VOWELS IN STANDARD AUSTRIAN GERMAN - Acoustics ...

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u
i
o
ö
ü
e
a
69
u:
ö:
dist(tF)
hclust (*, "average")
Vowels in Standard Austrian German
Figure 4.7: Cluster analysis for number of periods of long/tense and short/lax vowels in
stressed positions, logatome reading task, speaker sp012.
For the other two tasks, the sentence reading task and the spontaneous speech task, the
discriminatory ability of duration decreases step by step, till it finally stops fulfilling
this function in unstressed positions (see Table 4.5 and 4.6: the results of the logatome
reading task are repeated for better comparison):
a:
ü:
i:
e:
o: