... for forecasting the onset of the dynamics events (Priestley, 1981; Lu et al., 2012). Upstream Oil & Gas AE signal kHz machine learning eigenvalue contribution rate eigenfrequency time series precursor periodicity Artificial Intelligence isrm international symposium component wave main...

...×0.2 mm. The acoustic emissions generated are recorded in low frequency range of 20 Hz-22 kHz, which covers 90% of emitted events in geological materials. In a comprehensive manner, the results are promising and indicate capability of a single PZT patch in condition monitoring of rocks using both EMI...