Bioacoustics & Ecoacoustics Glossary

spectrogram

https://glossary.acousti.cloud/spectrogram

en

"A visual representation of the matrix derived from an FFT, with time on the x-axis, frequency on the y-axis, and amplitude values reflected with a colour or intensity gradient." (from the Acoustic Index User's Guide)

Reference: [1] Ross et al. (2023), Functional Ecology, glossary of key terms. https://doi.org/10.1111/1365-2435.14275; Bradfer-Lawrence et al. (2023), Methods in Ecology and Evolution, glossary of key ecoacoustic terms. https://doi.org/10.1111/2041-210X.14194; Erbe et al. (2022), Exploring Animal Behavior Through Sound, Terms and Definitions. https://doi.org/10.1007/978-3-030-97540-1_4