Dataset for the seismically monitored experiments of free-fall granular masses

<p>Datasets related to the paper "Experiments on Landquakes Generated by Free-fall Granular Masses: Implications for Rockfall Impacting Dynamics", submitted to <em>Earth and Space Science</em>.</p> <p>S1_images_the&nbsp;dynamic evolution of the free-fall granular masses tracked by a high-speed camera.</p> <p>S2_data_ data of vertical acceleration signals for all tests recorded by an accelerometer.</p> <p>S3_data_ data of the extracted seismic parameters including maximum seismic amplitude, mean frequency and radiated seismic energy for all tests.</p> <p>S4_data_ data supporting the relationships between intermediate functions associated with the maximum seismic amplitude, mean frequency and seismic energy and number of particles.</p> <p>S5_data_ data supporting the successive velocity profiles and acceleration profiles along the vertical direction of the granular mass.</p> <p>S6_data_ data supporting the relationships between the ratio of components in a granular mass contributing to the maximum seismic amplitude with the number of layers.</p> <p>S7_data_data supporting the relationships between intermediate coefficients associated with the maximum seismic amplitude, mean frequency and seismic energy and the number of layers of granular masses.</p> <p>S8_data_&nbsp;data of spectrogram of condition D5 computed using Stockwell transform based on the acceleration signals recorded by an accelerometer.</p> <p>S9_data_ data supporting the evolutions of horizontal and vertical motion components of granular masses of tests C1-C5 over time.</p> <p>S10_data_ data supporting the relationships between characteristic frequency and the velocity vector of granular masses of series C, D, E and F.</p>