Head Related Transfer Function

The frequency response between the point in space where a sound source is located, and the ear, due to anatomical features of the head, upper torso and pinnae. These features shape the response in such a way as to allow the ear to localize a sound source in space.

See also: Binaural, Interaural Cross-Correlation Coefficient, Interaural Fluctuation Strength, Interaural Level Difference, Interaural Phase Difference, Interaural Time Difference, Psychoacoustics.