Link: https://github.com/gmarkkula/SteeringWheelReversalRate

Implementation of the driver performance metric “steering wheel reversal rate”, as defined in (Markkula and Engström, 2006). This method for defining and calculating the metric, including the exact code linked here, is also standardised by the Society of Automotive Engineers (SAE, 2015).

Markkula, G., & Engström, J. (2006). A steering wheel reversal rate metric for assessing effects of visual and cognitive secondary task load. Proceedings of the 13th ITS World Congress. http://eprints.whiterose.ac.uk/131534/

Society of Automotive Engineers. (2015). Operational definitions of driving performance measures and statistics (Recommended Practice J2944_201506). Society of Automotive Engineers Warrendale, PA. https://www.sae.org/standards/content/j2944_201506/