.. DO NOT EDIT.
.. THIS FILE WAS AUTOMATICALLY GENERATED BY SPHINX-GALLERY.
.. TO MAKE CHANGES, EDIT THE SOURCE PYTHON FILE:
.. "auto_examples/hybrid_choice_models/one_latent_variable_spec.py"
.. LINE NUMBERS ARE GIVEN BELOW.

.. only:: html

    .. note::
        :class: sphx-glr-download-link-note

        :ref:`Go to the end <sphx_glr_download_auto_examples_hybrid_choice_models_one_latent_variable_spec.py>`
        to download the full example code.

.. rst-class:: sphx-glr-example-title

.. _sphx_glr_auto_examples_hybrid_choice_models_one_latent_variable_spec.py:


Latent variables (SPEC ONLY)

Pure specification: what depends on what.

Michel Bierlaire
:Wed Mar 04 2026, 13:48:57

.. GENERATED FROM PYTHON SOURCE LINES 9-46

.. code-block:: Python


    from biogeme.latent_variables import (
        LatentVariable,
        PositiveParameterSpec,
        StructuralEquation,
    )

    DEFAULT_SIGMA_START = 10.0

    car_centric_attitude = LatentVariable(
        name='car_centric_attitude',
        structural_equation=StructuralEquation(
            name='car_centric_attitude',
            intercept=True,
            explanatory_variables=[
                'top_manager',
                'car_oriented_parents',
                'high_education',
                'low_education',
                'used_to_go_to_school_by_car',
            ],
        ),
        indicators={
            'Envir01',
            'Envir02',
            'Envir06',
            'Mobil03',
            'Mobil05',
            'Mobil08',
            'Mobil09',
            'Mobil10',
            'LifSty07',
        },
        structural_sigma=PositiveParameterSpec(start=DEFAULT_SIGMA_START),
    )

    latent_variables = [car_centric_attitude]


.. _sphx_glr_download_auto_examples_hybrid_choice_models_one_latent_variable_spec.py:

.. only:: html

  .. container:: sphx-glr-footer sphx-glr-footer-example

    .. container:: sphx-glr-download sphx-glr-download-jupyter

      :download:`Download Jupyter notebook: one_latent_variable_spec.ipynb <one_latent_variable_spec.ipynb>`

    .. container:: sphx-glr-download sphx-glr-download-python

      :download:`Download Python source code: one_latent_variable_spec.py <one_latent_variable_spec.py>`

    .. container:: sphx-glr-download sphx-glr-download-zip

      :download:`Download zipped: one_latent_variable_spec.zip <one_latent_variable_spec.zip>`


.. only:: html

 .. rst-class:: sphx-glr-signature

    `Gallery generated by Sphinx-Gallery <https://sphinx-gallery.github.io>`_