Rules in (and for) the Web have become a mainstream topic since inference rules were marked up for E-Commerce and were identified as a Design Issue of the Semantic Web, and since transformation rules were put to practice for document generation from a cen
One consistent question we get from outside the CEP market is: what is the difference between a “standard” Business Rules Engine (or BRE) and a (rule-driven) Complex Event Processing engine? This is particularly interesting because a rule-based CEP en
Drools is an enhanced Rules Engine implementation based on the ReteOO algorithm, an algorithm adapted from the one originally devised by Charles Forgy. Drools has become quite popular due to performance characteristics and it’s natural language semantic
The Rete algorithm is an efficient pattern matching algorithm for implementing production rule systems. The Rete algorithm was designed by Dr Charles L. Forgy of Carnegie Mellon University, first published in a working paper in 1974, and later elaborated