A set of impact sounds that were produced using four rods with the same length and diameter but made of different materials. A wooden rod, with a much shorter length but the same diameter, was used as a mallet. Several impacts were recorded for each rod, and the location of the impacts as well as the impact force varied slightly from one instance to the other. The sounds were digitized using a sampling frequency of 44100 Hz.
darkEdgeBakerAligned.mat - matrix of sounds from impacts on the edge of a steel rod.
darkCenterBakerAligned.mat - matrix of sounds from impacts on the center of a steel rod.
blueEdgeBakerAligned.mat - matrix of sounds from impacts on the edge of a zinc plated steel rod.
blueCenterBakerAligned.mat - matrix of sounds from impacts on the center of a zinc plated steel rod.
woodEdgeBakerAligned.mat - matrix of sounds from impacts on the edge of a wooden rod.
woodCenterBakerAligned.mat - matrix of sounds from impacts on the center of a wooden rod.
alEdgeBakerAligned.mat - matrix of sounds from impacts on the edge of an aluminum rod.
alEdgeBakerAlignedPartII.mat - matrix with some more sounds from impacts on the edge of an aluminum rod.
alCenterBakerAligned.mat - matrix of sounds from impacts on the center of an aluminum rod.
If you use this data set, please cite the following paper:
S. Cavaco and M. S. Lewicki, Statistical Modeling of Intrinsic Structures
in Impact Sounds,
Journal of the Acoustical Society
of America, vol. 121, n. 6, pages 3558-3568, June 2007.
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