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Article | REF: R6140 V1

Acoustic perception and sound quality

Author: Étienne PARIZET

Publication date: December 10, 2006

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2. Perceptual test methods

It's worth remembering that these tests can have a variety of purposes: to assess the acceptability of a prototype's sound, to compare it with competing models or, more generally, to identify the sound dimensions (i.e. aspects of timbre) involved in the perception of noise produced by a particular type of object.

A large number of methods are available, some of which have their origins in more fundamental research in psychophysics (see a useful introduction in [5] ). The complexity of their implementation, as well as the results they can deliver, can vary widely. We will mention just a few of these methods:

  • estimate of size ;

  • absolute valuation ;

  • semantic differentials ;

    • ...
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