 years 7 months ago
2004
Abstract. Based on the recent approach of Bertsimas and Sim (2004, 2003) to robust optimization in the presence of data uncertainty, we prove an easily computable and simple bound ...
4OR
2010
13 years 7 months ago
2010
s (from Seminario Dottorato's web page) 3 Notes of the seminars 9 Nicola Mazzari, A note on Grothendieck fundamental group . . . . . . . . . . . . . . 9 Marco Formentin, Infor...
4OR
2006
13 years 7 months ago
2006
Sorting models consist in assigning alternatives evaluated on several criteria to ordered categories. To implement such models it is necessary to set the values of the preference p...
4OR
2008
13 years 7 months ago
2008
We propose heuristic and exact algorithms for the (periodic and non-periodic) train timetabling problem on a corridor that are based on the solution of the LP relaxation of an ILP...
4OR
2004
13 years 7 months ago
2004
Most of the liberalized electricity systems use the auction as a market model. The complexity of the underlying optimization formulation depends on the technical and regulatory con...