Data and Feature Reduction in Fuzzy Modeling through Particle Swarm Optimization

Table 14

The comparison of RMSE obtained when using standard PSO, CPSO, and standard fuzzy model with holdout method for body fat data with 𝐶=3.

% of data	Standard PSO		Cooperative PSO^1		Holdout method
	% of feature	MSE	% of feature	MSE	% of feature	MSE
30	30	4.677	30	4.6847	100	11.586
40	30	4.717	30	4.5409	100	8.291
50	40	4.617	30	4.5136	100	7.548
60	50	4.636	40	4.4289	100	7.073
70	40	4.548	40	4.4234	100	6.658
80	40	4.553	40	4.4233	100	6.239
90	40	4.582	40	4.3771	100	6.102