by David Luckham
The demand for processing higher level events, often called business events,has expanded rapidly over the past three or four years. In writing a short history of the development of CEP to meet the demands of these new markets, I have needed to refer often to a set of concepts that forms the core of CEP. For example, the question arises as to how much CEP is contained in the current CEP tools and applications out there in the marketplace. This article is a brief and incomplete overview of some of those concepts.
Also, we might mention that while most of these concepts are now well understood, there are many challenging research issues involved in developing efficient implementations to apply them to practical problems. pdf article.