IdentityLinkSpec

class pymc_marketing.mmm.link.IdentityLinkSpec

Identity link: E[y] = mu * target_scale.

Methods

IdentityLinkSpec.__init__(*args, **kwargs)
IdentityLinkSpec.create_media_contribution_deterministic(...)	Register additive total_media_contribution_original_scale.
IdentityLinkSpec.default_intercept(dims)	Return Normal(0, 2) intercept prior.
IdentityLinkSpec.default_likelihood(dims)	Return Normal likelihood prior.
IdentityLinkSpec.inverse_link(mu)	Return mu unchanged (identity transform).
IdentityLinkSpec.original_scale_transform(...)	Return variable * target_scale.
IdentityLinkSpec.validate_likelihood_compatibility(...)	Raise if likelihood is incompatible with link.
IdentityLinkSpec.validate_target(y)	No-op: identity link accepts any target values.

Attributes

link