Speech Perception Flashcards
1
Q
Define categorical speech perception.
A
When acoustics are manipulated so that a spech sound gradually shifts, the shift is categorical rather than continous.
Infants are “universal discriminators” until about 9months.
In adults, reaction time studies show that acoustic differences may be discriminated, but the same sounds are still categorised as same speech sound.
A native Japanese speaker will have difficulties discriminating between “l” and “r”,
2
Q
What are the processes involved in speech perception and comprehension?
A
- Decode acoustic signal in phonetic sements
- Identify syllables and words
- Word recognition
- Comprehension
- Integrate into context
3
Q
What are some difficulties of speech perception?
A
- Individual differences
- Rapid speech production
- Adverse listening conditions
- Segmentation problem
- Co-articulation
4
Q
How do we segment speech?
A
Certain sequences of sounds are never found together within a syllable.
Constrained by words that are possible in the language.
Stress Pattern
