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Table 3 Alternative 1: speed validation based on speed samples, V_TRAIN, in message TPR
From: Radio communication-based method for analysis of train driving in an ERTMS signaling environment
Date/train run | Train type | No. of validation samples (n) | Average error (km/h) | Standard dev, σ (km/h) |
|---|---|---|---|---|
191031/7401 | Alstom X62 | 682 | 2.53 | 2.30 |
191031/7406 | Alstom X62 | 863 | 2.36 | 2.17 |
191031/7409 | Alstom X62 | 593 | 2.38 | 1.99 |
191101/7409 | Alstom X62 | 512 | 3.15 | 2.11 |
191101/7412 | Alstom X62 | 614 | 2.06 | 2.00 |
191112/7406 | Alstom X62 | 671 | 3.02 | 2.11 |
Total | – | 3935 | – | – |
Average | – | – | 2.58 | – |
Pooled standard deviation | – | – | – | 2.11 |