n. Any of various devices which accept a stretch of speech (or other sounds) as input and produce as output a recording or display representing an analysis of the input, usually a graph with frequency on the vertical axis and time on the horizontal...

n. A sound spectrogram, or any similar visual display of the acoustic features of an individual’s voice, when such a display is regarded as a reliable guide to identifying the individual whose voice is exhibited, as is sometimes claimed to be...

Product of a spectral analysis that graphically represents the acoustic features of sounds such as amplitude, quantity, frequency. ( also spectrograph, visible...

n. The trade name of a widely used variety of sound...

The spectrogram is the result of calculating the frequency spectrum of windowed frames of a compound signal. It is a three-dimensional plot of the energy of the frequency content of a signal as it changes over time. Spectrograms are used to identify...