Table 1 Performance of Algorithm 2.

From: Current-state opacity verification in discrete event systems using an observer net

Event occurrence

Time (s)

CSO

Observable event a occurs

\(7.4 \times 10^{-2}\)

Y

Observable event a occurs

\(6.7 \times 10^{-1}\)

Y

Observable event b occurs

\(1.1 \times 10^{1}\)

Y

Observable event a occurs

\(2.6 \times 10^{1}\)

Y

Observable event a occurs

\(3.9 \times 10^{1}\)

Y

Observable event b occurs

\(5.7 \times 10^{1}\)

N