OptaPlanner

The Mobile Portfolio Truck is Red Hat’s 18-wheel semi truck bringing enterprise IT solutions to customers which includes demo kiosks and hands-on experience with Red Hat’s portfolio. Our goal is to optimize the route of this truck to reach most ... [More] customers to maximize revenue opportunity and reduce fuel consumption. The Red Hat sales team work out the logistics with their customers such as availability dates and location to host the truck at the customer’s premises to showcase Red Hat’s portfolio. It is a daunting task to find an optimal schedule for MPC to visit all the customers across North America based on the customer’s availability dates, location... [Less]

The Mobile Portfolio Truck is Red Hat’s 18-wheel semi truck bringing enterprise IT solutions to customers which includes demo kiosks and hands-on experience with Red Hat’s portfolio. Our goal is to optimize the route of this truck to reach most ... [More] customers to maximize revenue opportunity and reduce fuel consumption. The Red Hat sales team... [Less]

The business experts explain the business constraints to us, the developers. But how can we be sure that we understood them correctly? Or worse, how can we test that they agree among themselves ...

The business experts explain the business constraints to us, the developers. But how can we be sure that we understood them correctly? Or worse, how can we test that they agree among themselves once the constraints are formalized? Well, there’s ... [More] one great way to do that: JUnit tests populated by *.xlsx data. We allow them to recreate a small subset of the solution in Excel/LibreOffice and let them decide how many constraints match. Then our JUnit tests check if our constraint implementations adhere to those requirements. Traditional unit tests In Conference Scheduling example, to test room conflict constraint (hard penalty per pair of talks in the same... [Less]

The business experts explain the business constraints to us, the developers. But how can we be sure that we understood them correctly? Or worse, how can we test that they agree among themselves once the constraints are formalized? Well, there’s one great way to do that: JUnit tests populated by *.xlsx data....

The business experts explain the business constraints to us, the developers. But how can we be sure that we understood them correctly? Or worse, how can we test that they agree among themselves once the constraints are formalized? Well, there’s ... [More] one great way to do that: JUnit tests populated by `*.xlsx data. We allow them to recreate a small subset of the solution in Excel/LibreOffice and let them decide how many constraints match. Then our JUnit tests check if our constraint implementations adhere to those requirements. Traditional unit tests In Conference Scheduling example, to test room conflict constraint (hard penalty per pair of talks in the same... [Less]

Over the years, politicians have redrawn electoral voting lines to gain an unfair advantage. This has led to district boundaries with shapes that have no obvious pattern or reason other than ...

Over the years, politicians have redrawn electoral voting lines to gain an unfair advantage. This has led to district boundaries with shapes that have no obvious pattern or reason other than political gain. When districts are redrawn you can sway an ... [More] elections results without changing a single voter’s mind. Can OptaPlanner draw fair electoral boundaries and save democracy? Gerrymandering hits the headlines: How gerrymandering has skewed Virginia’s congressional delegation - Roanoke Times What Extreme Partisan Gerrymandering Could Mean For 2018 Midterms - NPR Don’t let politicians choose their voters - USA Today It is easy to criticize boundary lines and claim gerrymandering, but it is a difficult topic... [Less]

Over the years, politicians have redrawn electoral voting lines to gain an unfair advantage. This has led to district boundaries with shapes that have no obvious pattern or reason other than political gain. When districts are redrawn you can sway an ... [More] election’s results without changing a single voter’s mind. Can OptaPlanner draw fair electoral boundaries and save democracy? Gerrymandering hits the headlines: How gerrymandering has skewed Virginia’s congressional delegation - Roanoke Times What Extreme Partisan Gerrymandering Could Mean For 2018 Midterms - NPR Don’t let politicians choose their voters - USA Today It is easy to criticize boundary lines and claim gerrymandering, but it is a difficult topic... [Less]

Over the years, politicians have redrawn electoral voting lines to gain an unfair advantage. This has led to district boundaries with shapes that have no obvious pattern or reason other than political gain. When districts are redrawn you can sway an election’s results without changing a single voter’s mind. Can OptaPlanner draw fair...