Author Archives: decisionmanagementcommunity

Prepare to Vote for the Best Decision Model of 2017

Between Christmas and New Year we will conduct the public opinion poll to determine the best decision model among our Challenges published in 2017. Here they are: Dec: Reindeer Ordering Nov: Soldier Payment Rules Sep: Classify Department Employees Jun: Loan Origination … Continue reading

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How Bitcoin Actually Works

Bitcoin price quickly passed $5,000, $11,000, and $17,000 (today) milestones. This 25 mins video explains how Bitcoin actually works.

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Detecting Serial Killers with Data

The New Yorker’s article “The Serial-Killer Detector” describes how an algorithm is discovering new links between unsolved murders. By a process of data aggregating, the algorithm gathers killings that are related by method, place, and time, and by the victim’s sex. … Continue reading

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Christmas Challenge “Reindeer Ordering”

Santa always leaves plans for his elves to determine the order in which the reindeer will pull his sleigh. This year, for the European leg of his journey, his elves are working to a schedule, which will form a single line … Continue reading

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Software Development and Age

Quora published an interesting answer to the question “Is software development really a dead-end job after age 35-40?“: “NO, software development is most certainly not a dead end job! It is a great job. Does it get tougher to get … Continue reading

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Reaffirming the Power of SQL for Decision Management

Dr. Bob Moore submitted an interesting solution to our Nov-2017 Challenge “Soldier Payment Rules“. His solution doesn’t use DMN or any BRMS tool and reaffirms the power of the classic SQL. Along with a complete solution Bob shows how to validate … Continue reading

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Recommender Engine – Under The Hood

There are two types of recommender systems, Content based and Collaborative filtering. Both have their pros and cons depending upon the context in which you want to use them. This article describes how to build a content-based recommender system.

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