ANSI S3.5-1997
Methods for the Calculation of the Articulation Index

Standard No.

ANSI S3.5-1997

Release Date

1997

Published By

American National Standards Institute （ANSI)

Latest

ANSI S3.5-1997

Scope

Defines a method for computing a physical measure that is highly correlated with the intelligibility of speech as evaluated by speech perception tests given a group of talkers and listeners. This measure is called the Speech Intelligibility Index (SII).

ANSI S3.5-1997 history

• 1997 ANSI S3.5-1997 Methods for the Calculation of the Articulation Index