2025-02-13 Community meeting notes

5 min

Introduction

Daan

First time joining of Zakariae Bentahar, who works as in intern at RTE-i, and will work with OpenSTEF as well.

10 min

Community announcements

Daan

• Alliander team is now called STEF instead of KTP to align with OpenSTEF

• Many PRs closed and merged, new releases made

• Next co-coding has half hour at the end of the day

  • Comment from Olivier: half hour is a bit short.

    • We will see how it goes next time and change it if it was too short

15 min

Progress at Alliander

Daan

• Cause of bad forecasts in start of January was caused by weather data issues

• Preparing for ODN congestion season with new rolling window features and experimental setup with different model types + features

10 min

Other updates

New internship at RTE-i that has started (with Zakariae as intern)

• Continuation of previous internship

  • Previous internship resulting in OpenSTEF running in Kubernetes Dagster setup with data

• Long term internship (until Nov 2025) to

  • Evaluate different seasons in current setup

  • Find out what is needed to improve predictions

End goal is to setup a complete forecasting infrastructure to create forecasts for customers

5min

Closed / Open PRs / Issues

• Rolling aggregate load features added to OpenSTEF, helps with variable base loads

• GBlinear model added to OpenSTEF, similar to linear quantile model, but with more regularization and computational improvements with a different training method

• Lots of minor fixes

5 min

Closing

Daan