Package paramz :: Module transformations :: Class Transformation

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Class Transformation

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Instance Methods

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f(self, opt_param)

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finv(self, model_param)

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log_jacobian(self, model_param)
compute the log of the jacobian of f, evaluated at f(x)= model_param

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log_jacobian_grad(self, model_param)
compute the drivative of the log of the jacobian of f, evaluated at f(x)= model_param

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gradfactor(self, model_param, dL_dmodel_param)
df(opt_param)_dopt_param evaluated at self.f(opt_param)=model_param, times the gradient dL_dmodel_param,

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gradfactor_non_natural(self, model_param, dL_dmodel_param)

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initialize(self, f)
produce a sensible initial value for f(x)

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plot(self, xlabel='transformed $\\theta$', ylabel=' $\\theta$ ', axes=None, *args, **kw) source code

__str__(self)
str(x)

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__repr__(self)
repr(x)

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Inherited from object: __delattr__, __format__, __getattribute__, __hash__, __init__, __reduce__, __reduce_ex__, __setattr__, __sizeof__, __subclasshook__

Static Methods

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a new object with type S, a subtype of T

__new__(cls, *args, **kwargs)

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Class Variables

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domain = None
hash(x)

_instance = None
hash(x)

Properties

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Inherited from object: __class__

Method Details

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new(cls, *args, **kwargs)
Static Method

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Returns: a new object with type S, a subtype of T
Overrides: object.__new__: (inherited documentation)

gradfactor(self, model_param, dL_dmodel_param)

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df(opt_param)_dopt_param evaluated at self.f(opt_param)=model_param, times the gradient dL_dmodel_param,

i.e.: define

.. math:

   rac{rac{\partial L}{\partial f}\left(\left.\partial f(x)}{\partial x}
ight|_{x=f^{-1}(f)
ight)}

str(self)
(Informal representation operator)

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str(x)

Overrides: object.__str__: (inherited documentation)

repr(self)
(Representation operator)

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repr(x)

Overrides: object.__repr__: (inherited documentation)

Class Transformation

__new__(cls, *args, **kwargs) Static Method

gradfactor(self, model_param, dL_dmodel_param)

__str__(self) (Informal representation operator)

__repr__(self) (Representation operator)

new(cls, *args, **kwargs)
Static Method

str(self)
(Informal representation operator)

repr(self)
(Representation operator)