Code for "Cretaceous Chert‐Hosted Microfossils Visualized With Synchrotron Ptychographic X‐Ray Computed Tomography (PXCT)," by Kelsey Moore, Theodore M. Present, Antoine Crémière, Manuel Guizar Sicairos, Mirko Holler, Andrew Barnett, Kristin Bergmann, Joachim Amthor, and John Grotzinger, published in Geobiology (2025), doi: 10.1111/gbi.70019.

Scripts written in Matlab 2024b, and require Optimization Toolbox, Image Processing Toolbox, and Statistics and Machine Learning Toolbox.

Requisite data files archived in CaltechDATA at doi: 10.22002/xybt1-wpg62