Dirichlet: The Dirichlet Distribution

Description Usage Arguments Details

Description

Density function and random number generation for the dirichlet distribution with shape parameter vector alpha.

Usage

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ddirichlet(x, alpha, log = FALSE)

rdirichlet(n, alpha)

Arguments

x

Matrix of quantiles. Each row corresponds to one probability vector.

alpha

Matrix of positive shape parameters. Each row corresponds to one probability vector.

log

Logical; If TRUE, values are returned on the log scale.

n

Number of draws to sample from the distribution.

Details

See vignette("brms_families") for details on the parameterization.


brms documentation built on Aug. 23, 2021, 5:08 p.m.