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Questions about problems that entail selecting the best element from some set of available alternatives, and methods to solve them.

1 vote

Classify an algorithm to maximize number of tips used by liquid handlers concurrently

If we focus solely on the dispensing operation, we can formulate this as a Set Cover Problem. Namely, we are given a set of tips that have already aspirated some source liquids and we are asked to min …
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10 votes
Accepted

Algorithm to match numbers with minimum number of moves

The answer is to take the median. One of the properties of the median is that it minimizes the L1 distance to each element. (To make sense of the Wikipedia article, take the probability distribution t …
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10 votes

Data Science vs Operations Research

While both Operations Research and Data Science both cover a large amount of topics and areas, I'll try to give my perspective on what I see as the most representative and mainstream parts of each. …
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2 votes
Accepted

Are there some real-world optimization problems with very cheap objective functions?

If you don't consider the Traveling Salesman Problem to be "real-world" enough, maybe take a look at its close cousin the Vehicle Routing Problem (VRP). In particular, consider all the variations of V …
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3 votes
Accepted

What is the right term/theory for prediction of Binary Variables based upon their continuous...

I would say that this approach falls under the umbrella of iterative rounding. I believe that the seminal paper regarding this kind of strategy is [1]. The heuristic outlined here differs in signifcan …
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