Now showing items 1-2 of 2

    • Regularidad local del Mercado de índices para la crisis económica de 2008 

      Figliola, Alejandra; Rosenblatt, Mariel; Serrano, Eduardo P. (2012-03-08)
      There is evidence that signals from financial markets, such as stock indices, interest rates or commodities, have a multifractal nature. In recent years, many efforts have been made to relate the inefficiency of markets ...
    • Time-frequency methods based on the wavelet transform 

      Serrano, Eduardo P.; Fabio, Marcela; Figliola, Alejandra (2012-07-01)
      The information contained in an analog signal is reveled by its numerical representation. The Fourier pair, in two complementary representations, expounds time and frequency structures. However, to detect and characterize ...