How accurate are different traffic data collection methods?

How accurate are different traffic data collection methods?

The accuracy of traffic data collection methods varies. Common methods include manual counts, sensors, and GPS data.

What are the pros and cons of using GPS data for traffic collection?

GPS data provides real-time information and high accuracy, but it can be affected by signal loss in urban areas.

Are there any methods that are more reliable than others?

Generally, a combination of methods, like sensors and GPS, tends to provide the most reliable data.

How do weather conditions affect traffic data accuracy?

Weather can impact traffic flow and sensor performance, leading to potential inaccuracies in data collection.