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 18:23:40.025008

Report file: 05normalMixture_allAlgos_Trust region (dogleg).html
Database name: swissmetro

Estimation report

Number of estimated parameters: 5
Sample size: 6768
Excluded observations: 3960
Init log likelihood: -6879.409
Final log likelihood: -5215.023
Likelihood ratio test for the init. model: 3328.772
Rho-square for the init. model: 0.242
Rho-square-bar for the init. model: 0.241
Akaike Information Criterion: 10440.05
Bayesian Information Criterion: 10474.15
Final gradient norm: 7.3457E-03
Number of draws: 100000
Draws generation time: 0:15:24.216305
Types of draws: ['B_TIME_RND: NORMAL']
Nbr of threads: 36
Algorithm: Unconstrained Newton with trust region
Relative gradient: 1.525131437697381e-06
Cause of termination: Relative gradient = 1.5e-06 <= 6.1e-06
Number of iterations: 6
Number of function evaluations: 12
Number of gradient evaluations: 7
Number of hessian evaluations: 7
Optimization time: 1:04:35.613937

Estimated parameters

NameValueStd errt-testp-valueRob. Std errRob. t-testRob. p-value
ASC_CAR0.1370.05162.650.008010.05172.650.00811
ASC_TRAIN-0.4020.0634-6.332.41e-100.0658-6.11.04e-09
B_COST-1.290.063-20.400.0863-14.90
B_TIME-2.260.119-1900.117-19.30
B_TIME_S-1.660.138-1200.132-12.60

Correlation of coefficients

Coefficient1Coefficient2CovarianceCorrelationt-testp-valueRob. cov.Rob. corr.Rob. t-testRob. p-value
ASC_TRAINASC_CAR0.002040.623-10.600.002230.655-10.70
B_COSTASC_CAR0.0001850.0569-1800.0001310.0294-14.30
B_COSTASC_TRAIN-0.000136-0.034-9.710-0.000302-0.0531-7.942e-15
B_TIMEASC_CAR-0.00394-0.641-15.20-0.00385-0.637-15.40
B_TIMEASC_TRAIN-0.00456-0.604-11.20-0.00469-0.609-11.20
B_TIMEB_COST0.002370.316-8.4200.003720.369-8.320
B_TIME_SASC_CAR-0.00297-0.416-10.80-0.00282-0.415-11.20
B_TIME_SASC_TRAIN-0.00182-0.207-7.671.75e-14-0.00144-0.167-8.011.11e-15
B_TIME_SB_COST0.002570.295-2.770.00560.00320.282-2.740.00616
B_TIME_SB_TIME0.01270.7736.819.59e-120.01140.746.652.94e-11

Smallest eigenvalue: 31.6352

Largest eigenvalue: 1001.62

Condition number: 31.6616