Ch 12 Psych of Perception--Sound Localization

Psych of Perception

29 cards   |   Total Attempts: 182
  

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Acoustic Shadow
The shadow created by the head that decreases the level of high-frequency sounds on the opposite side of the head. This is the basis of the localiation cue of interaural level difference. (ILD)
Architectural acoustics
The study of how sounds are reflected in rooms. an important concern for this is how these reflected sounds change the quality of the sounds we hear
Auditory localization
The perception of the location of a sound source
Auditory scene
The sound environment, which includes the location and qualities of individual sound sources
Auditory scene analysis
The process by which listeners sort superimposed vibrations into separate sounds
Auditory space
Perception of where sounds are located in space. ______ extends around a listener's head in all directions, existing wherever there is a sound.
Auditory stream segregation
The effect that occurs when a series of tones that differ in pitch or timbre are played so that the tones become perceptually separated into simultaneously occurring independent streams of sound
Azimuth coordinate
In hearing, specifies location that vary from left to right relative to the listener
Sounbinaural cue
Sound localization that involves both ears
Cone of confusion
A surface in the shape of a cone that extends out from the ear. Sounds originating from different locations on this surface all have the same interaural level of difference and interaural time difference, so information provided by these cues is ambiguous.
Direct sound
Sound that is transmitted directly from a sound source to the ears
Distance coordinate
In hearing, this coordinate specifies how far the sound source is from the listener
Elevation coordinate
In hearing, sound locations that are up and down relative to the listener
Indirect sound
Sound that reaches the ears after being reflected from a surface such as a room's walls
Interaural level of difference (ILD)
The greater level of a sound at the closer ear when a sound source is positioned closer to one ear than to the other. this effect is most pronounced for high-frequency tones. the _____ provides a cue for sound localization.