Improved Barebones Particle Swarm Optimization with Neighborhood Search and Its Application on Ship Design

Table 7

Computational results for minimizing transportation cost.

Objective	Parsons and Scott [24]	PSO	BPSO	NSPSO	NSBPSO
Transportation cost (𝑇𝑐)	8.377	8.213	8.195	8.176	8.162
Lightship weight (𝐿𝑠)	9029.0	8420.1	8486.3	8452.8	8355.2
Annual cargo (𝐴𝑐)	551265	509078	508069	505738	503261
𝐿	193.86	190.63	191.72	193.04	192.36
𝐵	32.31	30.15	30.13	29.57	29.34
𝐷	15.73	15.54	15.49	15.42	15.39
𝑇	11.71	11.64	11.50	11.51	11.48
𝐶𝐵	0.681	0.729	0.730	0.730	0.730
𝑉𝑘	14.00	12.25	12.32	12.21	12.48