soogo.model.rbf_kernel module

Radial Basis Kernel Functions.

class soogo.model.rbf_kernel.CubicRadialBasisFunction

Bases: RadialBasisFunction

__call__(r)

Call self as a function.

grad_over_r(r)

Gradient of the radial function.

static polynomial_tail_order() → int

Return the order of the polynomial tail.

Return type:

int

Returns:

Order of the polynomial tail, or -1 if no polynomial tail is present.

class soogo.model.rbf_kernel.LinearRadialBasisFunction

Bases: RadialBasisFunction

__call__(r)

Call self as a function.

static polynomial_tail_order() → int

Return the order of the polynomial tail.

Return type:

int

Returns:

Order of the polynomial tail, or -1 if no polynomial tail is present.

class soogo.model.rbf_kernel.RadialBasisFunction

Bases: ABC

Base class for radial basis functions used in RBF models.

abstractmethod __call__(r)

Call self as a function.

grad(r)

Gradient of the radial function.

grad_over_r(r)

Gradient of the radial function.

hess(r)

Hessian of the radial function.

static polynomial_tail_order() → int

Return the order of the polynomial tail.

Return type:

int

Returns:

Order of the polynomial tail, or -1 if no polynomial tail is present.

class soogo.model.rbf_kernel.ThinPlateRadialBasisFunction(safe_r=2.2250738585072014e-308)

Bases: RadialBasisFunction

__call__(r)

Call self as a function.

grad_over_r(r)

Gradient of the radial function.

static polynomial_tail_order() → int

Return the order of the polynomial tail.

Return type:

int

Returns:

Order of the polynomial tail, or -1 if no polynomial tail is present.