Collect ground-truth data
Automated vision captures street activity across key locations.
Cumulant Public Safety Portal
This platform enables concerned residents and city decision makers to view real-world evidence about the safety of their streets through a shared public tool.
View real-world sitesAbout Cumulant
We collect ground-truth street data using automated vision, filter for the moments that matter most, and deliver a specific set of findings that reflect the actual issues at a location. All findings are backed by detailed evidence.
How it works
Review critical moments
The system filters for the moments that matter most.
Publish evidence-backed findings
We publish clear, location-specific findings with detailed evidence.
Active and recent sites
Historic Old Town — Topeka, Kansas
Active demoEvaluating intersections in the Historic Old Town neighborhood.