Category Archives: Challenges

Challenge Aug-2022 “Dots and Boxes”

In this challenge you need to build a decision model capable to play the popular game “Dots and Boxes“. Its rules and useful hints can be found in the book “Math Games with Bad Drawings” by Ben Orlin. You may … Continue reading

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5 Solutions for July-2022 Challenge “Evaluate Team Performance”

We received 5 different solutions which use the following tools (in order of submission): DT5GL  Progress Corticon  Innovator  OpenRules  IBM ODM 

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Challenge July-2022 “Evaluate Team Performance”

In this Challenge you need to evaluate performance of different teams based on efficiency of their players during different games. Each player receives 5 points for “best” efficiency, 3 points for “better” efficiency, 2 for “good” efficiency. You need to … Continue reading

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Challenge May-2022 “Medical Claim Processing”

Claim processing is one of the most popular area where rule engines demonstrate their power. In this challenge we ask you to build a decision service that deals with for a typical claim validation issue related to the International Statistical Classification of … Continue reading

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Best Holiday Wishes

Merry Christmas and Happy New Year to all members, readers, and friends of the Decision Management Community! Here is a musical present from Dr. Alan Fish: Listen

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Challenge June-2021 “Where is gold?”

This month we asked our readers to use their favorite BR/DM tools or just common sense to solve a simple puzzle “Which box contains the gold?” The very first quick solution by Jan Vanthienen uses decision tables to classify different … Continue reading

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Challenge May-2021 “COVID Testing”

Our May-2021 Challenge asks you to implement a decision model that determines who should undergo subsequent COVID-19 testing based on a number of symptoms for COVID-19 were identified, such as coughing, sneezing, or fever. Depending on the number of symptoms … Continue reading

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Requests to BR&DM Vendors and Practitioners

We sent the following requests to different vendors and practitioners who developed and/or use Digital Decisioning Platforms. If you haven’t received them, here they are: 

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December Challenge “Virtual Chess Tournament”

As the Queen’s Gambit movie brings attention to chess, try to solve our Dec-2020 Challenge: “Three world champions Fischer, Kasparov, and Karpov played in a virtual chess tournament. Each player played 7 games against two other opponents. Each player received … Continue reading

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Challenge Sep-2020: Compressing Decision Tables

Using common sense people can replace larger decision tables with smaller ones. However, when a decision table includes more attributes (columns), the manual compression of the decision table becomes difficult or impossible even if you allow a certain level of … Continue reading

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