Ulf Brefeld
Prof. Dr.
- Informatics
- Business informatics
Research areas
- 2024
PODIUMSDISKUSSION: Lehramtsstudium und/oder Künstliche Intelligenz? Ethische Herausforderungen in Bildung durch Technik.
Dana-Kristin Mah (Speaker), Ulf Brefeld (Speaker), Wolfgang Broy (Speaker) & Thomas Jan Kück (Moderator)
13.06.2024Activity: Participating in or organising an academic or articstic event › External workshops, courses, seminars › Transfer
- 2023
Masked Autoencoder Pretraining for Event Classification in Elite Soccer
Yannick Rudolph (Speaker) & Ulf Brefeld (Coauthor)
18.09.2023Activity: Talk or presentation › talk or presentation in privat or public events › Research
Data-efficient Pattern Detection in Elite Soccer
Yannick Rudolph (Speaker), Dennis Faßmeyer (Coauthor) & Ulf Brefeld (Coauthor)
26.05.2023Activity: Talk or presentation › Conference Presentations › Research
- 2022
Modeling Conditional Dependencies in Multiagent Trajectories
Yannick Rudolph (Speaker) & Ulf Brefeld (Coauthor)
28.03.2022Activity: Talk or presentation › Presentations (poster etc.) › Research
Detection of tactical patterns using semi-supervised graph neural networks
Gabriel Anzer (Speaker), Pascal Bauer (Speaker), Ulf Brefeld (Speaker) & Dennis Faßmeyer (Speaker)
2022Activity: Talk or presentation › Conference Presentations › Research
- 2020
Graph Conditional Variational Models: Too Complex for Multiagent Trajectories?
Yannick Rudolph (Speaker), Ulf Brefeld (Coauthor) & Uwe Dick (Coauthor)
12.12.2020Activity: Talk or presentation › Presentations (poster etc.) › Research
Companion Proceedings of the 10th International Conference on Learning Analytics & Knowledge LAK20
Kai Neubauer (Participant) & Ulf Brefeld (Participant)
25.03.2020 → 27.03.2020Activity: Participating in or organising an academic or articstic event › Conferences › Research
- 2018
MDP-based Itinerary Recommendation using Geo-Tagged Social Media
Radhika Gaonkar (Speaker), Maryam Tavakol (Speaker) & Ulf Brefeld (Speaker)
24.10.2018Activity: Talk or presentation › Conference Presentations › Research
Concurrent Adaptive Tests for Formative Assessments in School Classes
Daniel Bengs (Speaker), Ulf Brefeld (Speaker) & Ulf Kröhne (Speaker)
26.07.2018Activity: Talk or presentation › Conference Presentations › Research
Educational Data Mining - EDM 2018
Ahcène Boubekki (Coauthor), Shailee Jain (Coauthor) & Ulf Brefeld (Speaker)
15.07.2018 → 17.07.2018Activity: Participating in or organising an academic or articstic event › Conferences › Research
Exploiting the Frame for Active Learning in Multi-class Classification
Sebastian Mair (Coauthor) & Ulf Brefeld (Coauthor)
15.07.2018 → 18.07.2018Activity: Talk or presentation › Conference Presentations › Research
European conference an Data Analysis -ECDA 2018
Radhika Gaonkar (Coauthor), Maryam Tavakol (Coauthor) & Ulf Brefeld (Coauthor)
04.07.2018 → 06.07.2018Activity: Participating in or organising an academic or articstic event › Conferences › Research
Learning to rate player actions in multi-agent scenarios
Uwe Dick (Speaker) & Ulf Brefeld (Speaker)
11.01.2018Activity: Talk or presentation › Conference Presentations › Research
- 2017
Frame-based Matrix Factorizations
Sebastian Mair (Speaker), Ahcène Boubekki (Speaker), Ulf Brefeld (Speaker), Sebastian Mair (Coauthor), Ahcène Boubekki (Coauthor) & Ulf Brefeld (Coauthor)
11.09.2017 → 13.09.2017Activity: Talk or presentation › Conference Presentations › Research
Learning to Rate Player Actions on the Example of Soccer
Ulf Brefeld (Speaker) & Uwe Dick (Speaker)
26.06.2017 → 28.06.2017Activity: Talk or presentation › Conference Presentations › Research
THE EUROPEAN CONFERENCE ON MACHINE LEARNING & PRINCIPLES AND PRACTICE OF KNOWLEDGE DISCOVERY IN DATABASES 2017
Ulf Brefeld (Coauthor)
2017 → …Activity: Participating in or organising an academic or articstic event › External workshops, courses, seminars › Research
- 2016
A Learning Agent for Parameter Adaptation in Speeded Tests
Daniel Bengs (Speaker) & Ulf Brefeld (Speaker)
23.09.2016 → 27.09.2016Activity: Talk or presentation › Conference Presentations › Research
School of Management and Technology (Organisational unit)
Ulf Brefeld (Office)
01.04.2016 → …Activity: Membership › Leuphana academic councils and committees › Leuphana Academic Committees
- 2014
Structured Prediction in Social Contexts
Ulf Brefeld (Speaker)
15.09.2014Activity: Talk or presentation › Conference Presentations › Research
- 2013
Learning Shortest Paths for Word Graphs
Emmanouil Tzouridis (Speaker) & Ulf Brefeld (Speaker)
23.09.2013 → 27.09.2013Activity: Talk or presentation › Conference Presentations › Research
- 2007
Support Vector Machines for Collective Inference
Ulf Brefeld (Speaker), Thoralf Klein (Speaker) & Tobias Scheffer (Speaker)
01.08.2007 → 03.08.2007Activity: Talk or presentation › Conference Presentations › Research
- 2006
Discriminative Identification of Duplicates
Peter Haider (Speaker), Ulf Brefeld (Speaker) & Tobias Scheffer (Speaker)
18.09.2006 → 22.09.2006Activity: Talk or presentation › Conference Presentations › Research