class bayespy.inference.vmp.nodes.gaussian_markov_chain.SwitchingGaussianMarkovChainDistribution(N, D, K)[source]

Sub-classes implement distribution specific computations.

__init__(N, D, K)[source]

Initialize self. See help(type(self)) for accurate signature.


__init__(N, D, K) Initialize self.
compute_cgf_from_parents(u_mu, u_Lambda, …) Compute CGF using the moments of the parents.
compute_fixed_moments_and_f(x[, mask]) Compute u(x) and f(x) for given x.
compute_gradient(g, u, phi) Compute the standard gradient with respect to the natural parameters.
compute_logpdf(u, phi, g, f, ndims) Compute E[log p(X)] given E[u], E[phi], E[g] and E[f].
compute_message_to_parent(parent, index, u, …) Compute a message to a parent.
compute_moments_and_cgf(phi[, mask]) Compute the moments and the cumulant-generating function.
compute_phi_from_parents(u_mu, u_Lambda, …) Compute the natural parameters using parents’ moments.
compute_rotation_bound(u, u_mu_Lambda, u_A_V, R)
compute_weights_to_parent(index, weights) Maps the mask to the plates of a parent.
plates_from_parent(index, plates) Compute the plates using information of a parent node.
plates_to_parent(index, plates) Computes the plates of this node with respect to a parent.
random(*params[, plates]) Draw a random sample from the distribution.
rotate(u, phi, R[, inv, logdet])