Category Archives: Optimization

Decision Optimization Technologies

Ten years of CP Optimizer

Paul Shaw presented a summary of ten years of evolution of CP Optimizer, one of the most powerful constraint programming engines:

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Challenge Sep-2018 “Balanced Assignment”

This challenge deals with assignment of people to certain activities, for instance: assigning students to project groups or assigning professors to offices.  We are using the problem formulation and test data provided by Prof. Robert Fourer (AMPL). We expect that not … Continue reading

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Chaining Machine Learning and Optimization Models

Machine learning is about predicting, while optimization is about solving (searching for the values of variables that lead to the best outcomes). The latest Nathan Brixius’s post discusses different ways of combining optimization and machine learning: 1. Optimization as a means … Continue reading

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Decision Automation and Explanations

Prof. Gene Freuder wrote a position paper “Complete Explanations”: “The position taken here is that it can be worthwhile to start with truly complete explanations and abstract and limit from there. The goal is to provide a high-level “big picture” of … Continue reading

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How to Optimally Allocate “Bribe” Money

Tallys Yunes published an Excel-based optimization model that calculates the likelihood that certain agents will perform a given action that benefits you. Link Below are a few examples:

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Challenge July-2018 “Zoo, Buses, and Kids”

This month we offer a simple decision optimization problem “Zoo, Buses, and Kids” as our July-2018 Challenge. We expect that not only special optimization tools like IBM CP Optimizer but traditional decision modeling tools can be used to solve the … Continue reading

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Decision Optimization and Finance: Doing more with less

Alex Fleischer from IBM writes that Optimization (Doing more with less) has been quite a success at many banks and insurances for decades. Along with many finance use cases of CPLEX, he describes 4 recent optimization success stories in international … Continue reading

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