Posterior Plot (reducing school dimension)#

API documentation: plot_posterior()

../_images/mpl_plot_posterior_combinedims.png

Python source code: [download source: matplotlib/mpl_plot_posterior_combinedims.py]

import matplotlib.pyplot as plt
import arviz as az

az.style.use("arviz-darkgrid")

data = az.load_arviz_data("centered_eight")

coords = {"school": ["Choate", "Mt. Hermon", "Deerfield"]}
az.plot_posterior(data, var_names=["mu", "theta"], combine_dims={"school"}, coords=coords)

plt.show()

Python source code: [download source: bokeh/bokeh_plot_posterior_combinedims.py]

import arviz as az

data = az.load_arviz_data("centered_eight")

coords = {"school": ["Choate", "Mt. Hermon", "Deerfield"]}
ax = az.plot_posterior(
    data,
    var_names=["mu", "theta"],
    combine_dims={"school"},
    coords=coords,
    backend="bokeh",
)

previous

Posterior Plot

next

Posterior Predictive Check Plot