A method is described for calculating the approximate fractal dimension from a set of N values y sampled from a waveform between time zero and t. The waveform was subjected to a double linear transformation that maps it into a unit square.
@article{arxiv.1003.5266,
title = {A procedure to Estimate the Fractal Dimension of Waveforms},
author = {Carlos Sevcik},
journal= {arXiv preprint arXiv:1003.5266},
year = {2010}
}