Intelligent Debonding Detection in GFRP Rock Bolts via Piezoelectric Time Reversal and CNN-SVM Model.

Sensors (Basel) · 2025 · PMC12693856 · PMID 41374583

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an increasing trendno p-value reported

When the debonding location changes, the amplitude remains stable, while the main peak frequency increases by 4.94% in simulations and shifts to higher frequencies experimentally, and the energy exhibits an increasing trend.

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