A Clustering and SVM Regression Learning-Based Spatiotemporal Fuzzy Logic Controller with Interpretable Structure for Spatially Distributed Systems

Table 2

Performance comparisons.

Performance index	Clustering and SVM-regression learning-based 3-D FLC	Expert-knowledge-based 3-D FLC
Number of rules	15	49
No disturbance
ISS (×10^−2)	1.70	1.69
IAE (×10^−1)	2.566	2.557
ITAE (×10^−1)	8.655	8.646
With 50% increase disturbance in velocity of gas
ISS (×10^−2)	1.77	1.78
IAE (×10^−1)	2.675	2.680
ITAE (×10^−1)	9.058	9.062