Scale

class astropy.modeling.functional_models.Scale(factor=1, **kwargs)

Bases: astropy.modeling.Fittable1DModel

Multiply a model by a factor.

Parameters:

factor : float

Factor by which to scale a coordinate.

Attributes Summary

factor
fittable
input_units
input_units_allow_dimensionless
input_units_strict
inputs
linear
outputs
param_names

Methods Summary

__call__(x[, model_set_axis, ...])	Evaluate this model using the given input(s) and the parameter values that were specified when the model was instantiated.
evaluate(x, factor)	One dimensional Scale model function
fit_deriv(x, *params)	One dimensional Scale model derivative with respect to parameter

Attributes Documentation

factor

fittable = True

input_units

input_units_allow_dimensionless = True

input_units_strict = True

inputs = ('x',)

linear = True

outputs = ('x',)

param_names = ('factor',)

Methods Documentation

__call__(x, model_set_axis=None, with_bounding_box=False, fill_value=nan, equivalencies=None)

Evaluate this model using the given input(s) and the parameter values that were specified when the model was instantiated.

static evaluate(x, factor)

One dimensional Scale model function

static fit_deriv(x, *params)

One dimensional Scale model derivative with respect to parameter