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TomoATT/examples/eg2_earthquake_location/README.md
2025-12-17 10:53:43 +08:00

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# earthquake location
This is a toy model to invert traveltimes for locating earthquakes (Figure 8a.)
Reference:
[1] J. Chen, M. Nagaso, M. Xu, and P. Tong, TomoATT: An open-source package for Eikonal equation-based adjoint-state traveltime tomography for seismic velocity and azimuthal anisotropy, submitted.
https://doi.org/10.48550/arXiv.2412.00031
Python modules are required to initiate the inversion and to plot final results:
- h5py
- PyTomoAT
- Pygmt
- gmt
Run this example:
1. Run bash script `bash run_this_example.sh` to execute the test.
2. After inversion, run `plot_output.py` to plot the results.
The initial and true models:
![](img/model_setting.jpg)
The location results:
![](img/model_loc.jpg)