Optimization for the Redundancy Allocation Problem of Reliability Using an Improved Particle Swarm Optimization Algorithm

Table 7

Complex system: result comparison between the IPSO and algorithms from the literature.

	Simulated annealing algorithm [36]	PSO algorithm [20]	Improved GA-PSO algorithm [32]	Biogeography-based optimization [22]	Cuckoo search algorithm [15]	IPSO algorithm
Rsystem	0.98214990	0.98913303	0.98919325	0.99988963	0.99988963	0.98935571
n1	3	3	3	3	3	3
r1	0.807263	0.826678	0.828134	0.828060	0.827855	0.807263
n2	3	3	3	3	3	3
r2	0.868116	0.857172	0.857831	0.858040	0.857626	0.868435
n3	3	2	2	2	2	3
r3	0.872862	0.914629	0.914192	0.914148	0.914752	0.872862
n4	3	4	4	4	4	3
r4	0.712673	0.648918	0.648069	0.647968	0.648217	0.723673
n5	1	1	1	1	1	1
r5	0.751034	0.715290	0.704476	0.704204	0.702670	0.5
	174.9	175	175	175	175	173.1
	195.7	198.4	198.4	198.5	198.5	195.7
	92	105	105	105	105	92