Research Article
The Campi Flegrei Blind Test: Evaluating the Imaging Capability of Local Earthquake Tomography in a Volcanic Area
Table 2
Main parametres and settings adopted by the different methods.
| | | CAT3D + NLL | SIM14 | SIM28 | TLR3 |
| | Number of grid nodes | Initial: | | | Inversion: | | Final: | Ray tracing: |
| | Node distance (m) | Initial: | Variable from 1 to 3 km | | Inversion: 200 m | | Final: | Ray tracing: 100 m |
| | Number of used readings | 3338 P-1909 S | 3575 P-1934 S | 1960 P-1294 S | |
| | Number of events | 451 | 510 | 248 | 550 |
| | Number of iterations | 5 | 7 | 5 | 12 |
| | Total rms residual(s) | 0.092 | 0.078 | 0.039 | 0.034 |
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