An Image Enhancement Method Using the Quantum-Behaved Particle Swarm Optimization with an Adaptive Strategy

Table 2

Mean best fitness and standard deviation over 30 trial runs of GA, PSO, QPSO, and AQPSO.

Algorithms	Mean fitness value	Standard deviation
GA	6.4294374𝑒+007	3.8293278𝑒+005
PSO	6.4809664𝑒+007	7.7541706𝑒+005
QPSO	6.5876416𝑒+007	1.6503350𝑒+006
AQPSO	6.7193757𝑒+007	1.5930591𝑒+006