simpeg.electromagnetics.frequency_domain.Simulation1DLayered#
- class simpeg.electromagnetics.frequency_domain.Simulation1DLayered(survey=None, **kwargs)[source]#
Bases:
BaseEM1DSimulation
Simulation class for simulating the FEM response over a 1D layered Earth for a single sounding.
Attributes
Frequency Dependency for Cole-Cole model, 0 < c < 1
A list of solver objects to clean when the model is updated
SimPEG
Counter
object to store iterations and run-times.DC magnetic susceptibility for viscous remanent magnetization contribution (SI)
A list of properties stored on this object to delete when the model is updated
layer depths
Intrinsic chargeability (V/V), 0 <= eta < 1
Whether to fix the sensitivity matrix.
Receiver height (m), h > 0 physical property model.
Derivative of Receiver Height (m), h > 0 wrt the model.
Mapping of the inversion model to Receiver Height (m), h > 0.
The hankel filter used.
Mesh for the simulation.
The inversion model.
Magnetic permeability at infinite frequency (si) physical property model.
Derivative of Magnetic permeability at infinite frequency (SI) wrt the model.
Mapping of the inversion model to Magnetic permeability at infinite frequency (SI).
Length of filter
number of layers
The number of integration points for each segment of line current sources.
True if a model is necessary
Electrical resistivity (ohm m) physical property model.
Derivative of Electrical resistivity (Ohm m) wrt the model.
Mapping of the inversion model to Electrical resistivity (Ohm m).
Path to directory where sensitivity file is stored.
Electrical conductivity at infinite frequency (s/m) physical property model.
Derivative of Electrical conductivity at infinite frequency (S/m) wrt the model.
Mapping of the inversion model to Electrical conductivity at infinite frequency (S/m).
Numerical solver used in the forward simulation.
Solver-specific parameters.
The simulations survey.
Time constant for Cole-Cole model (s)
Lower bound for log-uniform distribution of time-relaxation constants for viscous remanent magnetization (s)
Upper bound for log-uniform distribution of time-relaxation constants for viscous remanent magnetization (s)
Layer thicknesses (m) physical property model.
Derivative of layer thicknesses (m) wrt the model.
Mapping of the inversion model to layer thicknesses (m).
Topography.
Verbose progress printout.
Methods
Jtvec
(m, v[, f])Compute the Jacobian transpose times a vector for the model provided.
Jtvec_approx
(m, v[, f])Approximation of the Jacobian transpose times a vector for the model provided.
Jvec
(m, v[, f])Compute the Jacobian times a vector for the model provided.
Jvec_approx
(m, v[, f])Approximation of the Jacobian times a vector for the model provided.
compute_complex_mu
(frequencies)Computes the complex magnetic permeability matrix assuming a log-uniform distribution of time-relaxation constants:
compute_complex_sigma
(frequencies)Computes the complex conductivity matrix using Pelton's Cole-Cole model:
dpred
(m[, f])Return predicted data.
fields
(m)This method evaluates the Hankel transform for each source and receiver and outputs it as a list.
make_synthetic_data
(m[, relative_error, ...])Make synthetic data for the model and Gaussian noise provided.
residual
(m, dobs[, f])The data residual.
depth_of_investigation_christiansen_2012
getJ
getJtJdiag
get_coefficients
get_threshold
Galleries and Tutorials using simpeg.electromagnetics.frequency_domain.Simulation1DLayered
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1D Forward Simulation for a Single Sounding
1D Forward Simulation for a Susceptible and Chargeable Earth
1D Inversion of for a Single Sounding