Spatial Validation

[0xaboomar]

Goal

Determine the most effective Grafana visualization for the Spatial Validation metric.

Metric Description

Question answered: Are vehicle coordinates geographically valid?

This metric identifies invalid or suspicious vehicle coordinates and out-of-bounds vehicle locations.

Related metrics:

• gtfs_rt_invalid_vehicle_coordinates
• gtfs_rt_stopped_out_of_bounds_vehicles

Recommended Filters

• Server (server_id)

Task

1. Understand what this metric represents and what operational insight it provides.
2. Review available Grafana visualization types.
3. Evaluate which visualization best communicates geographic anomalies.
4. Document the rationale for the chosen visualization.

Reference

Watch the following video for an overview of Grafana visualization types:

https://www.youtube.com/watch?v=JwF6FgeotaU

Expected Outcome

Select and document the most appropriate Grafana visualization for this metric, including any filter requirements and reasoning behind the choice.