A two-dimensional visual display of speech with time on one axis and frequency on the other is known as a ________________.

Question

Quizplus · Accepted Answer

The description matches that of a spectrogram, which is a visual representation of the frequency components of a sound signal over time. A frequency plot typically only shows the distribution of frequencies in a sound, while a wavelength-time graph is not a commonly used term in the field of speech and audio analysis. "Two-dimensional speech graph" is not a standard term either.

A Two-Dimensional Visual Display of Speech with Time on One