.. DO NOT EDIT. .. THIS FILE WAS AUTOMATICALLY GENERATED BY SPHINX-GALLERY. .. TO MAKE CHANGES, EDIT THE SOURCE PYTHON FILE: .. "auto_examples/assisted/plot_b05alt_spec_segmentation.py" .. LINE NUMBERS ARE GIVEN BELOW. .. only:: html .. note:: :class: sphx-glr-download-link-note :ref:`Go to the end ` to download the full example code .. rst-class:: sphx-glr-example-title .. _sphx_glr_auto_examples_assisted_plot_b05alt_spec_segmentation.py: Segmentations and alternative specific specification ==================================================== We consider 4 specifications for the constants: - Not segmented - Segmented by GA (yearly subscription to public transport) - Segmented by luggage - Segmented both by GA and luggage We consider 6 specifications for the time coefficients: - Generic and not segmented - Generic and segmented with first class - Generic and segmented with trip purpose - Alternative specific and not segmented - Alternative specific and segmented with first class - Alternative specific and segmented with trip purpose We consider 2 specifications for the cost coefficients: - Generic - Alternative specific We obtain a total of 48 specifications. See `Bierlaire and Ortelli (2023) `_. :author: Michel Bierlaire, EPFL :date: Thu Jul 13 16:18:10 2023 .. GENERATED FROM PYTHON SOURCE LINES 35-42 .. code-block:: default import numpy as np import biogeme.biogeme as bio from biogeme import models from biogeme.expressions import Beta from biogeme.catalog import segmentation_catalogs, generic_alt_specific_catalogs from biogeme.results import compile_estimation_results, pareto_optimal .. GENERATED FROM PYTHON SOURCE LINES 43-44 See :ref:`swissmetro_data`. .. GENERATED FROM PYTHON SOURCE LINES 44-59 .. code-block:: default from swissmetro_data import ( database, CHOICE, SM_AV, CAR_AV_SP, TRAIN_AV_SP, TRAIN_TT_SCALED, TRAIN_COST_SCALED, SM_TT_SCALED, SM_COST_SCALED, CAR_TT_SCALED, CAR_CO_SCALED, ) .. GENERATED FROM PYTHON SOURCE LINES 60-61 Definition of the segmentations. .. GENERATED FROM PYTHON SOURCE LINES 61-73 .. code-block:: default segmentation_ga = database.generate_segmentation( variable='GA', mapping={0: 'noGA', 1: 'GA'} ) segmentation_luggage = database.generate_segmentation( variable='LUGGAGE', mapping={0: 'no_lugg', 1: 'one_lugg', 3: 'several_lugg'} ) segmentation_first = database.generate_segmentation( variable='FIRST', mapping={0: '2nd_class', 1: '1st_class'} ) .. GENERATED FROM PYTHON SOURCE LINES 74-76 We consider two trip purposes: 'commuters' and anything else. We need to define a binary variable first. .. GENERATED FROM PYTHON SOURCE LINES 76-82 .. code-block:: default database.data['COMMUTERS'] = np.where(database.data['PURPOSE'] == 1, 1, 0) segmentation_purpose = database.generate_segmentation( variable='COMMUTERS', mapping={0: 'non_commuters', 1: 'commuters'} ) .. GENERATED FROM PYTHON SOURCE LINES 83-84 Parameters to be estimated. .. GENERATED FROM PYTHON SOURCE LINES 84-89 .. code-block:: default ASC_CAR = Beta('ASC_CAR', 0, None, None, 0) ASC_TRAIN = Beta('ASC_TRAIN', 0, None, None, 0) B_TIME = Beta('B_TIME', 0, None, None, 0) B_COST = Beta('B_COST', 0, None, None, 0) .. GENERATED FROM PYTHON SOURCE LINES 90-91 Catalogs for the alternative specific constants. .. GENERATED FROM PYTHON SOURCE LINES 91-102 .. code-block:: default ASC_TRAIN_catalog, ASC_CAR_catalog = segmentation_catalogs( generic_name='ASC', beta_parameters=[ASC_TRAIN, ASC_CAR], potential_segmentations=( segmentation_ga, segmentation_luggage, ), maximum_number=2, ) .. GENERATED FROM PYTHON SOURCE LINES 103-107 Catalog for the travel time coefficient. Note that the function returns a list of catalogs. Here, the list contains only one of them. This is why there is a comma after "B_TIME_catalog". .. GENERATED FROM PYTHON SOURCE LINES 107-118 .. code-block:: default (B_TIME_catalog_dict,) = generic_alt_specific_catalogs( generic_name='B_TIME', beta_parameters=[B_TIME], alternatives=['TRAIN', 'SM', 'CAR'], potential_segmentations=( segmentation_first, segmentation_purpose, ), maximum_number=1, ) .. GENERATED FROM PYTHON SOURCE LINES 119-120 Catalog for the travel cost coefficient. .. GENERATED FROM PYTHON SOURCE LINES 120-124 .. code-block:: default (B_COST_catalog_dict,) = generic_alt_specific_catalogs( generic_name='B_COST', beta_parameters=[B_COST], alternatives=['TRAIN', 'SM', 'CAR'] ) .. GENERATED FROM PYTHON SOURCE LINES 125-126 Definition of the utility functions. .. GENERATED FROM PYTHON SOURCE LINES 126-141 .. code-block:: default V1 = ( ASC_TRAIN_catalog + B_TIME_catalog_dict['TRAIN'] * TRAIN_TT_SCALED + B_COST_catalog_dict['TRAIN'] * TRAIN_COST_SCALED ) V2 = ( B_TIME_catalog_dict['SM'] * SM_TT_SCALED + B_COST_catalog_dict['SM'] * SM_COST_SCALED ) V3 = ( ASC_CAR_catalog + B_TIME_catalog_dict['CAR'] * CAR_TT_SCALED + B_COST_catalog_dict['CAR'] * CAR_CO_SCALED ) .. GENERATED FROM PYTHON SOURCE LINES 142-143 Associate utility functions with the numbering of alternatives. .. GENERATED FROM PYTHON SOURCE LINES 143-145 .. code-block:: default V = {1: V1, 2: V2, 3: V3} .. GENERATED FROM PYTHON SOURCE LINES 146-147 Associate the availability conditions with the alternatives. .. GENERATED FROM PYTHON SOURCE LINES 147-149 .. code-block:: default av = {1: TRAIN_AV_SP, 2: SM_AV, 3: CAR_AV_SP} .. GENERATED FROM PYTHON SOURCE LINES 150-152 Definition of the model. This is the contribution of each observation to the log likelihood function. .. GENERATED FROM PYTHON SOURCE LINES 152-154 .. code-block:: default logprob = models.loglogit(V, av, CHOICE) .. GENERATED FROM PYTHON SOURCE LINES 155-156 Create the Biogeme object. .. GENERATED FROM PYTHON SOURCE LINES 156-161 .. code-block:: default the_biogeme = bio.BIOGEME(database, logprob) the_biogeme.modelName = 'b05alt_spec_segmentation' the_biogeme.generate_html = False the_biogeme.generate_pickle = False .. GENERATED FROM PYTHON SOURCE LINES 162-163 Estimate the parameters. .. GENERATED FROM PYTHON SOURCE LINES 163-165 .. code-block:: default dict_of_results = the_biogeme.estimate_catalog() .. GENERATED FROM PYTHON SOURCE LINES 166-167 Number of estimated models. .. GENERATED FROM PYTHON SOURCE LINES 167-169 .. code-block:: default print(f'A total of {len(dict_of_results)} models have been estimated') .. rst-class:: sphx-glr-script-out .. code-block:: none A total of 48 models have been estimated .. GENERATED FROM PYTHON SOURCE LINES 170-171 All estimation results .. GENERATED FROM PYTHON SOURCE LINES 171-175 .. code-block:: default compiled_results, specs = compile_estimation_results( dict_of_results, use_short_names=True ) .. GENERATED FROM PYTHON SOURCE LINES 176-178 .. code-block:: default compiled_results .. raw:: html
Model_000000 Model_000001 Model_000002 Model_000003 Model_000004 Model_000005 Model_000006 Model_000007 Model_000008 Model_000009 Model_000010 Model_000011 Model_000012 Model_000013 Model_000014 Model_000015 Model_000016 Model_000017 Model_000018 Model_000019 Model_000020 Model_000021 Model_000022 Model_000023 Model_000024 Model_000025 Model_000026 Model_000027 Model_000028 Model_000029 Model_000030 Model_000031 Model_000032 Model_000033 Model_000034 Model_000035 Model_000036 Model_000037 Model_000038 Model_000039 Model_000040 Model_000041 Model_000042 Model_000043 Model_000044 Model_000045 Model_000046 Model_000047
Number of estimated parameters 6 8 14 9 13 8 15 11 13 10 4 7 13 11 11 5 15 10 5 9 13 9 17 10 7 8 6 9 17 7 8 13 7 10 6 11 12 9 11 15 12 11 13 15 9 11 12 11
Sample size 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768 6768
Final log likelihood -5312.894223 -5013.830192 -4986.71867 -5011.211361 -5117.991547 -5075.704346 -4970.741164 -4928.268572 -4935.433409 -5022.276564 -5331.252007 -5048.818199 -4924.149131 -5042.929071 -5008.156443 -5234.708233 -4939.052885 -5011.135042 -5331.250708 -5240.921463 -4986.698765 -5160.079285 -4865.971435 -5045.571884 -5080.952424 -5241.011928 -5050.677696 -4945.30006 -4912.396818 -5031.333906 -5047.955187 -5136.058347 -4976.118642 -5226.651348 -5083.499937 -4952.546476 -4989.598481 -5204.910152 -4962.315058 -4899.835708 -5020.14451 -4995.5015 -4890.815071 -4920.638996 -5206.882927 -4957.612234 -5038.915413 -5020.027091
Akaike Information Criterion 10637.788446 10043.660383 10001.43734 10040.422722 10261.983094 10167.408692 9971.482329 9878.537145 9896.866819 10064.553128 10670.504014 10111.636399 9874.298263 10107.858141 10038.312885 10479.416466 9908.10577 10042.270084 10672.501415 10499.842927 9999.397531 10338.158569 9765.94287 10111.143768 10175.904849 10498.023855 10113.355392 9908.60012 9858.793636 10076.667813 10111.910373 10298.116695 9966.237283 10473.302695 10178.999875 9927.092951 10003.196963 10427.820304 9946.630115 9829.671416 10064.28902 10013.003 9807.630143 9871.277992 10431.765855 9937.224469 10101.830826 10062.054183
Bayesian Information Criterion 10678.708211 10098.22007 10096.916793 10101.80237 10350.642586 10221.968379 10073.781742 9953.556715 9985.526311 10132.752737 10697.783857 10159.376125 9962.957754 10182.877711 10113.332455 10513.51627 10010.405183 10110.469693 10706.60122 10561.222575 10088.057022 10399.538218 9881.882206 10179.343377 10223.644575 10552.583543 10154.275157 9969.979768 9974.732971 10124.407539 10166.47006 10386.776186 10013.97701 10541.502304 10219.91964 10002.112521 10085.036493 10489.199952 10021.649685 9931.97083 10146.128551 10088.02257 9896.289635 9973.577405 10493.145503 10012.244039 10183.670357 10137.073753
ASC_CAR (t-test) -0.271 (-2.29) -0.464 (-5.75) -0.423 (-3.67) -0.452 (-5.6) -0.364 (-2.75) -0.367 (-3.32) -0.579 (-5.03) -0.383 (-2.95) -0.602 (-5.23) -0.293 (-3.93) -0.155 (-2.66) -0.246 (-3.77) -0.67 (-7.27) -0.463 (-5.33) -0.556 (-5.04) -0.187 (-3.23) -0.488 (-3.9) -0.388 (-3.42) -0.155 (-2.53) -0.237 (-3.13) -0.489 (-5.53) -0.24 (-3.36) -0.446 (-3.68) -0.475 (-5.51) -0.415 (-5.38) -0.238 (-3.26) -0.249 (-3.97) -0.662 (-7.79) -0.615 (-5.2) -0.576 (-7.15) -0.332 (-2.72) -0.455 (-3.77) -0.281 (-4.53) -0.342 (-2.82) -0.427 (-5.55) -0.298 (-4.12) -0.502 (-5.71) -0.313 (-2.47) -0.475 (-3.86) -0.395 (-2.94) -0.365 (-2.94) -0.603 (-6.73) -0.434 (-3.72) -0.423 (-3.5) -0.407 (-3.48) -0.405 (-3.52) -0.407 (-3.59) -0.29 (-3.77)
ASC_TRAIN (t-test) -0.202 (-1.82) -0.655 (-5.1) -1.22 (-7.89) -0.633 (-4.58) -0.999 (-7.28) -0.0754 (-0.712) -0.747 (-5.69) -0.965 (-7.29) -0.88 (-6.42) -1.75 (-15.1) -0.701 (-8.49) -1.28 (-13) -1.36 (-8.42) -0.459 (-3.2) -0.121 (-1.15) -0.814 (-9.45) -1.57 (-11.2) -0.743 (-5.53) -0.701 (-7.69) -1.54 (-12.8) -1.11 (-6.79) -1.58 (-13.8) -1.07 (-6.72) -0.483 (-3.66) 0.213 (1.97) -1.54 (-13.5) -1.28 (-14) -0.938 (-6.76) -1.32 (-8.47) 0.0242 (0.236) -1.09 (-8.35) -1.12 (-8.51) -1.37 (-14.7) -1.08 (-8.08) 0.189 (2.06) -1.79 (-15.4) -1.13 (-7.25) -0.128 (-1.13) -1.14 (-9.1) -1.45 (-9.88) -1.57 (-11) -0.615 (-4.49) -0.593 (-4.28) -0.561 (-4.08) -0.337 (-3.07) 0.0774 (0.705) -0.708 (-5.4) -1.74 (-14.6)
B_COST (t-test) -1.07 (-16) -1.09 (-15.8) -1.13 (-15) -1.1 (-14.8) -1.08 (-15.9) -1.1 (-14.9) -1.23 (-16.6) -1.22 (-14.3) -1.08 (-16) -1.09 (-15.8) -1.22 (-16.3) -1.09 (-15.7) -1.1 (-14.8) -1.1 (-14.9) -1.17 (-15.3) -1.26 (-15.3) -1.08 (-15.8) -1.25 (-15.3) -1.09 (-16.1) -1.22 (-14.3) -1.12 (-15) -1.1 (-14.8) -1.17 (-15.5) -1.1 (-14.8)
B_TIME_CAR (t-test) -1.12 (-10.3) -1.3 (-7.92) -1.4 (-16.9) -1.29 (-7.92) -0.614 (-2.98) -1.4 (-16.8) -0.623 (-3) -0.617 (-3) -0.401 (-2.53) -1.3 (-7.95) -1.55 (-11.3) -0.618 (-2.98) -1.12 (-10.1) -0.403 (-2.55) -1.11 (-10.1) -1.42 (-17.1) -0.41 (-2.55) -1.39 (-16.7) -1.11 (-10.1) -1.55 (-11.4) -1.54 (-11.3) -0.416 (-2.57) -1.54 (-11.4) -1.29 (-7.88)
B_TIME_SM (t-test) -1.17 (-6.42) -1.11 (-6.13) -1.79 (-16.5) -1.11 (-6.25) -0.36 (-2.02) -1.8 (-16.6) -0.375 (-1.99) -0.37 (-2.02) -0.41 (-2.1) -1.12 (-6.21) -1.73 (-15.3) -0.365 (-2) -1.18 (-6.46) -0.411 (-2.09) -1.15 (-6.35) -1.81 (-16.6) -0.419 (-2.09) -1.78 (-16.4) -1.17 (-6.39) -1.74 (-15.4) -1.73 (-15.3) -0.426 (-2.04) -1.74 (-15.5) -1.1 (-6.16)
B_TIME_TRAIN (t-test) -1.57 (-14.4) -1.05 (-8.59) -1.81 (-20.2) -0.889 (-7.51) -0.469 (-3.75) -1.61 (-17.3) -0.568 (-4.49) -0.444 (-3.6) -0.682 (-5.35) -1.06 (-8.66) -1.34 (-12.7) -0.565 (-4.48) -1.31 (-11.5) -0.848 (-6.65) -1.51 (-13.6) -1.87 (-21.2) -0.689 (-5.39) -1.58 (-17) -1.29 (-11.2) -1.35 (-12.8) -1.18 (-11.4) -0.853 (-6.66) -1.16 (-11.4) -0.912 (-7.57)
ASC_CAR_GA (t-test) -0.218 (-1.13) -0.211 (-1.07) -0.218 (-1.12) -0.217 (-1.14) -0.0613 (-0.306) -0.291 (-1.49) -0.298 (-1.55) -0.0449 (-0.227) -0.136 (-0.676) -0.223 (-1.14) -0.203 (-1.04) -0.145 (-0.739) -0.301 (-1.56) -0.0761 (-0.389) -0.0233 (-0.115) -0.272 (-1.41) -0.231 (-1.19) -0.206 (-1.05) -0.204 (-1.04) -0.166 (-0.84) -0.193 (-0.996) -0.264 (-1.35) -0.173 (-0.891) -0.287 (-1.48)
ASC_TRAIN_GA (t-test) 1.34 (9.64) 1.19 (8.41) 1.35 (9.62) 2.05 (21.8) 1.45 (9.92) 1.78 (19.4) 1.99 (22.6) 1.4 (10.3) 1.74 (18.5) 1.32 (9.09) 1.22 (8.85) 1.26 (8.67) 1.97 (22.3) 1.52 (11.1) 1.31 (9.12) 1.95 (21.5) 1.91 (21.5) 1.75 (19.1) 1.21 (8.85) 1.89 (20.7) 1.87 (19.2) 1.76 (18.7) 1.38 (9.3) 1.8 (19.6)
B_COST_CAR (t-test) -0.887 (-7.6) -0.756 (-4.97) -0.893 (-7.75) -0.786 (-5.27) -0.762 (-4.93) -0.767 (-4.98) -0.843 (-7.16) -0.93 (-8.06) -0.78 (-5.11) -0.764 (-5.06) -0.891 (-7.69) -0.836 (-5.28) -0.924 (-7.89) -0.945 (-8.28) -0.848 (-7.25) -0.756 (-4.86) -0.898 (-7.77) -0.939 (-8.1) -0.885 (-7.53) -0.881 (-7.54) -0.845 (-5.37) -0.849 (-5.39) -0.862 (-5.52) -0.771 (-5.12)
B_COST_SM (t-test) -1.11 (-14.8) -1.14 (-13.8) -1.1 (-14.9) -1.12 (-14.2) -1.28 (-14.1) -1.31 (-13.9) -1.29 (-16) -1.09 (-15.5) -1.28 (-14.3) -1.14 (-13.8) -1.11 (-14.9) -1.15 (-14) -1.1 (-15.3) -1.08 (-15.6) -1.3 (-16.1) -1.31 (-14) -1.23 (-16.4) -1.09 (-15.5) -1.11 (-14.8) -1.23 (-16.2) -1.15 (-14.1) -1.14 (-14.3) -1.13 (-14.5) -1.13 (-14.1)
B_COST_TRAIN (t-test) -1.93 (-10.7) -1.96 (-9.57) -1.94 (-10.8) -3.08 (-16) -3 (-14.3) -1.98 (-8.84) -1.78 (-10.1) -2.74 (-16.3) -3.19 (-15) -2.02 (-9.74) -1.88 (-10.5) -2.03 (-9.61) -2.73 (-16.3) -2.94 (-17.4) -1.83 (-10.3) -1.96 (-8.86) -2.91 (-16.6) -2.93 (-17.4) -1.87 (-10.5) -2.73 (-15.7) -2.09 (-9.76) -2.97 (-14.8) -3.18 (-15.9) -2.87 (-14.9)
B_TIME (t-test) -1.18 (-9.63) -1.15 (-11.5) -1.17 (-11.2) -1.28 (-12.3) -1.16 (-13.6) -0.692 (-4.53) -1.09 (-11.1) -0.647 (-4.69) -1.28 (-15.1) -1.24 (-14.6) -1.14 (-11.4) -0.656 (-4.64) -1.12 (-9.29) -1.08 (-11.1) -1.24 (-11.9) -1.18 (-11.3) -0.69 (-4.56) -0.686 (-4.58) -0.621 (-4.46) -1.12 (-9.3) -0.622 (-4.42) -1.18 (-9.58) -0.697 (-4.58) -1.14 (-13.5)
ASC_CAR_one_lugg (t-test) 0.0684 (1.03) 0.0672 (1.02) 0.0266 (0.4) 0.0744 (1.13) 0.0193 (0.291) 0.0592 (0.918) 0.0286 (0.427) 0.104 (1.57) 0.0633 (0.967) 0.0616 (0.923) 0.0264 (0.394) 0.0582 (0.9) 0.103 (1.56) 0.0208 (0.309) 0.063 (0.953) 0.102 (1.56) 0.0324 (0.486) 0.0626 (0.954) 0.0293 (0.44) 0.0715 (1.08) 0.0295 (0.453) 0.026 (0.394) 0.0619 (0.941) 0.0749 (1.14)
ASC_CAR_several_lugg (t-test) -0.247 (-1.02) -0.25 (-1.06) -0.445 (-1.8) -0.252 (-1.06) -0.403 (-1.66) -0.261 (-1.11) -0.397 (-1.65) -0.252 (-1.07) -0.241 (-1.01) -0.432 (-1.83) -0.299 (-1.23) -0.249 (-1.06) -0.25 (-1.06) -0.429 (-1.73) -0.376 (-1.58) -0.218 (-0.928) -0.437 (-1.82) -0.23 (-0.966) -0.285 (-1.2) -0.236 (-0.999) -0.393 (-1.63) -0.319 (-1.31) -0.274 (-1.14) -0.261 (-1.1)
ASC_TRAIN_one_lugg (t-test) 0.666 (6.68) 1.14 (12) 0.784 (7.79) 0.712 (7.23) 0.607 (6.05) 0.807 (8.08) 0.639 (6.36) 1.15 (12.3) 0.67 (6.72) 1.05 (11.1) 0.674 (6.7) 0.807 (8.06) 1.15 (12.3) 0.632 (6.31) 1.04 (10.7) 1.14 (12) 0.635 (6.4) 0.666 (6.67) 0.716 (7.18) 0.708 (7.16) 0.772 (7.72) 0.797 (7.87) 0.793 (7.87) 0.717 (7.3)
ASC_TRAIN_several_lugg (t-test) 0.503 (2.23) 0.888 (3.85) 0.515 (2.32) 0.593 (2.67) 0.386 (1.78) 0.565 (2.48) 0.435 (2.01) 0.976 (4.43) 0.49 (2.19) 0.799 (3.74) 0.495 (2.3) 0.581 (2.54) 0.978 (4.47) 0.408 (1.85) 0.744 (3.33) 0.913 (3.97) 0.431 (2) 0.504 (2.23) 0.595 (2.81) 0.591 (2.65) 0.505 (2.28) 0.547 (2.47) 0.573 (2.55) 0.584 (2.65)
B_TIME_commuters (t-test) -0.218 (-0.963) -0.183 (-0.799) -0.217 (-0.984) -0.00469 (-0.0222) -0.0396 (-0.184) -0.23 (-1.01) -0.212 (-0.97) -0.202 (-0.874)
B_TIME_CAR_commuters (t-test) 0.692 (3.56) 0.699 (3.61) 0.682 (3.48) 0.71 (3.65) 0.687 (3.54) 0.692 (3.54) 0.678 (3.46) 0.686 (3.51)
B_TIME_SM_commuters (t-test) 1.67 (8.64) 1.66 (8.62) 1.6 (8.06) 1.7 (8.78) 1.64 (8.53) 1.62 (8.15) 1.61 (8.07) 1.61 (8.14)
B_TIME_TRAIN_commuters (t-test) 0.365 (2.79) 0.178 (1.3) 0.116 (0.848) 0.412 (3.14) 0.155 (1.14) 0.13 (0.956) 0.175 (1.33) 0.184 (1.4)
B_TIME_CAR_1st_class (t-test) -1.2 (-8.01) -1.2 (-7.73) -1.19 (-7.86) -1.14 (-7.27) -1.21 (-7.89) -1.13 (-7.2) -1.14 (-7.12) -1.13 (-6.98)
B_TIME_SM_1st_class (t-test) -1.42 (-6.36) -1.41 (-6.11) -1.42 (-6.24) -1.44 (-6.28) -1.42 (-6.25) -1.41 (-6.13) -1.43 (-6.12) -1.4 (-5.85)
B_TIME_TRAIN_1st_class (t-test) -0.843 (-6.52) -1.02 (-7.66) -0.859 (-6.6) -1.12 (-8.57) -0.998 (-7.53) -1.17 (-8.95) -1.16 (-8.72) -1.25 (-9.3)
B_TIME_1st_class (t-test) -0.91 (-8.39) -1.02 (-9.87) -0.943 (-8.88) -0.925 (-8.62) -0.795 (-7.45) -0.914 (-8.6) -0.891 (-8.26) -0.784 (-7.25)


.. GENERATED FROM PYTHON SOURCE LINES 179-180 Glossary .. GENERATED FROM PYTHON SOURCE LINES 180-183 .. code-block:: default for short_name, spec in specs.items(): print(f'{short_name}\t{spec}') .. rst-class:: sphx-glr-script-out .. code-block:: none Model_000000 ASC:no_seg;B_COST_gen_altspec:generic;B_TIME:no_seg;B_TIME_gen_altspec:altspec Model_000001 ASC:GA;B_COST_gen_altspec:altspec;B_TIME:no_seg;B_TIME_gen_altspec:generic Model_000002 ASC:GA-LUGGAGE;B_COST_gen_altspec:altspec;B_TIME:no_seg;B_TIME_gen_altspec:altspec Model_000003 ASC:GA;B_COST_gen_altspec:altspec;B_TIME:COMMUTERS;B_TIME_gen_altspec:generic Model_000004 ASC:LUGGAGE;B_COST_gen_altspec:generic;B_TIME:COMMUTERS;B_TIME_gen_altspec:altspec Model_000005 ASC:no_seg;B_COST_gen_altspec:altspec;B_TIME:no_seg;B_TIME_gen_altspec:altspec Model_000006 ASC:LUGGAGE;B_COST_gen_altspec:altspec;B_TIME:FIRST;B_TIME_gen_altspec:altspec Model_000007 ASC:GA;B_COST_gen_altspec:generic;B_TIME:COMMUTERS;B_TIME_gen_altspec:altspec Model_000008 ASC:GA;B_COST_gen_altspec:altspec;B_TIME:FIRST;B_TIME_gen_altspec:altspec Model_000009 ASC:GA-LUGGAGE;B_COST_gen_altspec:generic;B_TIME:no_seg;B_TIME_gen_altspec:generic Model_000010 ASC:no_seg;B_COST_gen_altspec:generic;B_TIME:no_seg;B_TIME_gen_altspec:generic Model_000011 ASC:GA;B_COST_gen_altspec:generic;B_TIME:COMMUTERS;B_TIME_gen_altspec:generic Model_000012 ASC:GA-LUGGAGE;B_COST_gen_altspec:altspec;B_TIME:FIRST;B_TIME_gen_altspec:generic Model_000013 ASC:LUGGAGE;B_COST_gen_altspec:altspec;B_TIME:COMMUTERS;B_TIME_gen_altspec:generic Model_000014 ASC:no_seg;B_COST_gen_altspec:altspec;B_TIME:FIRST;B_TIME_gen_altspec:altspec Model_000015 ASC:no_seg;B_COST_gen_altspec:generic;B_TIME:FIRST;B_TIME_gen_altspec:generic Model_000016 ASC:GA-LUGGAGE;B_COST_gen_altspec:generic;B_TIME:FIRST;B_TIME_gen_altspec:altspec Model_000017 ASC:GA;B_COST_gen_altspec:altspec;B_TIME:no_seg;B_TIME_gen_altspec:altspec Model_000018 ASC:no_seg;B_COST_gen_altspec:generic;B_TIME:COMMUTERS;B_TIME_gen_altspec:generic Model_000019 ASC:LUGGAGE;B_COST_gen_altspec:generic;B_TIME:COMMUTERS;B_TIME_gen_altspec:generic Model_000020 ASC:GA-LUGGAGE;B_COST_gen_altspec:altspec;B_TIME:COMMUTERS;B_TIME_gen_altspec:generic Model_000021 ASC:LUGGAGE;B_COST_gen_altspec:generic;B_TIME:FIRST;B_TIME_gen_altspec:generic Model_000022 ASC:GA-LUGGAGE;B_COST_gen_altspec:altspec;B_TIME:COMMUTERS;B_TIME_gen_altspec:altspec Model_000023 ASC:LUGGAGE;B_COST_gen_altspec:altspec;B_TIME:no_seg;B_TIME_gen_altspec:generic Model_000024 ASC:no_seg;B_COST_gen_altspec:altspec;B_TIME:COMMUTERS;B_TIME_gen_altspec:generic Model_000025 ASC:LUGGAGE;B_COST_gen_altspec:generic;B_TIME:no_seg;B_TIME_gen_altspec:generic Model_000026 ASC:GA;B_COST_gen_altspec:generic;B_TIME:no_seg;B_TIME_gen_altspec:generic Model_000027 ASC:GA;B_COST_gen_altspec:altspec;B_TIME:FIRST;B_TIME_gen_altspec:generic Model_000028 ASC:GA-LUGGAGE;B_COST_gen_altspec:altspec;B_TIME:FIRST;B_TIME_gen_altspec:altspec Model_000029 ASC:no_seg;B_COST_gen_altspec:altspec;B_TIME:FIRST;B_TIME_gen_altspec:generic Model_000030 ASC:GA;B_COST_gen_altspec:generic;B_TIME:no_seg;B_TIME_gen_altspec:altspec Model_000031 ASC:LUGGAGE;B_COST_gen_altspec:generic;B_TIME:FIRST;B_TIME_gen_altspec:altspec Model_000032 ASC:GA;B_COST_gen_altspec:generic;B_TIME:FIRST;B_TIME_gen_altspec:generic Model_000033 ASC:LUGGAGE;B_COST_gen_altspec:generic;B_TIME:no_seg;B_TIME_gen_altspec:altspec Model_000034 ASC:no_seg;B_COST_gen_altspec:altspec;B_TIME:no_seg;B_TIME_gen_altspec:generic Model_000035 ASC:GA-LUGGAGE;B_COST_gen_altspec:generic;B_TIME:FIRST;B_TIME_gen_altspec:generic Model_000036 ASC:GA-LUGGAGE;B_COST_gen_altspec:altspec;B_TIME:no_seg;B_TIME_gen_altspec:generic Model_000037 ASC:no_seg;B_COST_gen_altspec:generic;B_TIME:COMMUTERS;B_TIME_gen_altspec:altspec Model_000038 ASC:GA;B_COST_gen_altspec:generic;B_TIME:FIRST;B_TIME_gen_altspec:altspec Model_000039 ASC:GA-LUGGAGE;B_COST_gen_altspec:generic;B_TIME:COMMUTERS;B_TIME_gen_altspec:altspec Model_000040 ASC:GA-LUGGAGE;B_COST_gen_altspec:generic;B_TIME:no_seg;B_TIME_gen_altspec:altspec Model_000041 ASC:LUGGAGE;B_COST_gen_altspec:altspec;B_TIME:FIRST;B_TIME_gen_altspec:generic Model_000042 ASC:GA;B_COST_gen_altspec:altspec;B_TIME:COMMUTERS;B_TIME_gen_altspec:altspec Model_000043 ASC:LUGGAGE;B_COST_gen_altspec:altspec;B_TIME:COMMUTERS;B_TIME_gen_altspec:altspec Model_000044 ASC:no_seg;B_COST_gen_altspec:generic;B_TIME:FIRST;B_TIME_gen_altspec:altspec Model_000045 ASC:no_seg;B_COST_gen_altspec:altspec;B_TIME:COMMUTERS;B_TIME_gen_altspec:altspec Model_000046 ASC:LUGGAGE;B_COST_gen_altspec:altspec;B_TIME:no_seg;B_TIME_gen_altspec:altspec Model_000047 ASC:GA-LUGGAGE;B_COST_gen_altspec:generic;B_TIME:COMMUTERS;B_TIME_gen_altspec:generic .. GENERATED FROM PYTHON SOURCE LINES 184-185 Estimation results of the Pareto optimal models. .. GENERATED FROM PYTHON SOURCE LINES 185-190 .. code-block:: default pareto_results = pareto_optimal(dict_of_results) compiled_pareto_results, pareto_specs = compile_estimation_results( pareto_results, use_short_names=True ) .. GENERATED FROM PYTHON SOURCE LINES 191-193 .. code-block:: default compiled_pareto_results .. raw:: html
Model_000000 Model_000001 Model_000002 Model_000003 Model_000004 Model_000005 Model_000006 Model_000007
Number of estimated parameters 17 7 6 5 13 11 4 9
Sample size 6768 6768 6768 6768 6768 6768 6768 6768
Final log likelihood -4865.971435 -4976.118642 -5050.677696 -5234.708233 -4890.815071 -4928.268572 -5331.252007 -4945.30006
Akaike Information Criterion 9765.94287 9966.237283 10113.355392 10479.416466 9807.630143 9878.537145 10670.504014 9908.60012
Bayesian Information Criterion 9881.882206 10013.97701 10154.275157 10513.51627 9896.289635 9953.556715 10697.783857 9969.979768
ASC_CAR (t-test) -0.446 (-3.68) -0.281 (-4.53) -0.249 (-3.97) -0.187 (-3.23) -0.434 (-3.72) -0.383 (-2.95) -0.155 (-2.66) -0.662 (-7.79)
ASC_CAR_GA (t-test) -0.145 (-0.739) -0.231 (-1.19) -0.301 (-1.56) -0.173 (-0.891) -0.217 (-1.14) -0.0761 (-0.389)
ASC_CAR_one_lugg (t-test) 0.0264 (0.394)
ASC_CAR_several_lugg (t-test) -0.299 (-1.23)
ASC_TRAIN (t-test) -1.07 (-6.72) -1.37 (-14.7) -1.28 (-14) -0.814 (-9.45) -0.593 (-4.28) -0.965 (-7.29) -0.701 (-8.49) -0.938 (-6.76)
ASC_TRAIN_GA (t-test) 1.26 (8.67) 1.91 (21.5) 1.97 (22.3) 1.38 (9.3) 2.05 (21.8) 1.52 (11.1)
ASC_TRAIN_one_lugg (t-test) 0.674 (6.7)
ASC_TRAIN_several_lugg (t-test) 0.495 (2.3)
B_COST_CAR (t-test) -0.836 (-5.28) -0.845 (-5.37) -0.848 (-7.25)
B_COST_SM (t-test) -1.15 (-14) -1.15 (-14.1) -1.3 (-16.1)
B_COST_TRAIN (t-test) -2.03 (-9.61) -2.09 (-9.76) -1.83 (-10.3)
B_TIME_CAR (t-test) -1.55 (-11.3) -1.55 (-11.4) -1.4 (-16.8)
B_TIME_CAR_commuters (t-test) 0.682 (3.48) 0.692 (3.54) 0.699 (3.61)
B_TIME_SM (t-test) -1.73 (-15.3) -1.74 (-15.4) -1.8 (-16.6)
B_TIME_SM_commuters (t-test) 1.6 (8.06) 1.62 (8.15) 1.66 (8.62)
B_TIME_TRAIN (t-test) -1.34 (-12.7) -1.35 (-12.8) -1.61 (-17.3)
B_TIME_TRAIN_commuters (t-test) 0.116 (0.848) 0.13 (0.956) 0.178 (1.3)
B_COST (t-test) -1.26 (-15.3) -1.1 (-14.8) -1.23 (-16.6) -1.13 (-15) -1.08 (-15.9)
B_TIME (t-test) -0.621 (-4.46) -1.18 (-11.3) -0.647 (-4.69) -1.28 (-12.3) -0.69 (-4.56)
B_TIME_1st_class (t-test) -0.914 (-8.6) -1.02 (-9.87) -0.925 (-8.62)


.. GENERATED FROM PYTHON SOURCE LINES 194-195 Glossary. .. GENERATED FROM PYTHON SOURCE LINES 195-197 .. code-block:: default for short_name, spec in pareto_specs.items(): print(f'{short_name}\t{spec}') .. rst-class:: sphx-glr-script-out .. code-block:: none Model_000000 ASC:GA-LUGGAGE;B_COST_gen_altspec:altspec;B_TIME:COMMUTERS;B_TIME_gen_altspec:altspec Model_000001 ASC:GA;B_COST_gen_altspec:generic;B_TIME:FIRST;B_TIME_gen_altspec:generic Model_000002 ASC:GA;B_COST_gen_altspec:generic;B_TIME:no_seg;B_TIME_gen_altspec:generic Model_000003 ASC:no_seg;B_COST_gen_altspec:generic;B_TIME:FIRST;B_TIME_gen_altspec:generic Model_000004 ASC:GA;B_COST_gen_altspec:altspec;B_TIME:COMMUTERS;B_TIME_gen_altspec:altspec Model_000005 ASC:GA;B_COST_gen_altspec:generic;B_TIME:COMMUTERS;B_TIME_gen_altspec:altspec Model_000006 ASC:no_seg;B_COST_gen_altspec:generic;B_TIME:no_seg;B_TIME_gen_altspec:generic Model_000007 ASC:GA;B_COST_gen_altspec:altspec;B_TIME:FIRST;B_TIME_gen_altspec:generic .. rst-class:: sphx-glr-timing **Total running time of the script:** (0 minutes 12.526 seconds) .. _sphx_glr_download_auto_examples_assisted_plot_b05alt_spec_segmentation.py: .. only:: html .. container:: sphx-glr-footer sphx-glr-footer-example .. container:: sphx-glr-download sphx-glr-download-python :download:`Download Python source code: plot_b05alt_spec_segmentation.py ` .. container:: sphx-glr-download sphx-glr-download-jupyter :download:`Download Jupyter notebook: plot_b05alt_spec_segmentation.ipynb ` .. only:: html .. rst-class:: sphx-glr-signature `Gallery generated by Sphinx-Gallery `_