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Ehsan
  • Member for 3 years, 1 month
  • Last seen more than a week ago
41 votes
10 answers
7k views

Are there any COVID-19 (coronavirus) related optimization problems with input datasets that we can "crowd solve"?

38 votes
8 answers
1k views

Why is the programming code of many algorithms not public in the OR community?

  • 2,073
36 votes
9 answers
6k views

What are the reasons OR industry projects fail?

  • 2,667
31 votes
2 answers
5k views

Make a living as a math programming freelancer?

  • 421
29 votes
4 answers
2k views

"Best practices" for formulating MIPs

27 votes
2 answers
356 views

How do you keep track of the latest publications in OR

26 votes
1 answer
445 views

The rationale to improve MTZ?

26 votes
5 answers
1k views

What's the current status of the Vehicle Routing Problem in the logistics industry?

26 votes
6 answers
2k views

Statistical tests for benchmark comparison

  • 803
26 votes
6 answers
3k views

How can I deal with non-operations research managers?

  • 2,819
25 votes
6 answers
2k views

How to compare two different formulations of a problem?

  • 2,110
23 votes
6 answers
3k views

List of Implementations for common OR problems

  • 2,385
23 votes
4 answers
550 views

How to determine if a given problem seems to be a good fit to be solved using combinatorial Benders decomposition

  • 2,308
22 votes
4 answers
2k views

OR-backed serious games

  • 907
22 votes
4 answers
3k views

What is a solution?

  • 381
21 votes
5 answers
2k views

How can I remember the rules for taking the dual of a linear program (LP)?

  • 1,967
21 votes
1 answer
318 views

Polynomially solvable problems with exponential extension complexity

21 votes
2 answers
280 views

Real-world examples of supply chain contracts?

20 votes
1 answer
403 views

Usages of logarithmic mean in optimization

  • 2,451
19 votes
5 answers
5k views

When to use indicator constraints versus big-M approaches in solving (mixed-)integer programs

  • 193
19 votes
1 answer
1k views

What's the difference between Lagrangian relaxation and Lagrangian decomposition?

19 votes
7 answers
7k views

Are programming languages necessary/useful for operations research practitioner?

19 votes
1 answer
3k views

Interview Questions and Answers

18 votes
1 answer
179 views

Optimality in a simultaneous column and row generation procedure

  • 1,335
18 votes
7 answers
805 views

Deploying OR solutions and shipping projects

  • 181
18 votes
3 answers
399 views

AI gets a lot of attention these days. Does constraint optimization get more attention, too? Why (not)?

18 votes
8 answers
1k views

Are metaheuristics ever practical for continuous optimization?

17 votes
1 answer
3k views

The difference between max-min and min-max

17 votes
3 answers
538 views

Best ways to use machine learning / AI as an OR scientist

  • 10.2k
16 votes
1 answer
967 views

Are there any benefits to using Gurobi's built-in "blended" multi-objective functionality?

  • 1,759