complex-event-processing Questions

4

Are there any Python alternatives similar to Esper (Java and .NET) that deal with complex event processing (CEP)?
Halfwitted asked 14/9, 2010 at 7:54

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Pagination is hard when your content rankings can change quickly, and even harder when those rankings differ per-user. (Let's treat infinite scroll as a type of pagination where the links are invis...
Woollen asked 7/3, 2012 at 13:15

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What does PI in OSIsoft's 'PI System' stand for? I can't tell if it stands for the symbol/number Pi, or if it stands for a previous name for the technology, like 'Process Intelligence'. PI is too c...
Generation asked 16/12, 2009 at 19:34

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We are at the beginning of building an IoT cloud platform project. There are certain well known portions to achieve complete IoT platform solution. One of them is real-time rule processing/engine s...

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How can I implement an operator with Flink's DataStream API that sends an event when no data was received from a stream for a certain amount of time?

10

I am really interested in Complex Event Processing and have been looking at Esper. However my company has an anti-GPL stance and I was wondering if there are non-GPL alternatives out there un...
Negatron asked 6/3, 2009 at 18:10

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I want to learn more on how to build CEP based applications. So I looked around and found several products (overview found here: http://rulecore.com/CEPblog/?page_id=47). But as there are quite a ...
Guglielmo asked 26/5, 2009 at 18:32

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I have a stream of discrete events coming into my system and I need to apply rules based on the content of each event. Also, I want to apply complex event processing on these stream events. Constr...

3

I'm working on an application that accepts 100k+ unique inputs - for simplicity lets assume each input is a floating point value(a,b,c...etc) - though they could also be strings etc. The applicatio...

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I've been looking at Esper (and Storm) for stream processing.. Esper seems to do exactly what I want.. i.e. roling means, medians, complex queries, etc... but one thing has me wondering. How would...
Ailssa asked 6/2, 2012 at 17:57

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Are there any CEP Engine/Platforms that works friendly with .Net (ie, it has .Net API), other than Nesper and the Microsoft StreamInsight ?
Pictograph asked 27/7, 2010 at 19:45

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Scenario: The end user wants to define actions on set of data change events that happen within the system. These actions should be configurable. I have few questions regarding it below: My first ...
Hypothetical asked 8/6, 2011 at 18:27

1

The complexity of achievements I've noticed while playing Team Fortress 2 on Steam is amazing. Are there any resources that describe how they architected their achievement engine? There is a lot o...
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