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Keywords: characteristic frequency extraction
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Proceedings Papers

Proc. ASME. QNDE2021, 2021 48th Annual Review of Progress in Quantitative Nondestructive Evaluation, V001T11A005, July 28–30, 2021
Paper No: QNDE2021-74993
... acoustics; Adaptive spectrum matching; Characteristic frequency extraction; 1. INTRODUCTION In underwater environments such as the ocean, the gas escape can be caused by pipeline damage [1], subsea cold springs [2], leaks of combustible methane gas [3], and carbon sequestration failures [4]. The gas...