Study on Multiple Fractal Analysis and Response Characteristics of Acoustic Emission Signals from Goaf Rock Bodies.

Sensors (Basel) · 2022 · PMC9002906 · PMID 35408359

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an increasing trendno p-value reported

Simultaneously, the fluctuation scale factor Δ f ( α ) keeps decreasing until the lowest point, and then shows an increasing trend until it reaches a stable state.

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a decreasing trendno p-value reported

The fractal dimension showed a decreasing trend with the increase of the load intensity.

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