simpeg.directives.Update_IRLS

class simpeg.directives.Update_IRLS(max_irls_iterations=20, update_beta=True, beta_search=False, coolingFactor=2.0, coolingRate=1, **kwargs)

Bases: InversionDirective

Attributes

beta_search	Whether to do a beta search.
coolingFactor	Beta is divided by this value every coolingRate iterations.
coolingRate	Cool after this number of iterations.
debug	verbose.debug has been deprecated.
dmisfit	Data misfit associated with the directive.
invProb	Inverse problem associated with the directive.
inversion	Inversion object associated with the directive.
max_irls_iterations	Maximum irls iterations.
opt	Optimization algorithm associated with the directive.
reg	Regularization associated with the directive.
simulation	Return simulation for all data misfits.
survey	Return survey for all data misfits
update_beta	Whether to update beta.
verbose	Whether or not to print debugging information.

beta_ratio_l2
start
target

Methods

angleScale()	Update the scales used by regularization for the different block of models
endIter()	Update inversion parameter(s) according to directive at end of iteration.
finish()	Update inversion parameter(s) according to directive at end of inversion.
initialize()	Initialize inversion parameter(s) according to directive.
stopping_criteria()	Check for stopping criteria of max_irls_iteration or minimum change.
validate(directiveList)	Validate directive.

start_irls

Galleries and Tutorials using simpeg.directives.Update_IRLS

Maps: ComboMaps

Maps: ComboMaps

PF: Gravity: Tiled Inversion Linear

PF: Gravity: Tiled Inversion Linear

Magnetic inversion on a TreeMesh

Magnetic inversion on a TreeMesh

Magnetic inversion on a TreeMesh

Magnetic inversion on a TreeMesh

Magnetic Amplitude inversion on a TreeMesh

Magnetic Amplitude inversion on a TreeMesh

PF: Gravity: Laguna del Maule Bouguer Gravity

PF: Gravity: Laguna del Maule Bouguer Gravity

Sparse Norm Inversion of Gravity Anomaly Data

Sparse Norm Inversion of Gravity Anomaly Data

Sparse Inversion with Iteratively Re-Weighted Least-Squares

Sparse Inversion with Iteratively Re-Weighted Least-Squares

1D Inversion of for a Single Sounding

1D Inversion of for a Single Sounding

1D Inversion of Time-Domain Data for a Single Sounding

1D Inversion of Time-Domain Data for a Single Sounding

Sparse Norm Inversion of 2D Seismic Tomography Data

Sparse Norm Inversion of 2D Seismic Tomography Data

Sparse Norm Inversion for Total Magnetic Intensity Data on a Tensor Mesh

Sparse Norm Inversion for Total Magnetic Intensity Data on a Tensor Mesh

Sparse 1D Inversion of Sounding Data

Sparse 1D Inversion of Sounding Data

2.5D DC Resistivity Inversion with Sparse Norms

2.5D DC Resistivity Inversion with Sparse Norms