Presentations and Publications

Presentations and publications devoted to decision management, business rules, constraint programming, and machine learning.



OpenRules 6.4.3 Expands Decision Modeling Capabilities

The Release 6.4.3 generates compact execution reports with explanations, allows to import stand-alone decision models, extends operations for arrays and lists.

October 20, 2017

Book "DMN in Action"This practical guide is available from Amazon. Supporting software:

Feb 16, 2017

WHY-Analyzer for Decision Modeling

You may try OpenRules without any downloads using a graphical WHY-Analyzer that allows business users to analyze behavior of DMN-based decision models.

OpenRules Won 10th International Rule Challenge

OpenRules®  "What-If Analyzer for Decision Modeling" won 10th International Rule Challenge Award


Forrester Research, Inc.

"OpenRules have the most-aggressive approaches to business-expert authoring and typically requires less developer support than IBM ILOG, FICO Blaze Advisor, and JBoss BRMS.

Market Overview: Business Rules Platforms



Upcoming Events


BBC-2017 Nov. 6-10, 2017, Orlando, FL, USA


Recent Events

DecisionCAMP-2017 July 13-14, 2017, London, UK

Webinar "Creating and Managing Executable Decision Models"





How Business Analysts Build Executable Decision Models Using DMN Without Programming, Dr. Jacob Feldman, Business Rules and Decisions Forum 2017 at BBC, Nov. 6- Nov 10, 2017, Orlando, FL.

Decision Modeling with DMN and OpenRules, J.Feldman, Tutorial at RuleML+RR 2017

The Effectiveness of DMN Portability, by M.Proctor, E.Tirelli, D.Sottara, B.Silver, J.Feldman, M.Gauthier, Proceedings of RuleML+RR 2017

Book "DMN in Action with OpenRules" by Jacob Feldman, ISBN 978-1-5206053-8-9, Feb-2017. Available from Amazon

"Using Machine Learning for Compression of Large Classification Rulesets", Jacob Feldman, RuleML Webinar, April 28, 2017

"WHY" and "WHAT-IF" Buttons for Business Decision Management, Jacob Feldman, BBC-2016, Nov 1-4, 2016, Las Vegas, NV.

What-If Analyzer for DMN-based Decision Models, Jacob Feldman, Proceedings of the RuleML 2016 Challenge (RuleML and DecisionCAMP-2016), July 6-9, 2016, New York, NY. See the presentation.
This paper won the 10th International Rule Challenge Award

Decision Modeling and Optimization: Finding Alternative and Optimal Decisions, J.Feldman,  BPM and Case Management Global Summit 2016, June 27-29, 2016, Washington DC.

Dynamic Decision Models: Activation/Deactivation of Business Rules in Real­Time, Jacob Feldman, bpmNEXT-2016, Santa Barbara, CA - watch video

Good Old UServ Product Derby in the Brave New World of Decision Management, Jacob Feldman and James Taylor, BBC-2015, Nov 2-6, 2014, Las Vegas, NV - see presentation and demo

Developing Complex-enough Decision Models Using DMN/BPMN Standards,  Gil Ronen and Jacob Feldman, Business Analyst World, May 4-5, 2015 Washington, DC

Practical Techniques for Resolving Conflicts among Business Rules, Jacob Feldman, BBC-2014, Nov 2-6, 2014 Fort Lauderdale, FL

Building Domain-Specific Decision Models, Jacob Feldman, DecisionCAMP-2014, Oct 13-15, 2014, San Jose, CA

Developing a highly dynamic web application for a large bank using rules-based technology. Erik Marutian, DecisionCAMP-2014, Oct 13-15, 2014, San Jose, CA

The Decision Table Template For Geospatial Business Rules, Alex Karman, Revolutionary Machines, DecisionCAMP-2014, Oct 13-15, 2014, San Jose, CA

Decision Modeling for Simpler, Smarter, More Agile Processes, James Taylor, CEO at Decision Management Solutions, bpmNEXT-2014, March 25-27, 2014, Asilomar, Pacific Grove, CA. A live demonstration of DecisionsFirst Modeler, a DMS collaborative cloud-based environment for decision modeling, integrated with OpenRules BDMS using the DMN Primer: watch image1 image2 image3

Creating and Managing Executable Decision Models, James Taylor (Decision Management Solutions) and Dr. Jacob Feldman (OpenRules), Modern Analyst, February 09, 2014

How to Build Smarter Decision Models Capable To Make Optimal Decisions, Jacob Feldman, DecisionCAMP-2013, Nov 4-6, 2013, San Jose, CA

Rule-based Mobile Resource Learner for Field Scheduling Applications, Evgeny Selensky (Trimble), DecisionCAMP-2013, Nov 4-6, 2013, San Jose, CA

JSR331 Standard: Current State and Future Plans, Jacob Feldman, The 19th International Conference on Principles and Practice of Constraint Programming CP-2013, September 16-20, 2013, Uppsala, Sweden

Creating and Managing Executable Decision Models with DecisionFirst Modeler and OpenRules, James Taylor (Decision Management Solutions) and Jacob Feldman, Webinar May 7, 2013

Using Decision Tables to Model and Solve Scheduling and Resource Allocation Problems, Business Rules Forum 2012, October 28 - November 2, 2012, Fort Lauderdale, FL.

Modeling and Solving Decision Optimization Problems, IntelliFest 2012, October 22-26, 2012 San Diego, CA.

JSR331 "Constraint Programming API", Jacob Feldman, JavaOne 2012, Oct. 1, 2012, San Francisco, CA.  See YouTube's recording made by OracleLearning

Using Constraint Solvers as Inference Engines to Validate and Execute Rules-based Decision Models, Rules Fest 2011, October 24-27, 2011, Burlingame, CA

Representing and Solving Rule-Based Decision Models with Constraint Solvers,
Jacob Feldman, RuleML 2011 - America, LNCS 7018, pp. 208-221, 2011, Springer-Verlag Berlin Heidelberg 2011,

Creating, Testing, and Executing Decision Models with OpenRules-6,
Jacob Feldman, OMG Decision Modeling Information Day, March 23, 2011, Washington DC

A Simple Inference Framework for Connecting the Dots,
Jacob Feldman,  
Rules Fest, October 11-14, 2010 San Jose, CA.

Developing Large Scale Intelligent Checklists with OpenRules BRMS
Bill Zemlak, Jacob Feldman, The 13th International Business Rules Forum, October 17-21,2010 Washington DC. 

An Integrated Business Rules and Constraints Approach to Data Centre Capacity Management
Roman van der Krogt, Jacob Feldman, James Little, David Stynes, CP-2010: 16th International Conference on Principles and Practice of Constraint Programming,  September 6-10, 2010 St. Andrews, Scotland

CP Standardization Discussion
chaired by
Jacob Feldman, CP-2010: 16th International Conference on Principles and Practice of Constraint Programming,  September 6-10, 2010 St. Andrews, Scotland

A Generic Visualization Platform for CP
H.Simonis, P.Davern, J.Feldman, D.Mehta, L.Quesada, M.Carlsson,
CP-2010: 16th International Conference on Principles and Practice of Constraint Programming,  September 6-10, 2010 St. Andrews, Scotland.

JSR-331: Early Draft Review
Jacob Feldman at the workshop "Open Source Tools for Constraint Programming and Mathematical Programming", CP-AI-OR 2010: Seventh International Conference on Integration of AI and OR Techniques in Constraint Programming for Combinatorial Optimization Problems, June
14-18, 2010, Bologna, Italy

Using Hard and Soft Rules to Define and Solve Optimization Problems
Barry O'Sullivan and Jacob Feldman,  The 12th International Business Rules Forum, November 1-5, 2009 Las Vegas, NV. See presentation.

Rules Violations and Over-Constrained Problems
Jacob Feldman, October Rules Fest, October 26-30, 2009 Dallas, Texas

CP-INSIDE: Embedding Constraint-based Decision Engines in Business Applications
Jacob Feldman, Eugene Freuder and James Little,
CP-AI-OR 2009: Sixth International Conference on Integration of AI and OR Techniques in Constraint Programming for Combinatorial Optimization Problems, May 27-31, 2009, Pittsburgh, PA.

A Unified Business Interface for Modeling and Solving Constraint Satisfaction Problems
Jacob Feldman, OMG Technical Meeting, Santa Clara, CA, December 8-12, 2008

Integrated Business Rules and Constraint Programming Technologies for EDM
Jacob Feldman, Eugene Freuder, The 11th International Business Rules Forum and The First EDM Summit, Orlando, FL, October 26-30, 2008

Applying Business Rules to Complex Patent Data Processing - EPO Experience
Rex Bosma, Jacob Feldman, The 11th International Business Rules Forum and The First EDM Summit, Orlando, FL, October 26-30, 2008

Using Constraint Programming in Business Rules Environments
Jacob Feldman, October Rules Fest, Dallas, October 22-25, 2008

CP-based Social Scheduling
Jacob Feldman, Eugene Freuder, Leonid Ioffe, James Little, Oscar Manzano. The International Conference on Automatic Planning and Scheduling, Sydney, September-2008. Watch

Integrating Business Rules and Machine Learning Technologies
Jacob Feldman, Ian Graham. A presentation at the 10th International Business Rules Forum, October-2007, Washington, DC.

Business Rules Forum 2006 Vendor Panel ~ The Future is Now
Business Rules Journal, Vol. 8, No. 2 (Feb. 2007), URL:  

Configuring Complex On-Demand Services with Business Rules
George Sallivan, Jacob Feldman. A presentation at the 9th International Business Rules Forum, November-2006, Washington, DC.

OpenRules - Open Source Business Rules Management System, November-2004, Las Vegas, NV

Rules-Based Interaction Processes
J.Feldman, I.Khlystov, S.Meshcheryakov, S.Shor. The 6th International Business Rules Forum, November-2003, Nashville, TN

Workflow, Rule, and Optimization Engines: Working Together
Jacob Feldman. The 5th International Business Rules Forum 2002 Conference, November-2002, New Orleans

Interactive Constraint Propagation
Jacob Feldman. INFORMS, November-1999, Philadelphia.

Practical Patterns for Constraint Programming
Jacob Feldman, Didier Vergamini, PACP-98, The International Conference and Exhibition on The Practical Application of Constraint Technologies and Logic Programming, 1998, London

Building Maintainable Scheduling & Resource Allocation Engines
Jacob Feldman. INFORMS 1998, Montreal.

Travel Time Optimization for Public Utility Job Scheduling
J.Feldman, N.Sekas, ILOG User's Conference, 1997, Paris.

Virtual Loader: a development environment for load planning systems
Jacob Feldman, Walter Maximuck, ILOG User's Conference, 1995, Paris.




Business Rules Repository Decisions Top-Down Semantics In Concert Business Analyst Decisioning
themed object
Business Rules - Time to Excel
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