CIMS T1 CIMS T2 10 -40 -30 -20 -10 012345 Number of Function Evaluations ×104 PIHS T1 10 -30 -20 -10 012345 Number of Function Evaluations ×104 PILS T1 10 -40 -30 -20 -10 012345 Number of Function Evaluations ×104 NIMS T1 -10 -5 5 01 2345 Number of Function Evaluations ×104 10 -30 -20 -10 01 2345 Number of Function Evaluations ×104 SOEA MFEA MFEA-II MFEA/GHS MFEA-GSMT 10 -30 -20 -10 012345 Number of Function Evaluations ×104 NIMS T2 10 15 -10 -5 5 012345 Number of Function Evaluations ×104 PILS T2 10 -30 -20 -10 012345 Number of Function Evaluations ×104 PIHS T2 FIGURE 4 (Continued) 48 IEEE COMPUTATIONAL INTELLIGENCE MAGAZINE | NOVEMBER 2021 Objective (Log Scale) Objective (Log Scale) Objective (Log Scale) Objective (Log Scale) Objective (Log Scale) Objective (Log Scale) Objective (Log Scale) Objective (Log Scale)