Particle Swarm Optimization Algorithm for Unrelated Parallel Machine Scheduling with Release Dates

<table>The addition operator (<svg height="23.4625" id="M164" style="vertical-align:-0.20473pt" version="1.1" viewbox="0 0 12.825 23.4625" width="12.825" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.012,-0,0,-.012,2.925,8.437)"><path d="M535 230h-212v-233h-58v233h-213v50h213v210h58v-210h212v-50z" id="x2B"></path></g>
<g transform="matrix(.017,-0,0,-.017,.062,23.15)"><path d="M381 665q131 0 226.5 -93t95.5 -239q0 -158 -96 -253t-238 -95q-137 0 -231 95t-94 238q0 142 92.5 244.5t244.5 102.5zM359 629q-89 0 -151 -74.5t-62 -208.5q0 -141 69 -233t175 -92q90 0 150.5 74t60.5 211q0 152 -69 237.5t-173 85.5z" id="x4F"></path></g>
</svg>) applied to example 1.</table>

Mathematical Problems in Engineering

fig4

Figure 4

Figure 4: Particle Swarm Optimization Algorithm for Unrelated Parallel Machine Scheduling with Release Dates 