Ch. 11 - Theories of Speech Perception Flashcards
(18 cards)
meaning “does not change”
Invariant
T or F
When a phoneme is produced, it always have the same acoustic properties
F
One of the challenges in speech perception is the lack of clear ___ between phonemes
boundaries
process of simplifying an acoustic signal by smoothing out variability/noise in order to get to the “essence” of the signal
Normalization
perception of an auditory stimulus on a continuously changing dimension that belongs to 2+ categories
Categorical perception
simultaneous perception of speech and nonspeech stimuli extracted from segments of speech signal
Duplex perception
This man made a film to test what would subjects would hear if visual and aural stimuli contradicted each other
McGurk
sine waves that track center frequencies of F1, F2 and F3 of naturally produced sentence
Sinewave speech
what’s the main difference between top-down and bottom-up speech perception theories?
BU: all the info for perception is inherent in acoustic signal
TD: listener needs more info than the acoustic signal to understand, like context clues
active/passive speech perception theories have to do with how much speech perception requires active processing, or is ___, vs happens automatically, or is ___
active; passive
autonomous speech perception theories posit that processing happens in a ___ system, while interactive theories posit processing happens in a ___ system
closed; open
The ___ theory of speech perception states that speech perception is based on articulatory gestures of speech
speech
babies can start to hear big differences in auditory cues by ___ months
4
this language theory proports that phonemic categories of one’s native language are organized as prototypes
native language magnet theory
in the voice and speech world, computerized recording and/or analysis
Instrumentation
the motor theory of speech perception is largely a __-down theory
top
in the acoustic landmark theory, articulator ___ landmarks give spectral info around landmarks
bound
in the acoustic landmark theory, articulator ___ landmarks give spectral info of the landmarks themselves
free
