Research Article

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

Table 3

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

ā€‰Mean reference values (full model)Mean absolute errorStandard deviation absolute error

Received power (dBm)āˆ’801.22.3
Mean Delay (ns)210071.971.3
Delay spread (ns)60053.959.9
Mean Doppler (Hz)2402.12.3
Doppler spread (Hz)753.63.9