Fluctuation scaling and covariance matrix of constituents' flows on a bipartite graph - Empirical analysis with high-frequency financial data based on a Poisson mixture model
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Eur. Phys. J. B, 76 4 (2010) 529-535
Published online: 06 September 2010
DOI: 10.1140/epjb/e2010-00252-9