What is the topology of traffic congestion? We looked at traffic speeds from Manhattan, New York and Chengdu, China and used persistent homology to understand robust regions of congestion and paths around them.

Reference:  Daniel Carmody and R Sowers. Topological Analysis of Traffic Pace via Persistent Homology. Journal of Physics: Complexity (2020).

Press Release: https://news.illinois.edu/view/6367/2111426859

Supported by:

• National Science Foundation under Grant Nos. CMMI 1727785 and DMS 1345032

Code: https://github.com/dcarmod2/TdaTrafficViz