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Table 5 Alternative 3: speed validation based on D_LRBG and trainborne clock 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 | 0.06 | 0.70 |
191031/7406 | Alstom X62 | 862 | 0.05 | 0.67 |
191031/7409 | Alstom X62 | 594 | 0.13 | 0.80 |
191101/7401 | Alstom X62 | 701 | 0.06 | 0.65 |
191101/7406 | Alstom X62 | 839 | 0.02 | 0.59 |
191101/7409 | Alstom X62 | 520 | 0.13 | 0.75 |
191101/7412 | Alstom X62 | 603 | 0.07 | 0.85 |
191112/7401 | Alstom X62 | 844 | 0.05 | 0.69 |
191112/7406 | Alstom X62 | 643 | 0.05 | 0.76 |
191112/7409 | Alstom X62 | 574 | 0.07 | 0.71 |
191112/7412 | Alstom X62 | 546 | 0.12 | 0.74 |
191113/7401 | Alstom X62 | 581 | 0.06 | 0.78 |
191113/7406 | BombardierX52 | 650 | 0.02 | 0.99 |
191113/7409 | Alstom X62 | 449 | 0.06 | 1.18 |
191114/7403 | Bombardier X52 | 710 | 0.06 | 1.16 |
191114/7410 | Bombardier X52 | 479 | 0.06 | 0.86 |
191114/7413 | Bombardier X52 | 532 | 0.04 | 1.23 |
Total | – | 10,809 | – | – |
Average | – | – | 0.07 | – |
Pooled standard deviation | – | – | – | 0.83 |