Comments on: Do You Really Need RETE? http://pathfindersoftware.com/2006/04/do_you_really_n/ The Fastest Way to Launch Successful Software Thu, 19 Jan 2012 16:36:03 +0000 hourly 1 http://wordpress.org/?v=3.3.1 By: Peter Lin http://pathfindersoftware.com/2006/04/do_you_really_n/#comment-5112 Peter Lin Tue, 18 Apr 2006 15:21:00 +0000 http://www.pathf.com/blogs/2006/04/do_you_really_n/#comment-5112 <p>Many commercial engines like iLog and JESS provide backward chaining features. iLog also has a sequential mode, which is similar to LEAPS algorithm. In my own implementation, I support a variety of options, like turning off the alphaMemory in cases where an application doesn't need to modify or retract facts. I've also implemented additional objectTypeNode hashing so that applications with lots of simple rules will not see a significant decrease in performance. For example, I ran some tests with 8K rules (<a href="http://woolfel.blogspot.com/2005/12/constant-performance-is-achievable.html)" rel="nofollow">http://woolfel.blogspot.com/2005/12/constant-performance-is-achievable.html)</a> to demonstrate constant performance is achievable in "very" specific use cases.</p> <p>across the rule engine world, there's also Mindbox, which uses a CBR engine. FairIssac has the RETEIII engine, which also has strengths in certain areas.</p> <p>peter</p> Many commercial engines like iLog and JESS provide backward chaining features. iLog also has a sequential mode, which is similar to LEAPS algorithm. In my own implementation, I support a variety of options, like turning off the alphaMemory in cases where an application doesn’t need to modify or retract facts. I’ve also implemented additional objectTypeNode hashing so that applications with lots of simple rules will not see a significant decrease in performance. For example, I ran some tests with 8K rules (http://woolfel.blogspot.com/2005/12/constant-performance-is-achievable.html) to demonstrate constant performance is achievable in “very” specific use cases.

across the rule engine world, there’s also Mindbox, which uses a CBR engine. FairIssac has the RETEIII engine, which also has strengths in certain areas.

peter

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