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

<table>The subtraction operator (<svg height="15.9375" id="M148" style="vertical-align:-0.20473pt" version="1.1" viewbox="0 0 12.825 15.9375" width="12.825" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(1.25,0,0,-1.25,90,90)">
<path d="m -71.95,70.93 10.16,0" style="fill:none;stroke:#000000;stroke-width:0.68000001;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-opacity:1;stroke-dasharray:none"></path>
</g>
<g transform="matrix(.017,-0,0,-.017,.062,15.613)"><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

fig2

Figure 2

Figure 2: Particle Swarm Optimization Algorithm for Unrelated Parallel Machine Scheduling with Release Dates 