astropy:docs

LinearLSQFitter

class astropy.modeling.fitting.LinearLSQFitter[source] [edit on github]

Bases: astropy.modeling.fitting.Fitter

A class performing a linear least square fitting.

Uses numpy.linalg.lstsq to do the fitting. Given a model and data, fits the model to the data and changes the model’s parameters. Keeps a dictionary of auxiliary fitting information.

Parameters :

model : an instance of ParametricModel

Raises :

ModelLinearityError :

A nonlinear model is passed to a linear fitter

Attributes Summary

supported_constraints list() -> new empty list

Attributes Documentation

supported_constraints = ['fixed']

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