Finally, a confirmation experiment is conducted to
verify the optimal process parameters obtained from the
parameter design. Therefore, three objectives can be
achieved through the parameter design of the Taguchi
method: (1) determination of the optimal design
parameters for a process or a product; (2) estimation of
the effect of each design parameter in the quality
characteristics; and last but not least, (3) prediction of
the quality characteristics based on the optimal design
parameters.
parameters for each experiment. The Taguchi method
employs a generic signal-to-noise (S/N; frequently it is
abbreviated as SNR as well) representing the magnitude
of the mean of a process compared to its variation.