Bureau of Transportation Statistics (BTS)
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Table 3 - Sensitivity Test of the ANN Input Variables

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Model RMSE Error increase
ANN model with all four inputs 19.5  
ANN model without report mechanism 24.1 23%
ANN model without vehicle type 23.8 22%
ANN model without time of day 22.5 15%
ANN model without location 22.0 12%

Key: RMSE = root mean square error.



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