Unbalanced train segments for Train whistle

The sound of an audible signaling device on a steam locomotive used to warn that the train is approaching, and to communicate with rail workers. Wikipedia

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We estimate this class has medium quality

In a random sample of videos for this class, we found 6 / 10 (60%) were accurate. Note that quality in the unbalanced training set may be significantly lower. Learn more.
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Unbalanced train videos for Train whistle (642)