4.7k citations
- Centro Brasileiro de Pesquisas FísicasBR16 papers
- Medical University of ViennaAT16 papers
- University of MichiganUS12 papers
- Universitat Pompeu FabraES11 papers
- University of New MexicoUS11 papers
- Institució Catalana de Recerca i Estudis AvançatsES9 papers
- Los Alamos National LaboratoryUS9 papers
- University of PalermoIT8 papers
- Budapest InstituteHU6 papers
- Collegium BudapestHU6 papers
- ETH ZurichCH5 papers
- University of California, DavisUS5 papers
4 papers · 1 filter
Measuring the Hierarchy of Feedforward Networks
Bernat Corominas-Murtra, Joaquín Goñi, Carlos Rodríguez-Caso +1
In this paper we explore the concept of hierarchy as a quantifiable descriptor of ordered structures, departing from the definition of three conditions to be satisfied for a hierar…
Analysis of major failures in Europe's power grid
Martí Rosas-Casals, Ricard Solé
Power grids are prone to failure. Time series of reliability measures such as total power loss or energy not supplied can give significant account of the underlying dynamical behav…
Kullback-Leibler distance as a measure of the information filtered from multivariate data
Michele Tumminello, Fabrizio Lillo, Rosario Nunzio Mantegna
We show that the Kullback-Leibler distance is a good measure of the statistical uncertainty of correlation matrices estimated by using a finite set of data. For correlation matrice…
A nonextensive approach to the dynamics of financial observables
Silvio M. Duarte Queiros, Luis G. Moyano, Jeferson de Souza +1
We present results about financial market observables, specifically returns and traded volumes. They are obtained within the current nonextensive statistical mechanical framework b…