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Event Processing in Action by Peter Niblett, Opher Etzion

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Chapter 9. Detecting event patterns

Art is the imposing of a pattern on experience, and our aesthetic enjoyment is recognition of the pattern.

Alfred North Whitehead

It’s no exaggeration to say that event pattern detection is the jewel in the crown of event processing. Pattern detection lets us go beyond individual events to look for specific collections of events and the relationship between them; a pattern that is detected can have a meaning that goes beyond the individual events that it comprises. Consider a personalized healthcare system where a patient is hooked up to multiple monitors. The individual events reported by the monitors might not in themselves be significant, but by considering the events from all the monitors you might spot ...

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