biogeme 3.2.8 [2021-07-27]

Python package

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

Submit questions to https://groups.google.com/d/forum/biogeme

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

This file has automatically been generated on 2021-07-27 19:32:47.804825

Report file: 07estimationMonteCarlo_mlhs_anti_500.html
Database name: swissmetro

Estimation report

Number of estimated parameters: 5
Sample size: 6768
Excluded observations: 3960
Init log likelihood: -6879.281
Final log likelihood: -5216.902
Likelihood ratio test for the init. model: 3324.758
Rho-square for the init. model: 0.242
Rho-square-bar for the init. model: 0.241
Akaike Information Criterion: 10443.8
Bayesian Information Criterion: 10477.9
Final gradient norm: 4.0179E-02
Number of draws: 500
Draws generation time: 0:00:04.783043
Types of draws: ['B_TIME_RND: NORMAL_MLHS_ANTI']
Nbr of threads: 36
Algorithm: Newton with trust region for simple bound constraints
Proportion analytical hessian: 100.0%
Relative projected gradient: 5.262883e-06
Relative change: 0.00022687869051212149
Number of iterations: 6
Number of function evaluations: 19
Number of gradient evaluations: 7
Number of hessian evaluations: 7
Cause of termination: Relative gradient = 5.3e-06 <= 6.1e-06
Optimization time: 0:00:26.358475

Estimated parameters

NameValueStd errt-testp-valueRob. Std errRob. t-testRob. p-value
ASC_CAR0.1330.05162.580.009820.05172.580.01
ASC_TRAIN-0.4060.0634-6.411.42e-100.0659-6.176.93e-10
B_COST-1.280.0629-20.400.0863-14.90
B_TIME-2.250.118-1900.116-19.30
B_TIME_S1.650.1371200.1312.60

Correlation of coefficients

Coefficient1Coefficient2CovarianceCorrelationt-testp-valueRob. cov.Rob. corr.Rob. t-testRob. p-value
ASC_TRAINASC_CAR0.002040.625-10.600.002240.657-10.70
B_COSTASC_CAR0.0001850.0571-17.900.0001340.03-14.30
B_COSTASC_TRAIN-0.000139-0.035-9.650-0.000304-0.0535-7.873.33e-15
B_TIMEASC_CAR-0.00391-0.641-15.20-0.00383-0.637-15.40
B_TIMEASC_TRAIN-0.00455-0.607-11.20-0.00471-0.614-11.10
B_TIMEB_COST0.002350.316-8.3700.003710.369-8.262.22e-16
B_TIME_SASC_CAR0.002940.41612.100.002770.41112.70
B_TIME_SASC_TRAIN0.001840.21214.900.001450.16815.10
B_TIME_SB_COST-0.00255-0.29617.60-0.00319-0.28416.70
B_TIME_SB_TIME-0.0125-0.77216.20-0.0112-0.73616.90

Smallest eigenvalue: 32.0854

Largest eigenvalue: 1003.1

Condition number: 31.2634