Truss Structure Optimization Based on Improved Chicken Swarm Optimization Algorithm

Table 3

Optimal calculation results.

Function	Algorithm	Best	Mean	Worst
	PSO	0	0	0
	BA	1.8674	2.9419	4.1871
	CSO	0	0	0
	Improved chicken swarm optimization	0	0	0
	PSO	5.8349	8.74784	10.5953
	BA	0.8076	8.9964e + 006	3.5767e + 008
	CSO	1.1279e − 07	5.53881e − 07	1.0343e − 06
	Improved chicken swarm optimization	0	0	0
	PSO	86.4687	1.14428e + 02	1.46842e + 02
	BA	88.44729	121.99296	167.60654
	CSO	3.3739e − 08	5.5749e − 02	1.83e − 02
	Improved chicken swarm optimization	0	0	0
	PSO	0.8973	1.06072	1.1596
	BA	0.004	2.82906	15.42094
	CSO	1.6567e − 07	1.092612e − 02	2.067e − 01
	Improved chicken swarm optimization	0	0	0
	PSO	7.1502e − 10	2.78472e − 06	4.3144e − 06
	BA	23.8966	101.8847	462.9705
	CSO	2.4298e − 10	3.15851e − 06	1.86591e − 06
	Improved chicken swarm optimization	0	0	0