Bases: astropy.modeling.Fittable1DModel
One dimensional log parabola model (sometimes called curved power law).
| Parameters: | amplitude : float
x_0 : float
alpha : float
beta : float
|
|---|
Notes
Model formula (with
for amplitude and
for alpha and
for beta):
Attributes Summary
| alpha | |
| amplitude | |
| beta | |
| param_names | |
| x_0 |
Methods Summary
| evaluate(x, amplitude, x_0, alpha, beta) | One dimensional log parabola model function |
| fit_deriv(x, amplitude, x_0, alpha, beta) | One dimensional log parabola derivative with respect to parameters |
Attributes Documentation
Methods Documentation
One dimensional log parabola model function
One dimensional log parabola derivative with respect to parameters