biogeme 2.4 [Mar 4 aoû 2015 12:14:44 EDT]

Home page: http://biogeme.epfl.ch

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Michel Bierlaire, Transport and Mobility Laboratory, Ecole Polytechnique Fédérale de Lausanne (EPFL)

This file has automatically been generated on Thu Aug 6 11:03:22 2015

If you drag this HTML file into the Calc application of OpenOffice, you will be able to perform additional calculations.

Report file: 11estimationNumerical.html
Sample file: ../swissmetro.dat

Formulas

Car utility: ASC_CAR + ( B_TIME + B_TIME_S * omega ) * CAR_TT_SCALED + B_COST * CAR_CO_SCALED
Swissmetro utility: ASC_SM + ( B_TIME + B_TIME_S * omega ) * SM_TT_SCALED + B_COST * SM_COST_SCALED
Train utility: ASC_TRAIN + ( B_TIME + B_TIME_S * omega ) * TRAIN_TT_SCALED + B_COST * TRAIN_COST_SCALED

Statistics

Alt. 1 available: 6768
Alt. 1 chosen: 908
Alt. 2 available: 6768
Alt. 2 chosen: 4090
Alt. 3 available: 5607
Alt. 3 chosen: 1770
Cte loglikelihood (only for full choice sets): -6257.86
Null loglikelihood: -6964.66

Estimation report

Number of estimated parameters: 5
Sample size: 6768
Excluded observations: 3960
Init log-likelihood: -7157.671
Final log-likelihood: -5214.879
Likelihood ratio test for the init. model: 3885.585
Rho for the init. model: 0.271
Rho bar for the init. model: 0.271
Final gradient norm: +4.799e-03
Diagnostic: Convergence reached...
Iterations: 13
Run time: 01:35
Nbr of threads: 2

Estimated parameters

Click on the headers of the columns to sort the table [Credits]

Name ValueStd errt-testp-valueRobust Std errRobust t-testp-value
ASC_CAR0.1370.05162.660.010.05172.650.01
ASC_TRAIN-0.4010.0634-6.330.000.0656-6.120.00
B_COST-1.290.0630-20.400.000.0863-14.900.00
B_TIME-2.260.119-19.050.000.117-19.380.00
B_TIME_S-1.650.135-12.280.000.125-13.260.00

Correlation of coefficients

Click on the headers of the columns to sort the table [Credits]

Coefficient1Coefficient2CovarianceCorrelationt-testp-valueRob. cov.Rob. corr.Rob. t-testp-value
B_COSTB_TIME_S0.002490.2932.820.000.003060.2852.840.00
B_TIMEB_TIME_S0.01240.777-7.040.000.01090.751-7.090.00
ASC_TRAINB_COST-0.000148-0.03709.720.00-0.000328-0.05797.940.00
ASC_TRAINB_TIME_S-0.00193-0.2267.770.00-0.00171-0.2098.210.00
B_COSTB_TIME0.002350.3148.430.000.003690.3678.340.00
ASC_CARASC_TRAIN0.002050.62610.590.000.002240.66110.780.00
ASC_TRAINB_TIME-0.00460-0.61211.250.00-0.00478-0.62511.220.00
ASC_CARB_TIME_S-0.00293-0.42210.970.00-0.00277-0.42911.620.00
ASC_CARB_COST0.0001880.057717.980.000.0001340.029914.330.00
ASC_CARB_TIME-0.00393-0.64215.280.00-0.00384-0.63815.480.00

Smallest singular value: 5.55575