GNGTS 2023 - Atti del 41° Convegno Nazionale

Session 3.2 ___ GNGTS 2023 Figure 1. The aerial view of the acquisition line (shown in red) and the truck passage (shown in blue). Figure 2. a) an example of the passive recordings. The red arrow shows the most energetic trace that is used as the virtual source. b) The computed seismograms after cross-correlation of all the traces in subsection (a) with the virtual source. c) An example of active recordings where the position of the active source is near to the virtual source in subsection (a).