Speed Validation

[0xaboomar]

Goal

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

Metric Description

Question answered: Are vehicles reporting unrealistic speeds?

This metric validates reported vehicle speeds and highlights potential anomalies or data quality issues.

Related metrics:

• gtfs_rt_vehicle_computed_speed
• gtfs_rt_vehicle_speed_discrepancy_ratio

Recommended Filters

• Server (server_id)
• Agency (agency_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 speed anomalies and discrepancies.
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.