Primal Heuristics in SCIP - ZIB
Primal Heuristics in SCIP - ZIB
Primal Heuristics in SCIP - ZIB
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Two ma<strong>in</strong> categories<br />
⊲ Start heuristics<br />
◮ Often already at root node<br />
◮ Mostly start from LP optimum<br />
⊲ Improvement heuristics<br />
◮ Require feasible solution<br />
◮ Normally at most once for each <strong>in</strong>cumbent<br />
if( <strong>SCIP</strong>getLPSolstat(scip) != <strong>SCIP</strong>_LPSOLSTAT_OPTIMAL )<br />
return <strong>SCIP</strong>_OKAY;<br />
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