Study of Propagation Mechanisms in Dynamical Railway Environment to Reduce Computation Time of 3D Ray Tracing Simulator

Table 1

Mean and standard deviation of the absolute errors of the considered characteristic parameters.

	Mean absolute error	Standard deviation absolute error
Mean Delay (ns)	0.032	0.104
Delay spread (ns)	0.026	0.076
Mean Doppler (Hz)	0.001	0.003
Doppler spread (Hz)	0.041	0.324