Laser additive manufacturing: Listening for defects as they happen
https://www.sciencedaily.com/releases/2023/12/231205114749.htm
A pivotal moment in the research was the introduction of an adaptive filtering technique
by signal processing expert Giulio Masinelli from Empa.
"This filtering approach," Masinelli emphasized, "
allows us to discern, with unparalleled clarity,
the relationship between defects and the accompanying
acoustic signature."
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