An investigation of perceived vehicle speed from a driver's perspective.

Purpose: Speed estimation of drivers' own vehicles and other vehicles on the road is an important task for drivers and is also crucial to the roadway safety. The objective of the study was to examine the effects of multiple factors such as image scale, speed, road type, driving experience, and gender on the speed perception of drivers' own vehicles.

Methods: Thirty participants consisted of 17 males and 13 females, including 13 without driving experience.