Theory and Modern Applications
From: Fault detection for switched T-S fuzzy systems in finite frequency domain
\(\boldsymbol {\omega\leq\varpi_{l}}\) (LF) | \(\boldsymbol {\varpi_{1}\leq\omega\leq\varpi_{2}}\) (MF) | \(\boldsymbol {\omega\geq\varpi_{h}}\) (HF) | |
---|---|---|---|
Ψ | \(\left [{\scriptsize\begin{matrix}{} {-1} & {0} \cr {0} & {\varpi_{l}^{2}} \end{matrix}} \right ]\) | \(\left [{\scriptsize\begin{matrix}{} {-1} & {j\frac{\varpi_{1}+\varpi_{2}}{2}} \cr {-j\frac{\varpi_{1}+\varpi_{2}}{2}} & {-\varpi_{1}\varpi_{2}} \end{matrix}} \right ]\) | \(\left [{\scriptsize\begin{matrix}{} {1} & {0} \cr {0} & {-\varpi_{h}^{2}} \end{matrix}} \right ]\) |