The "shriveling_world" project aims at producing images of the global geographical time-space, using the third dimension, as in time-space relief maps. The word "shriveling" was introduced by Waldo Tobler in his comments of Mathis-L'Hostis time-space relief image, in order to describe the complex contraction process suggested by the model.
The PR #33 add a script to clean city files from to close cities.
The script needs to be extended to population and network files so they will be lighter to compute too. Especially for small subset like the China one
This script can be extended to create sample datasets too.