• Detrended fluctuation analysis of heart rate by means of symbolic series 

      Valencia Murillo, José Fernando; Vallverdú Ferrer, Montserrat; Schroeder, Rico; Voss, Andreas; Cygankiewicz, I.; Vazquez, R.; Bayes de Luna, Antonio; Caminal Magrans, Pere (2010)
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      Detrended fluctuation analysis (DFA) has been shown to be a useful tool for diagnosis of patients with cardiac diseases. The scaling exponents obtained with DFA are an indicator of power-law correlations in signal ...