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Dataset
Scratch
The sound of a hard, sharp point of contact leaving a permanent groove in a hard surface.
WordNet
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Class breakdown
Dataset
Number of videos
Duration hours
Overall
397
1.1
Evaluation
60
0.2
Balanced train
60
0.2
Unbalanced train
277
0.8
Learn more about the dataset parts.
We estimate this class has medium quality
In a random sample of videos for this class, we found 5 / 10 (50%) were accurate. Note that quality in the unbalanced training set may be significantly lower.
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Evaluation videos for Scratch
60
videos
0.2
hours
View all 60 videos
Balanced train videos for Scratch
60
videos
0.2
hours
View all 60 videos
Unbalanced train videos for Scratch
277
videos
0.8
hours
View all 277 videos