The Perception of Prominence Patterns

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The Perception of Prominence Patterns

• Klaus J. Kohler
• IPDS, Kiel
• Audio illustrations and graphs in a ppt file made
  available as an online supplement at
  http//www.karger.com/

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f0 manipulation in 2nd syllable of baba1-st
steps lowering and raising of mid-vowel point
Slide 1
3
Complementary duration changes in baba syllables
in series with flat-pitch and 1-st lowering

• 1st syllable vowel duration
• 30, 20, 10, 0, -10, -20, -30
• complementary 2nd syllable vowel duration
• -30, -20, -20, 0, 10, 20, 30
• stop release, 1st period and last 4 periods
  excluded from lengthening/shortening

-1 st
flat
Slide 2
4
Complementary amplitude envelope changes in baba
syllables in series with flat-pitch and 1-st
lowering
3db 2db 1db 0db -1db -2db -3db
flat
-1 st
b
first a
second a
-4db
Slide 3
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Scaling of pitch, energy and duration

• Ordering stimuli in a computer-aided
  discrimination test
• 3 anchors
• each end and the centre stimulus of the series of
  7 pitch stimuli
• stimuli systematically varied in their
  combination of pitch, energy and duration values

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-4st equal dur -1010dur -2020dur

Slide 4