Can MapReduce solve planning problems?

To solve a planning or optimization problem, some solvers tend to scale out poorly: As the problem has more variables…

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Drools 6 Performance with the PHREAK Algorithm

Drools 6 introduces a new lazy matching algorithm. The details of that algorithm have been covered in two previous blogs:…

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Drools : PHREAK Stack Based Evaluations and Backward Chaining

A while back I wrote a blog on our new algorithm: http://blog.athico.com/2013/11/rip-rete-time-to-get-phreaky.html Someone asked me about the new stack based…

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R.I.P. RETE time to get PHREAKY

I’ve just done some high level documentation for the new rule algorithm I’ve called PHREAK, a word play on Hybrid…

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KIE-WB / JBPM Console Ng – Configurations

Hi all, this is a follow up post from my previous entry about how to use the jBPM Console. The…

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Goodbye Guvnor. Hello Drools Workbench.

Many things are changing for Drools 6.0. Along with the functional and feature changes we have restructured the Guvnor github…

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Creating your own Drools and jBPM Persistence with Infinispan

Original post here by me: Hello and welcome to a post in which I intend to show you how to…

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Score DRL: faster and easier in OptaPlanner

For OptaPlanner (= Drools Planner) 6.0.0.Beta1, I ‘ve replaced the ConstraintOccurrence with the much more elegant ConstraintMatch system. The result…

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Drools Planner renames to OptaPlanner: Announcing www.optaplanner.org

We’re proud to announce the rename Drools Planner to OptaPlanner starting with version 6.0.0.Beta1. We’re also happy to unveil its…

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