meridian.model.prior_sampler.PriorDistributionSampler

A callable that samples from a model spec's prior distributions.

meridian.model.prior_sampler.PriorDistributionSampler(
    meridian: Optional['model.Meridian'] = None,
    *,
    model_context: (meridian.model.context.ModelContext | None) = None
)

Methods

__call__

View source

__call__(
    n_draws: int, seed: (int | None) = None
) -> Mapping[str, meridian.backend.Tensor]

Draws samples from prior distributions.

Args
n_draws	Number of samples drawn from the prior distribution.
seed	Used to set the seed for reproducible results. For more information, see PRNGS and seeds.

Returns
A mapping of prior parameter names to tensors of the samples.