- From: Manfred Hauswirth <manfred.hauswirth@deri.org>
- Date: Wed, 16 Dec 2009 20:15:42 +0000
- To: Luis Bermudez <bermudez@sura.org>
- CC: John Graybeal <jbgraybeal@mindspring.com>, Semantic Sensor Network Incubator Group WG <public-xg-ssn@w3.org>
Hi, Luis Bermudez wrote: [...] > Senors and sensor system can be model as process ( they can get some > input and can produce some output). We are mainly interested in the > output, this is why "process" is important Hmm, in my domain, process is an active component, whereas what you describe, I would describe as a data stream (processing) system. > Sensors and platform have components, these is why they can be model as > systems If you think in terms of hardware only, yes. What about the OS of a sensor? Like TinyOS - what would that be? > System and Process are two independent concepts. Maybe we should leave > them that way and say sensor is subclass of both. Agreed. For me a sensor can be part of a process. A process can use sensors. On the other hand a sensor can also implement a process. A system on the other hand can consist of sensors and processes. Am I misunderstanding "system"? Best regards, Manfred -- Prof. Manfred Hauswirth Digital Enterprise Research Institute (DERI) National University of Ireland, Galway (NUIG) http://www.manfredhauswirth.org/
Received on Wednesday, 16 December 2009 20:16:30 UTC