Table 2 Sets of descriptors extracted from the temporal evolution of frame-level features and the number of descriptors per frame level feature.
From: Ecological Acoustics Perspective for Content-Based Retrieval of Environmental Sounds
Name | Description | No. desc. |
|---|---|---|
mv | mean and variance | 2 |
mvd | mv, derivatives | 6 |
mvdad | mvd, log attack time and decay | 8 |
mvdadt | mvdad, temp. centroid, kurtosis, skewness, flatness | 12 |