Case Study: Create your own AI Domain Expert, by Roy Maassen
- Mark Miller
- Apr 23
- 2 min read

In recent years, Roy Maassen has developed various data architectures for clients and designed data warehouse and analytics platforms, including a Tax Authorities Analytics platform that now serves thousands of users.
He teaches at the Hogeschool Utrecht, where he teaches the wonderful subject of information modeling based on the fact-based modeling method.
Roy's session is streaming live from Apeldoorn, Gelderland during the 24 hour Artificial (Un)Intelligence Conference. 100+ sessions. No sales pitches, no marketing.
Session Description, AI Domain Expert
Imagine a world where you have a smart assistant in your pocket: a domain expert who effortlessly navigates the jungle of complex agricultural legislation that boosts your modeling-journey. In my presentation, I will show you how I built this virtual expert with ChatGPT and Casetalk, using Large Language Models (LLMs). Using a real-life case study in the European Agricultural Domain, I will show you how I processed hundreds of pages of legislation and regulations into a conceptual information model – lightning fast, without hassle and to the full satisfaction of the real domain experts.
In this presentation, I will teach you how to create a 'virtual domain expert' and show you how it greatly accelerates the modeling process. Join me for the session and experience how you can give your modeling processes a quick boost!!”
TAKEAWAYS
Create a ‘virtual’ domain expert in a few steps.
Train the ‘virtual’ domain expert in the right way.
Apply the expertise during the modeling process.
About Roy Maassen
I am Roy, founder of Valorix, and I help organizations structure their data and keep it manageable. My vision on data architecture is daring, but my solutions are always practical and sustainable. With over 20 years of IT experience – from developer to architect – I ask the right questions and provide sound advice.
In recent years, I have developed various data architectures for clients and designed data warehouse and analytics platforms, including a Tax Authorities Analytics platform that now serves thousands of users. I also teach at the Hogeschool Utrecht, where I teach the wonderful subject of information modeling based on the fact-based modeling method.
The Artificial (Un)Intelligence Conference is a global, 24 hour live online conference. Registration is free, and includes access to all sessions, including on-demand, at the conclusion of the event. No sales pitches, no marketing. Just the good stuff.
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