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Paola Favati, Grazia Lotti, Ornella Menchi and Francesco Romani
Frequency analysis is often used to investigate the structure of systems representing multi-scale real-world phenomena. In many different environments, functional relationships characterized by a power law have been recognized, but, in many cases this si...
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Paola Favati, Grazia Lotti, Ornella Menchi and Francesco Romani
The paper deals with the problem of global minimization of a polynomial function expressed through the Frobenius norm of two-dimensional or three-dimensional matrices. An adaptive procedure is proposed which applies a Multistart algorithm according to a ...
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Paola Favati, Grazia Lotti, Ornella Menchi and Francesco Romani
The problem of clustering, that is, the partitioning of data into groups of similar objects, is a key step for many data-mining problems. The algorithm we propose for clustering is based on the symmetric nonnegative matrix factorization (SymNMF) of a sim...
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Marcelo Oleskovicz,Fábio Lotti Oliva,Marcelo Caldeira Pedroso
Pág. 18 - 31
This study aims to analyze the corporate risk management process within a private pension organization. Specifically, it seeks to identify the relationships between corporate risk management, corporate governance and strategic management in this organiza...
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Laura Lotti
Pág. Finance an - 110
This article addresses contemporary art as a means to investigate how, and to what extent, financial logic impacts upon the socio-cultural sphere. Its contribution is twofold: on the one hand, the article shows that contemporary art?s valuation practices...
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Antonella Baiocchi, Walter Dragoni, Francesca Lotti, Simone M. Piacentini and Vincenzo Piscopo
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Giovanna Armiento, Antonella Baiocchi, Carlo Cremisini, Cinzia Crovato, Francesca Lotti, Luca Lucentini, Maurizio Mazzuoli, Elisa Nardi, Vincenzo Piscopo, Marco Proposito and Enrico Veschetti
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Aiazzi, B; Alparone, L; Baronti, S; Lotti, F
Pág. 831 - 843
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