simpeg.electromagnetics.time_domain.Simulation1DLayered#
- class simpeg.electromagnetics.time_domain.Simulation1DLayered(survey=None, time_filter='key_81_2009', **kwargs)[source]#
Bases:
BaseEM1DSimulationSimulation class for simulating the TEM 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
Counterobject to store iterations and run-times.DC magnetic susceptibility for viscous remanent magnetization contribution (SI)
HasModel.deleteTheseOnModelUpdate has been deprecated.
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.
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).
The survey for the simulation Returns ------- simpeg.electromagnetics.time_domain.survey.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.
time_filter
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.time_domain.Simulation1DLayered#
1D Forward Simulation with Chargeable and/or Magnetic Viscosity
1D Inversion of Time-Domain Data for a Single Sounding