pymc.gp.cov.Cosine

class pymc.gp.cov.Cosine(input_dim, ls=None, ls_inv=None, active_dims=None)

The Cosine kernel.

\[k(x, x') = \mathrm{cos}\left( 2 \pi \frac{||x - x'||}{ \ell^2} \right)\]

Methods

Cosine.__init__(input_dim[, ls, ls_inv, ...])
Cosine.diag(X)
Cosine.euclidean_dist(X, Xs)
Cosine.full(X[, Xs])
Cosine.full_from_distance(dist[, squared])
Cosine.power_spectral_density(omega)
Cosine.square_dist(X, Xs)

Attributes

n_dims

The dimensionality of the input, as taken from the active_dims.