This dataset contains six types of Phi-OTDR events, including background noises, digging, knocking, shaking, watering and walking, in total of 15,419 samples. The data is divided into training set and ...

A knocking sound from the engine often triggers worst-case assumptions, but piston slap is a far more common—and usually less dangerous—culprit. It occurs when a piston lightly contacts the cylinder ...

We may receive a commission on purchases made from links. Nothing can set your pulse racing like mysterious noises coming from somewhere in your home's rafters. Nothing, that is, except coming face to ...

Abstract: With the fast development of advanced communication systems, wideband low-noise amplifiers (LNAs) have become more and more critical as they determine the overall performance of the ...

The first time I heard brown noise, I was instantly lulled into a state of deep relaxation. The tones were much more velvety and lower-pitched than the better-known sound of white noise, which, to me, ...

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There are grunts and growls, knocks and croaks — but the wild sounds detected by a team of British Columbia researchers don’t belong to any of the province’s famous forest creatures. The noises are ...

Many homeowners notice that plumbing noise becomes more prominent at night. Sounds such as knocking, ticking, banging, humming, or rushing water often seem louder when the building is quiet. While ...

Several astronauts have described seeing glowing objects or hearing unexplained knocking noises while orbiting Earth. The US government seems to have a clear message for white nationalists ICE agent ...