Rootogram

Rootogram#

Rootogram for the posterior predictive and observed data.

Matplotlib version of plot_ppc_rootogram

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from arviz_base import load_arviz_data

import arviz_plots as azp

azp.style.use("arviz-variat")

dt = load_arviz_data("rugby")
pc = azp.plot_ppc_rootogram(
    dt,
    aes={"color": ["__variable__"]}, # map variable to color
    aes_by_visuals={"title": ["color"]}, # change title's color per variable
    backend="none",
)
pc.show()

See also

API Documentation: plot_ppc_rootogram

EABM chapter on Posterior predictive checks for count data

Other examples with plot_ppc_rootogram#

Download Python Source Code: plot_ppc_rootogram.py

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