Cookbook¶

Here you’ll find some recipes for doing common tasks using Fatiando, like generating synthetic data, running inversions, and plotting things.

Tip

You can download .py files of the recipes by clicking on the “Download source code” link below the recipe title.

Meshes and geometric objects¶

Regular grids and irregularly spaced data¶

Gravity and magnetics¶

GravMag: Interactive 2D forward modeling with polygons
GravMag: 2D forward modeling with polygons
GravMag: 2D gravity inversion for the relief of a basin
GravMag: Simple gravity inversion for the relief of a 2D trapezoidal basin
GravMag: Simple gravity inversion for the relief of a 2D triangular basin
GravMag: Use the Polynomial Equivalent Layer to reduce a magnetic total field anomaly to the pole
GravMag: Use the polynomial equivalent layer to upward continue gravity data
GravMag: Use an equivalent layer to reduce a magnetic total field anomaly to the pole
GravMag: Use an equivalent layer to upward continue gravity data
GravMag: Forward gravity modeling using a stack of 3D polygonal model
GravMag: Forward modeling of the gravitational potential and its derivatives using 3D model
GravMag: Forward modeling of the gravity anomaly and gravity gradient tensor using model
GravMag: Forward modeling of the gravitational potential and its derivatives using tesseroids
GravMag: 3D gravity inversion by planting anomalous densities using harvester (more complex interactive example)
GravMag: 3D gravity gradient inversion by planting anomalous densities using harvester (with non-targeted sources)
GravMag: Using data weights in 3D inversion using harvester
GravMag: 3D imaging using the Generalized Inverse method on synthetic gravity data (more complex model + noisy data)
GravMag: 3D imaging using the migration method on synthetic gravity data (more complex model + noisy data)
GravMag: 3D imaging using the sandwich model method on synthetic gravity data (simple example)
GravMag: 3D forward modeling of total-field magnetic anomaly using polygonal prisms
GravMag: 3D forward modeling of total-field magnetic anomaly using rectangular prisms (model with induced and remanent magnetization)
GravMag: 3D forward modeling of total-field magnetic anomaly using spheres
GravMag: Use the DipoleMagDir class to estimate the magnetization direction of dipoles with known centers
GravMag: Calculate the gravity disturbance and Bouguer anomaly for Hawaii
GravMag: Center of mass estimation using the first eigenvector of the gravity gradient tensor (simple model)
GravMag: Center of mass estimation using the first eigenvector of the gravity gradient tensor (2 sources with expanding windows)
GravMag: Calculate the gravity gradient tensor invariants
GravMag: Generate synthetic gradient tensor data from polygonal prisms
GravMag: Generate noise-corrupted gravity gradient tensor data
GravMag: Calculating the derivatives of the gravity anomaly using FFT
GravMag: Reduction to the pole of a total field anomaly using FFT
GravMag: Calculate the analytic signal of a total field anomaly using FFT
GravMag: Upward continuation of noisy gz data

Cookbook¶

Meshes and geometric objects¶

Regular grids and irregularly spaced data¶

Gravity and magnetics¶

Seismology and seismics¶

Visualization¶

Geothermal¶