Decision Diagrams

I attended DPSOLVE 2023 recently and found lots of good inspiration for the next version of Nextmv’s Decision Diagram (DD) solver, Hop. It’s a few years old now, and we learned a lot applying it in the field. Hop formed the basis for our first routing models. While those models moved to a different structure in our latest routing code, the first version broke ground combining DDs with Adaptive Large Neighborhood Search (ALNS), and its use continues to grow organically. ...