Forum Discussion
How to improve Bestbound?
e.g. my optimal solution for this dataset is 116. it reaches 116 within 1000 seconds but bestbound is still close to 0. Optimization part: multiplier=ub_nal * (QUARTERS[-1] - 1) + 1# spread of coef...
It seems you already tried some of the obvious things. Did you try the tuner (see this example) as well?