Response-based methods to measure road surface irregularity: a state-of-the-art review

European Transport Research Review

An Open Access Journal

Table 3 Summary of TF and other methods for road profile reconstruction function

System name/by	TF and others	Suspension			Vehicle model			Main parameter
System name/by	TF and others	P	SA	A	Q	H	F
[50]	TF	✔				✔		axle or body
[52]	TF	✔			✔			unsprung mass acceleration
[54]	TF	✔						tyre pressure
[53]	TF + time span	✔					✔	axle or body
[55]	Cross-entropy	✔				✔		sprung and unsprung acc
[56]	Control-constraints	✔					✔	tire dynamics
[58]	Bayesian parameter							rear wheel acc, veh response, speed
[59]	Microphone	✔			✔			tyre noise and axle acc
[57]	Modulating function technique	✔					✔	accelerometer, spring dis and orientation