PSO-Based ANN for Studying on Carrying Capacity of Iron Ore Resources-Economy-Environment in Southern Shaanxi, China

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Variables</td><td class="align_center">Definition</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Regional GDP</td><td class="align_center">GDP of southern Shaanxi region (Shangluo city, Ankang city, Hanzhong city)</td></tr><tr><td class="align_left">Exploration and investment in iron ore resources</td><td class="align_center">Total investment in geological projects in southern Shaanxi, basic geological survey projects, geological scientific research and technological innovation, and mineral resources exploration projects</td></tr><tr><td class="align_left">Iron ore resource reserves</td><td class="align_center">New resource reserves and known reserves of iron ore in southern Shaanxi</td></tr><tr><td class="align_left">Development scale and production of iron ore resource</td><td class="align_center">Iron ore resource production and development scale in southern Shaanxi, with iron ore production selected</td></tr><tr><td class="align_left">Iron ore output value</td><td class="align_center">The gross value of iron ore production in southern Shaanxi</td></tr><tr><td class="align_left">Development and utilization benefits of iron ore resources</td><td class="align_center">Comprehensive utilization efficiency of iron ore resources in southern Shaanxi</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Variables of iron ore resource subsystem.</div>

Mathematical Problems in Engineering

tab1

Table 1

Table 1: PSO-Based ANN for Studying on Carrying Capacity of Iron Ore Resources-Economy-Environment in Southern Shaanxi, China 