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Running the benchmark script twice with a fixed number of iterations, I do not get the same average cost. So something's ever so slightly wrong. Might be in the benchmark script, might be in the stati…
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language needed: Python, Java
in Vehicle Routing Problem with Time Windows example (https://developers.google.com/optimization/routing/vrptw), looks like OR tools don't have the feature to support …
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We have a use case where lets say certain job are entitled with complete time of lets say 6-8 hours, during which that sales man will not be assigned the next job whose start time should be right wit…
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There are a few TODOs here and there in the current implementation. Most are low-value things that we should at some point look at, others are odd implementation details we've inherited from the basel…
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In the dynamic problem, the minimum number of required vehicles can vary a lot depending on the instance that we are trying to solve. This became apparent in #79 when benchmarking the dynamic problem,…
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Hello. I am attempting to solve the CVRPTW. I have modified the distance function, to take real distances from the googlemaps API. The same was done for the time_evaluator: the time is no longer the d…
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Improving the restarting mechanism could help to squeeze out more of the algorithm. Some ideas:
- Lower the number of non-improving iterations
- Add the best solution to the restarted population
- …
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Hello N-Wouda
This is the first time that I want to solve a model with metaheuristics. I want to use ALNS for my VRP-TW model. Could you explain how should I use these files and which file should be …
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The following Params constructor does not use the config to determine the number of vehicles.
https://github.com/N-Wouda/Euro-NeurIPS-2022/blob/6d0005e24c4455af25b6452af1c14efa8644c5b7/hgs_vrptw/src/…
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