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Geoffrey De Smet

I am the lead of OptaPlanner, the open source constraint solver AI for Java (and Kotlin/Scala). It's used across the globe for the vehicle routing problem, employee rostering, maintenance scheduling, conference scheduling and other planning challenges.

Twitter: @GeoffreyDeSmet

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41 Are there any COVID-19 (coronavirus) related optimization problems with input datasets that we can “crowd solve”? Mar 5 '20
23 What are the main differences between Operations Research in the academic world, in the enterprise world and in the government world? Jun 9 '19
18 AI gets a lot of attention these days. Does constraint optimization get more attention, too? Why (not)? Jul 17 '19
18 How to evaluate the performance of open source solver? Jul 5 '19
17 How to innovate in OR Jul 31 '19
14 Which GPUs to get for Mathematical Optimization (if any)? Jul 17 '19
14 List of Implementations for common OR problems Jul 1 '19
14 Might you know any simple puzzles similar to $n$ queens? Anything parametrized worth running to a constraint solver? Sep 11 '19
13 In Local Search, which reheating techniques have a good track record? Jul 24 '19
10 Is there a canonical name for Score Folding (multiplying a priority soft constraint by a big weight)? Jun 3 '19
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