Exact and Heuristic Solutions to Minimize Total Waiting Time in the Blood Products Distribution Problem

<table class="table-group" id="tab6"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td align="left">Parameter</td><td align="left">Description</td><td align="center">Value</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td align="left"><span style="width: 11.1125px;"><svg height="13.05" id="M142" style="vertical-align:-3.25793pt" version="1.1" viewbox="0 0 11.1125 13.05" width="11.1125" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,13.05)">
<g transform="translate(72,-61.56)">
<text transform="matrix(1,0,0,-1,-71.95,64.86)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑡</tspan>
</text>
<text transform="matrix(1,0,0,-1,-68.04,61.74)">
<tspan style="font-size: 8.75px; " x="0" y="0">0</tspan>
</text>
</g>
</g>
</svg></span></td><td align="left">Initial temperature</td><td align="center">10</td></tr><tr><td align="left"><span style="width: 7.3874998px;"><svg height="7.1875" id="M143" style="vertical-align:-0.13794pt" version="1.1" viewbox="0 0 7.3874998 7.1875" width="7.3874998" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,7.1875)">
<g transform="translate(72,-66.25)">
<text transform="matrix(1,0,0,-1,-71.95,66.44)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑐</tspan>
</text>
</g>
</g>
</svg></span></td><td align="left">Cooling rate (<svg height="11.0625" id="M144" style="vertical-align:-0.30096pt" version="1.1" viewbox="0 0 61.012501 11.0625" width="61.012501" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,11.0625)">
<g transform="translate(72,-63.15)">
<text transform="matrix(1,0,0,-1,-71.95,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">0</tspan>
<tspan style="font-size: 12.50px; " x="9.7148314" y="0">&lt;</tspan>
<tspan style="font-size: 12.50px; " x="21.75522" y="0">𝑐</tspan>
<tspan style="font-size: 12.50px; " x="30.4198" y="0">&lt;</tspan>
<tspan style="font-size: 12.50px; " x="42.46019" y="0">1</tspan>
</text>
</g>
</g>
</svg>)</td><td align="center">0.01</td></tr><tr><td align="left">iter </td><td align="left">Maximum number of iterations in each temperature</td><td align="center"><span style="width: 14.6px;"><svg height="6.8499999" id="M145" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 14.6 6.8499999" width="14.6" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,6.85)">
<g transform="translate(72,-66.52)">
<text transform="matrix(1,0,0,-1,-71.95,66.57)">
<tspan style="font-size: 12.50px; " x="0" y="0">∞</tspan>
</text>
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</g>
</svg></span></td></tr><tr><td align="left"><span style="width: 8.9375px;"><svg height="7.1750002" id="M146" style="vertical-align:-0.1254pt" version="1.1" viewbox="0 0 8.9375 7.1750002" width="8.9375" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,7.175)">
<g transform="translate(72,-66.26)">
<text transform="matrix(1,0,0,-1,-71.95,66.44)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝛼</tspan>
</text>
</g>
</g>
</svg></span></td><td align="left">RCL size in GRASP construction algorithm</td><td align="center">2</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

The best value of hybrid heuristic algorithm parameters.

Advances in Operations Research

tab6

Table 6

Table 6: Exact and Heuristic Solutions to Minimize Total Waiting Time in the Blood Products Distribution Problem 