get_optimizer

mrinufft.extras.get_optimizer(method_name, *args, **kwargs)

Get the optimizer function from its name.

Available methods are:

Key	Function
"lsqr"	lsqr(operator, kspace_data, damp=0.0, atol=1e-06, btol=1e-06, conlim=100000000.0, max_iter=100, x0=None, x_init=None, callback=None, progressbar=True)
"lsmr"	lsmr(operator, kspace_data, damp=0.0, atol=1e-06, btol=1e-06, conlim=100000000.0, max_iter=100, x0=None, x_init=None, callback=None, progressbar=True)
"cg"	cg(operator, kspace_data, damp=0.0, x0=None, x_init=None, max_iter=10, tol=0.0001, progressbar=True, callback=None)

Parameters:

• method_name (str) – The name of the method to retrieve.

• *args – Arguments to pass to the method if it is callable.

• **kwargs – Arguments to pass to the method if it is callable.

Returns:

• The method corresponding to the given name, or the result of calling it with the

• provided arguments.

Raises:

ValueError – If the method name is not found in the registry.