Multiobjective Particle Swarm Optimization Based on Cosine Distance Mechanism and Game Strategy

Figure 8

Statistical boxplot of IGD indicator of different MOPSOs and statistical boxplot of IGD indicator of different MOPSOs on ZDT2, ZDT4, ZDT6, DTLZ1, UF1–UF3, UF5–UF7, and UF9-UF10 problems, respectively.