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 Tue Aug 4 22:33:14 2015

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

Report file: 13estimationAntithetic.html
Sample file: ../swissmetro.dat

Formulas

Car utility: ASC_CAR + ( B_TIME + B_TIME_S * ( Normal(0) ) ) * CAR_TT_SCALED + B_COST * CAR_CO_SCALED
Swissmetro utility: ASC_SM + ( B_TIME + B_TIME_S * ( Normal(0) ) ) * SM_TT_SCALED + B_COST * SM_COST_SCALED
Train utility: ASC_TRAIN + ( B_TIME + B_TIME_S * ( Normal(0) ) ) * 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 draws: 1000
Number of estimated parameters: 5
Sample size: 6768
Excluded observations: 3960
Init log-likelihood: -7155.875
Final log-likelihood: -5214.899
Likelihood ratio test for the init. model: 3881.952
Rho for the init. model: 0.271
Rho bar for the init. model: 0.271
Final gradient norm: +3.741e-03
Diagnostic: Convergence reached...
Iterations: 12
Run time: 24:32
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_CAR0.1370.05162.650.010.05172.650.01
ASC_TRAIN-0.4020.0635-6.330.000.0658-6.100.00
B_COST-1.290.0631-20.380.000.0863-14.890.00
B_TIME-2.260.119-18.990.000.117-19.310.00
B_TIME_S1.660.13811.980.000.13212.590.00

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
ASC_TRAINB_COST-0.000137-0.03429.710.00-0.000304-0.05347.940.00
B_COSTB_TIME0.002380.3178.420.000.003730.3698.330.00
ASC_CARASC_TRAIN0.002040.62310.550.000.002230.65510.670.00
ASC_TRAINB_TIME-0.00456-0.60411.240.00-0.00470-0.60911.220.00
ASC_CARB_TIME_S0.002980.417-12.080.000.002830.416-12.700.00
ASC_CARB_COST0.0001840.056517.960.000.0001290.028914.320.00
ASC_TRAINB_TIME_S0.001820.207-14.740.000.001450.167-15.040.00
ASC_CARB_TIME-0.00394-0.64215.250.00-0.00386-0.63715.440.00
B_COSTB_TIME_S-0.00258-0.296-17.500.00-0.00322-0.283-16.660.00
B_TIMEB_TIME_S-0.0127-0.773-16.160.00-0.0114-0.740-16.880.00

Smallest singular value: 5.55544