From Glottopedia
Revision as of 19:29, 21 February 2009 by Wohlgemuth (talk | contribs) (utrecht)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search

Fluctuations in amplitude. Like jitter, measures of shimmer serve as an index of vocal stability. Excessive shimmer has been tied to the perception of hoarseness. A mean amplitude difference of 0.7 dB or variation less than about 7% of the mean amplitude may be expected in a sustained phonation produced by a normal speaker.


CAT This article needs proper categorization. You can help Glottopedia by categorizing it
Please do not remove this block until the problem is fixed.