The Curbside Register

The Curbside Register

Writing the privacy schedule into a street-imagery data-sharing agreement with a city: blur-before-storage requirements, retention clocks, re-identification review, and how to handle public records requests for sensor data

Gideon Lachance

Features Editor · August 19, 2026 · 8 min read

The Gallery

Turning repeat drive-by passes into a street change-detection layer: aligning GNSS trajectories, deduplicating detections across passes, and setting the confidence threshold before a maintenance work order fires

Calibrating low-cost vehicle-mounted air-quality and noise sensors against a reference monitor: co-location windows, drift correction, and adjusting for airflow and self-noise at road speed

How to write an accuracy acceptance test for a vendor-delivered roadway sign and asset inventory: building the ground-truth sampling frame, setting positional tolerance, and what to do when recall fails in a single corridor