Research Article

Improved Particle Swarm Optimization with a Collective Local Unimodal Search for Continuous Optimization Problems

Table 14

Results for RIW-PSO and -PSOCLUS for the 14 scaled benchmark problems with dimension of 30.

ProblemAckleyGriewankDixon-PriceLevyNoisy QuarticNoncontinuous RastriginRastrigin

AlgorithmRIW-PSO -PSOCLUSRIW-PSO -PSOCLUSRIW-PSO -PSOCLUSRIW-PSO -PSOCLUSRIW-PSO -PSOCLUSRIW-PSO -PSOCLUSRIW-PSO -PSOCLUS

Best fitness
Mean fitness
Std. Dev.
Av. iteration959.88776.20628.00525.48348.76107377.72141.00379.35
SR (%)6410036100000100004100492

ProblemRosenbrockRotated EllipsoidSchwefelSchwefel 2.22SphereStepSum Squares

AlgorithmRIW-PSO -PSOCLUSRIW-PSO -PSOCLUSRIW-PSO -PSOCLUSRIW-PSO -PSOCLUSRIW-PSO -PSOCLUSRIW-PSO -PSOCLUSRIW-PSO -PSOCLUS

Best fitness
Mean fitness
Std. Dev.
Av. iteration1523.362813.141139.64658.68595.52505.802881.0021.48526.28436.08
SR (%)445600001001001001004100100100