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 error | Standard deviation absolute error |
| | Received power (dBm) | ā80 | 1.2 | 2.3 | | Mean Delay (ns) | 2100 | 71.9 | 71.3 | | Delay spread (ns) | 600 | 53.9 | 59.9 | | Mean Doppler (Hz) | 240 | 2.1 | 2.3 | | Doppler spread (Hz) | 75 | 3.6 | 3.9 |
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