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HDW2026 Masterclass - Jessica Talisman

Mon 26 Oct 2026 09:00 - 12:00 Epicenter, 00100

HDW2026 Masterclass - Jessica Talisman

Mon 26 Oct 2026 09:00 - 12:00 Epicenter, 00100

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Masterclass: Just Enough Semantics with Jessica Talisman

The numbers aren't enough - your AI needs to understand what the data means.

Kick off your Helsinki Data Week experience with an intensive, three-hour masterclass led by Jessica Talisman, a world-renowned authority on ontologies and information architecture.

Why Attend?

While the main conference focuses on the broader horizons of data & AI, this pre-event masterclass is a "sleeves-rolled-up" session designed for professionals who need to bridge the gap between raw data and real intelligence. The workshop will lead participants toward competency in ontology and knowledge graph modeling by creating an RDF SKOS thesaurus model, bolstered by AI agents and strictly constrained by standards. A central theme from the beginning of the workshop will be to discuss where AI is appropriate and where it is not.

You will learn how to:

  • Understand the Foundations of Ontologies: Learn the theoretical foundations of ontologies, including the standards grounding this work.
  • Create Taxonomies and Utilize SKOS: Harvest terminology and definitions, and set up a SKOS project.
  • Visualize Your SKOS Model as a Graph: Validate your model in a visualization tool and create a "starter pack" for LLM-assisted ontology expansion.
  • Utilize AI Agents Reliably for Semantics Work: Learn how to use your standards-based ontology as a deterministic template to guide Large Language Models (LLMs) in extracting data into a set structure.

Meet Your Instructor

Jessica Talisman is a titan in the world of taxonomies and ontologies. With a career dedicated to the intersection of linguistics and technology, she helps the world’s leading organizations turn chaotic data into structured knowledge. Her sessions are known for being high-energy, high-insight, and deeply practical.

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Registration Details

  • Limited Capacity: To ensure a high-quality learning environment and direct access to Jessica, seats are strictly limited. Get your tickets now!
  • Separate Admission: Please note that this Masterclass is a standalone event. Admission is 250€ and must be purchased separately from your Helsinki Data Week Opening Event ticket.
  • Prerequisites: Designed for Data Architects, AI Engineers, Knowledge Managers, and senior Data Professionals.
  • Cancellation notice: The organizers reserve the right to cancel this event if the minimum ticket sales threshold is not met. In the event of such a cancellation, you will receive a refund.

Don’t leave your AI’s intelligence to chance - learn why and how SEMANTICS is the word of the year!

Location

Epicenter, 00100