analysis by synthesis
analysis by synthesis
[ə¦nal·ə·sis ‚bī ′sin·thə·səs] (communications)
A method of determining the parameters of a speech coder in which the consequence of choosing a particular value of a coder parameter is evaluated by locally decoding the signal and comparing it to the original input signal.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.