InverseSIP

class astropy.modeling.polynomial.InverseSIP(ap_order, bp_order, ap_coeff={}, bp_coeff={}, n_models=None, model_set_axis=None, name=None, meta=None)[source]

Bases: astropy.modeling.Model

Inverse Simple Imaging Polynomial

Parameters
ap_orderint

order for the inverse transformation (AP coefficients)

bp_orderint

order for the inverse transformation (BP coefficients)

ap_coeffdict

coefficients for the inverse transform

bp_coeffdict

coefficients for the inverse transform

Attributes Summary

inputs

outputs

Methods Summary

__call__(self, x, y[, model_set_axis, …])

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

evaluate(self, x, y)

Evaluate the model on some input variables.

Attributes Documentation

inputs = ('x', 'y')
outputs = ('u', 'v')

Methods Documentation

__call__(self, x, y, 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.

evaluate(self, x, y)[source]

Evaluate the model on some input variables.