Research Article

An Interval Type-2 Fuzzy System with a Species-Based Hybrid Algorithm for Nonlinear System Control Design

Table 4

Comparison of MSEs and computational complexity for Example 1 when using different radii ( ; ; ).

Species radius16.879
( /1.5 )
12.659
( /2 )
10.127
( /2.5 )
8.439
( /3 )
7.234
( /3.5 )
Average time364.3374.4419.0528.41040.5
Average MSE0.0118020.0085010.0043350.00176310.0017631