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Once you have loaded a project and configured the settings, the optimisation can now be run by either:
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Optimisation run results are compared to the Pareto Front. The Pareto Front is the set of solutions which have differing performance on each of the objectives. A solution is not on the Pareto Front if there is an alternative that is better on atleast one of the objectives but no worse on any objectives. In this case the solution is discarded as the alternative is clearly preferable. If the Pareto Front solutions are not changing, the optimiser may have satisfactorily completed its multi-objective search.
Figure 1. Insight results, hypervolume plots
On completion of the run, you will be prompted to save the results, which can then be viewed at a later stage if required.
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Note: During an optimisation run, if a project is running, on an individual server and fails, an error message reports the individual decision variable values that failed. An example of error is shown in Figure 2. Figure 2. Insight, optimisation run error |
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Two-dimensional graph
Click the 2D Graph tab to view two-dimensional scatterplots of the results. The example shown in Figure 3 has three objectives defined: $reliabilityNeg, $unitcost and $Yieldneg. The drop-down menus for the x and y axes list all the objectives specified in the optimisation. To view the graph for a particular relationship, choose the relevant items from the drop-down menus and click Plot. The points on the graph are forming the Pareto Front for this optimisation.
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