Mathematical Problems in Engineering / 2015 / Article / Tab 1

Research Article

A Heuristic Procedure for the Outbound Container Relocation Problem during Export Loading Operations

Table 1

Ratio of relocation movements to total movements of the procedures studied.

Instance typeNumber of containersNumber of tiersS-R(1)S-R(2)S-R(3)S-R(4)Worst case scenario

196445.6%39.4%37.5%39.0%76.7%
296445.6%42.0%39.9%37.9%75.2%
3120549.5%45.3%42.1%46.5%81.1%
4120555.4%49.7%47.8%46.5%82.6%
580439.2%33.3%30.1%30.8%63.3%
680443.0%36.8%34.3%33.6%66.8%
7100541.9%36.6%33.0%32.3%75.4%
8100548.8%42.3%38.4%37.8%77.6%

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