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Adding Innovation to your systems...

Written by: Nic Plum | Posted on: | Category:

This is also available as a downloadable report on ResearchGate:


In moving from NATO Architecture Framework (NAF) v3 to v4 the metamodel (NMM) has been dropped. There's only a design implementation of it left in the UAF and no longer any input requirements to implement. ...

Written by: Nic Plum | Posted on: | Category:


The terms 'validation' and 'verification' and 'V&V' are often used and often misused so it's worth spending a little while trying to understand the terms and the potential effects of misuse. As ever it has a lot to do with the context of the use (or misuse) of the terms.


It's always worth starting with some authoritative sources when looking ...

Written by: Nic Plum | Posted on: | Category:

It’s that time of the year - the festive season. This means a bit of ‘down time’ to play although in reality it’s always used to explore, learn or do ‘worthy’ things for the community such as maintain and extend TRAK (an open source architecture framework).

Untappd Application

One of the many apps on the mobile phone is Untappd. This allows a user to ‘check in’ a beer they’ve ...

Written by: Nic Plum | Posted on: | Category:

Adelard is the company behind the concept of using Claims, Arguments and Evidence to develop safety assurance cases. They’ve done a sound job in explaining rationale and developing a systematic approach so it was only natural to want to understand the metamodel behind this, particularly as they seem to be the first to have introduced the [Claim - Argument - Evidence (CAE)][1] construct in describing ...

Written by: Nic Plum | Posted on: | Category:


The MDG for TRAK is a plugin for the Sparx Systems Enterprise Architect UML modelling tool ('EA') that makes it easy for modellers/architects to create models and views using the TRAK Enterprise Architecture framework. It takes the form of a XMI text file (actually a UML model itself) that EA loads when it starts up.


The plugin was created when developing ...

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