.. only:: html .. note:: :class: sphx-glr-download-link-note Click :ref:here  to download the full example code .. rst-class:: sphx-glr-example-title .. _sphx_glr_gallery_scales_logit_demo.py: ================ Logit Demo ================ Examples of plots with logit axes. .. image:: /gallery/scales/images/sphx_glr_logit_demo_001.png :alt: logit scale, logit scale, logit scale, logit scale, linear scale, linear scale :class: sphx-glr-single-img .. code-block:: default import math import numpy as np import matplotlib.pyplot as plt xmax = 10 x = np.linspace(-xmax, xmax, 10000) cdf_norm = [math.erf(w / np.sqrt(2)) / 2 + 1 / 2 for w in x] cdf_laplacian = np.where(x < 0, 1 / 2 * np.exp(x), 1 - 1 / 2 * np.exp(-x)) cdf_cauchy = np.arctan(x) / np.pi + 1 / 2 fig, axs = plt.subplots(nrows=3, ncols=2, figsize=(6.4, 8.5)) # Common part, for the example, we will do the same plots on all graphs for i in range(3): for j in range(2): axs[i, j].plot(x, cdf_norm, label=r"$\mathcal{N}$") axs[i, j].plot(x, cdf_laplacian, label=r"$\mathcal{L}$") axs[i, j].plot(x, cdf_cauchy, label="Cauchy") axs[i, j].legend() axs[i, j].grid() # First line, logitscale, with standard notation axs[0, 0].set(title="logit scale") axs[0, 0].set_yscale("logit") axs[0, 0].set_ylim(1e-5, 1 - 1e-5) axs[0, 1].set(title="logit scale") axs[0, 1].set_yscale("logit") axs[0, 1].set_xlim(0, xmax) axs[0, 1].set_ylim(0.8, 1 - 5e-3) # Second line, logitscale, with survival notation (with use_overline), and # other format display 1/2 axs[1, 0].set(title="logit scale") axs[1, 0].set_yscale("logit", one_half="1/2", use_overline=True) axs[1, 0].set_ylim(1e-5, 1 - 1e-5) axs[1, 1].set(title="logit scale") axs[1, 1].set_yscale("logit", one_half="1/2", use_overline=True) axs[1, 1].set_xlim(0, xmax) axs[1, 1].set_ylim(0.8, 1 - 5e-3) # Third line, linear scale axs[2, 0].set(title="linear scale") axs[2, 0].set_ylim(0, 1) axs[2, 1].set(title="linear scale") axs[2, 1].set_xlim(0, xmax) axs[2, 1].set_ylim(0.8, 1) fig.tight_layout() plt.show() .. rst-class:: sphx-glr-timing **Total running time of the script:** ( 0 minutes 1.195 seconds) .. _sphx_glr_download_gallery_scales_logit_demo.py: .. only :: html .. container:: sphx-glr-footer :class: sphx-glr-footer-example .. container:: sphx-glr-download sphx-glr-download-python :download:Download Python source code: logit_demo.py  .. container:: sphx-glr-download sphx-glr-download-jupyter :download:Download Jupyter notebook: logit_demo.ipynb  .. only:: html .. rst-class:: sphx-glr-signature Keywords: matplotlib code example, codex, python plot, pyplot Gallery generated by Sphinx-Gallery _