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Listar Estadística e Investigación Operativa por autor "Ricca, Federica"
Mostrando ítems 1-6 de 6
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Artículo
A combinatorial optimization approach to scenario filtering in portfolio selection
Puerto Albandoz, Justo; Ricca, Federica; Rodríguez Madrena, Moisés; Scozzari, Andrea (Elsevier, 2022-02-05)Recent studies stressed the fact that covariance matrices computed from empirical financial time series appear to contain ...
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Artículo
Extensive facility location problems on networks with equity measures
Puerto Albandoz, Justo; Ricca, Federica; Scozzari, Andrea (Elsevier, 2009) -
Artículo
Mathematical programming formulations for the efficient solution of the k-sum approval voting problem
Ponce López, Diego; Puerto Albandoz, Justo; Ricca, Federica; Scozzari, Andrea (Elsevier, 2018-10)In this paper we address the problem of electing a committee among a set of m candidates and on the basis of the preferences ...
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Polynomial algorithms for partitioning a tree into single-center subtrees to minimize flat service costs
Apollonio, Nicola; Lari, Isabella; Ricca, Federica; Simeone, B.; Puerto Albandoz, Justo (Wiley, 2008)This paper deals with the following graph partitioning problem. Consider a connected graph with n nodes, p of which are ...
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The continuous and discrete path variance problem on trees
Puerto Albandoz, Justo; Ricca, Federica; Scozzari, Andrea (Wiley, 2009-03)In this paper we consider the problem of locating path-shaped facilities on a tree minimizing the variance objective ...
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Artículo
Unreliable point facility location problems on networks
Puerto Albandoz, Justo; Ricca, Federica; Scozzari, Andrea (Elsevier, 2014-03)In this paper we study facility location problems on graphs under the most common criteria, such as, median, center and ...