Fig. 7

Comparison of performance and convergence rate of four algorithms: CECPSO, PSO, GA, and SA. (a) Comparison of performance and convergence rate of CECPSO, PSO, GA, and SA under conditions of 16 sensors and 30 tasks; (b) Comparison of performance and convergence rate of CECPSO, PSO, GA, and SA under conditions of 24 sensors and 60 tasks; (c) Comparison of performance and convergence rate of CECPSO, PSO, GA, and SA under conditions of 32 sensors and 120 tasks; (d) Comparison of performance and convergence rate of CECPSO, PSO, GA, and SA under conditions of 40 sensors and 240 tasks.