Java Solver: Modeling and Solving Optimization Problems
Java Solver is an open source product that provides a minimalistic, simple-to-use Java API for modeling and solving optimization problems. It’s freely available from…
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Decision Microservices with Spring Framework and OpenRules
OpenRules Release 7.0.1 provides a sampling and detailed tutorial of how to add an OpenRules-based service to the popular Spring framework. The new tutorial "Developing Decision…
Integrated Use of Rule Engines and Constraint/Linear Solvers
Operational business problems can be defined by a set of decision variables and a set of rules that specify relationships between these variables – see the formal definition. This…
Building Decision Models for DMCommunity.org Challenge “Balanced Assignment”
DMCommunity Sep-2018 Challenge “Balanced Assignment” gives an example of a complex business problem with a serious optimization component. This problem deals with the assignment…
Decision Model for DMCommunity Challenge “Recreational Fee”
The latest DMCommunity.org Challenge “Recreational Fee” is very simple, but I still wanted to show how to create the proper decision model using the OpenRules goal-oriented…
A Formal Definition of Operational Business Decision
Dr. Bob Moore in his DMCommunity.org post "What is a ‘Decision’?" considers different definitions of a "Business Decision" and "Business Decision Logic", which Bob, Ron Ross, and…
A New Book “Goal-Oriented Decision Modeling with OpenRules”
In February-2019 I published a new book "Goal-Oriented Decision Modeling with OpenRules" available from Amazon. It explains the goal-oriented approach to business decision…
Using OpenRules with RESTful Web Services
Based on a request from OpenRules Discussion forum, I asked our support to provide a simple example that demonstrates how OpenRules-based decisions can be invoked from RESTful Web…
Building and Using Domain-Specific Libraries of Decision Models
Our customers frequently build not one but multiple decision models for their business domains like property and casualty insurance, loan origination, medical guidelines, etc.…
My New Year Letter to OpenRules Customers
Dear Customers, I’m Jacob Feldman, the CTO of OpenRules, Inc. I wanted to reach out to wish you a Happy New Year and thank you for your ongoing support of OpenRules. 2018 was a…
Which changes we may expect in 2019
I was asked by BPM.com to share my thoughts of what to expect in 2019. Digital Decisioning and DMN will continue to play an essential role in BPM. I can see two major trends in…
Migrating to OpenRules
OpenRules was introduced to general public as an open source product 15 years ago, and over these years it has become one of the most popular business rules and decision…