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28 votes

Are there any OR challenges that are similar to Kaggle's competitions?

The Helmut Schmidt Universitat contains a list of past, ongoing, and future contests in Operations Research. https://www.hsu-hh.de/logistik/research/challenges For example: Active challenges: ITC ...
TheSimpliFire's user avatar
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27 votes
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List of Implementations for common OR problems

Let's make an inventory of example code for each common OR problem? Vehicle Routing Problem OptaPlanner: explanation + videos - source code (capacitated, time windows, multiple depots, ...) ...
20 votes
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Where can I find open source LP solvers?

OpenSolver is an LP/IP/NLP solver that plugs into Microsoft Excel. I used it for some classroom stuff a while back and was quite pleased with it. If you are interested in metaheuristics, there are ...
prubin's user avatar
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20 votes

Are there any OR challenges that are similar to Kaggle's competitions?

I personally like Project Euler. This website has mathematical problems that usually require programming to solve them. If you solve a problem you get access to the corresponding problem forum, in ...
Kevin Dalmeijer's user avatar
19 votes

Where can I find open source LP solvers?

Mittelmann benchmarks a number of (LP-)Solvers, some of which are open source. A recent new open source solver is HiGHS.
Michael Feldmeier's user avatar
17 votes

List of Implementations for common OR problems

A good place to start is COIN-OR, which aims to "create for mathematical software what the open literature is for mathematical theory". You can also take a look at Google's OR-Tools. It contains many ...
mrBen's user avatar
  • 521
16 votes

Where can I find open source LP solvers?

I compiled a list of solvers I could find last year. Several are COIN-OR-affiliated, but others include Mini-CP, DSP, BiqBin, OSQP, ECOS, and Dakota. (Edit - not all are dedicated LP, see comments ...
E. Tucker's user avatar
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16 votes

Are there any OR challenges that are similar to Kaggle's competitions?

The French OR society has some interesting OR challenges http://www.roadef.org/challenge/2018/en/index.php
Amal de Silva's user avatar
16 votes

Are there any OR challenges that are similar to Kaggle's competitions?

Google Hashcode had some optimization challenges in the past. Problem definitions and data from previous years can be found here.
Michael Feldmeier's user avatar
16 votes

Are there Operations Research books by world-famous authors made available on the web?

The Warehouse & Distribution Science by John J. Bartholdi III and Steven T. Hackman. From their site: This book is a work-in-progress. We are still revising and extending the material and ...
EhsanK's user avatar
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15 votes

Are there any OR challenges that are similar to Kaggle's competitions?

There is a competition section held during MOPTA (Modeling and Optimization: Theory and Applications), which is organized annually by Lehigh University. The competition is for students only and ...
Ehsan's user avatar
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15 votes

Are there any OR challenges that are similar to Kaggle's competitions?

And we also have the DIMACS implementation challenges #ofcourse
Matteo Fischetti's user avatar
14 votes

Are there any OR challenges that are similar to Kaggle's competitions?

For constraint programming, there's the Minizinc Challenge.
G_B's user avatar
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13 votes

Are there any OR challenges that are similar to Kaggle's competitions?

Here is a link to INFORMS OR and analytics students team competition. You can also find the challenges for previous years and the presentations of the winner team. I believe you need to be registered ...
Oguz Toragay's user avatar
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13 votes

Are there Operations Research books by world-famous authors made available on the web?

Just posted on January 16, 2020: Elements of Scheduling, collected and edited by Jan Karel Lenstra and David B. Shmoys This {pdf file} presents the fragments of a book on machine scheduling. Work on ...
Mark L. Stone's user avatar
12 votes

Good resources for solving techniques (Metaheuristics, MILP, CP etc)

You should take a look at a series of three courses at coursera : Basic Modeling for Discrete Optimization Solving Algorithms for Discrete Optimization Advanced Modeling for Discrete Optimization ...
Antarctica's user avatar
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12 votes

List of Implementations for common OR problems

I would, for everything knapsack-like, always go to David Pisingers homepage. Here you can find very efficient codes for knapsack problems (COMBO), multiple-choice knapsack problems (Mcknap), and ...
Sune's user avatar
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12 votes

Where can I find open source LP solvers?

I believe SCIP is the fastest non-commercial solver. It’s free for academic use. You can check out the benchmarks by Hans Mittelmann for other suggestions.
Edward Lam's user avatar
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12 votes

Are there any OR challenges that are similar to Kaggle's competitions?

Simulation The simulation-software company Simio holds an annual student competition. Arena has one also. Forecasting There are the Makridakis Competitions, though they are infrequent. M-4 is just ...
SecretAgentMan's user avatar
11 votes

Suggestion of some courses in sequential decision making

There are a few courses on Coursera that offer such learning materials. Greedy Algorithms, Minimum Spanning Trees, and Dynamic Programming (Intermediate) The primary topics in this part of the ...
TheSimpliFire's user avatar
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11 votes
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Online Education for OR and Developing Decision Support Systems

Check Coursera, edX, Udemy, or any other online courses (such as those of Stanford). For example: Free: Discrete Optimization course on Coursera, covers column generation and an introduction to (meta)...
EhsanK's user avatar
  • 5,864
10 votes

Where can I find open source LP solvers?

Just to add another, easily google-able, resource: Wikipedia, more or less, "maintains" a "List of optimization software" -- which includes the super handy "Mathematical optimization software" ...
fbahr's user avatar
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10 votes
Accepted

Supply Chain Public Data Repository

I was wondering if there is any repository of datasets for supply chain problems? Global Garment Supply Chain Data - A collection of import data from various retailers - Last updated: October 19, ...
Rob's user avatar
  • 2,110
10 votes

Does there exist an aggregation of videos on optimization?

There are these great introductory lectures on coursera (not sure if that qualifies for your question as they are not research talks): Discrete Optimization, Solving Algorithms, Basic Modeling and ...
ks.and1's user avatar
  • 193
10 votes

Does there exist an aggregation of videos on optimization?

In terms of conferences, the Egon Balas Symposium in 2019 contained numerous talks on mathematical optimization. For integer programming specifically, it includes the Geometric Firefighter Routing ...
TheSimpliFire's user avatar
  • 5,412
10 votes

Recommendations for OR video channels (YouTube etc.)

Here are some YouTube channels having research level talks, all of which were livestreamed with live Q&A prior to being archived. These are all ongoing series with new talks (videos) added ...
Mark L. Stone's user avatar
9 votes

Benchmark problems for combinatorial multi-objective optimisation

vOptLib: Library of numerical instances for MultiObjective Linear Optimization problems From the site: vOptLib (short for vector optimization library) is a collection problem instances for ...
EhsanK's user avatar
  • 5,864
9 votes

Solving MIP in Java with free software

Of the open source LP and MILP solvers, I would recommend investigating the COIN-OR based solvers CLP and CBC. These are C++ based libraries, though work has been done to make them more accessible ...
Mark H's user avatar
  • 550
9 votes

Google - OR tools for workforce scheduling problems

In addition to the answer from @Mehdi... I've recently started to work with OR-tools and find it very nice for prototyping. The Python interface allowed me to produce a first version of my model ...
JakobS's user avatar
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9 votes
Accepted

Real world demand dataset

Time Series Data Library The time series data library from Rob Hyndman has hundreds (~648+) of time-series data. It depends on what you call "demand" and what you require as a "sufficiently long ...
SecretAgentMan's user avatar

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