Insipred by Matt Schubert, I wanted to recreate his coloured noise models. Check out my Github repo Noise4Paleo.

Pink noise:

Reproducing Figures 1 and 2 from Vaughan1 et al. (2011):

  1. Vaughan, S., R. J. Bailey, and D. G. Smith. Detecting Cycles in Stratigraphic Data: Spectral Analysis in the Presence of Red Noise. Paleoceanography 26 (4), 2011. link