preloop

BnB.preloop(top_results, top_scores)

Callback to run before starting the branch-and-bound algorithm (but after intialization).

Parameters

top_resultslist(node)

A list of initial optimal node guesses. Sorted by top_scores (lowest first).

top_scoresnp.ndarray(1d)

The corresponding scores, sorted lowest first.

Returns

top_resultslist(node)

A list of initial optimal node guesses. Sorted by top_scores (lowest first).

top_scoresnp.ndarray(1d)

The corresponding scores, sorted lowest first.