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

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

Submit questions to http://groups.yahoo.com/group/biogeme

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

This file has automatically been generated on Tue Aug 4 22:38:54 2015

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

Report file: 13estimationAntithetic_250.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: 250
Number of estimated parameters: 5
Sample size: 6768
Excluded observations: 3960
Init log-likelihood: -7155.877
Final log-likelihood: -5214.897
Likelihood ratio test for the init. model: 3881.960
Rho for the init. model: 0.271
Rho bar for the init. model: 0.271
Final gradient norm: +3.319e-03
Diagnostic: Convergence reached...
Iterations: 12
Run time: 05:05
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-0.4020.0634-6.340.000.0658-6.110.00
B_COST-1.290.0631-20.380.000.0864-14.880.00
B_TIME-2.260.119-19.000.000.117-19.330.00
B_TIME_S1.660.13811.990.000.13112.610.00

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-0.000136-0.03389.710.00-0.000303-0.05327.930.00
B_COSTB_TIME0.002370.3168.410.000.003730.3698.320.00
ASC_CARASC_TRAIN0.002040.62310.550.000.002230.65510.670.00
ASC_TRAINB_TIME-0.00456-0.60411.240.00-0.00469-0.61011.220.00
ASC_CARB_TIME_S0.002970.417-12.080.000.002820.415-12.720.00
ASC_CARB_COST0.0001870.057317.960.000.0001320.029514.310.00
ASC_TRAINB_TIME_S0.001820.207-14.740.000.001450.167-15.060.00
ASC_CARB_TIME-0.00394-0.64115.250.00-0.00385-0.63715.460.00
B_COSTB_TIME_S-0.00257-0.295-17.520.00-0.00321-0.283-16.680.00
B_TIMEB_TIME_S-0.0127-0.773-16.170.00-0.0114-0.740-16.910.00

Smallest singular value: 5.55559