A picture of Hagen Tarner.

Hagen Tarner

Hagen Tarner is a PhD Student at the HCI group of University of Duisburg Essen, advised by Fabian Beck.

He received a Bachelor of Science in Health Informatics from University of Applied Sciences in Dortmund, and a Master of Science in Media Informatics from Berliner Hochschule für Technik.

You can find him on ResearchGate, Google Scholar, Twitter or write an email to hagen.tarner@paluno.uni-due.de.

His office is in Room SM-204a at
Universität Duisburg-Essen
Mensch-Computer Interaktion
Schützenbahn 70
45127 Essen

My research interests include Information Visualization, Scientific Visualization techniques, and Computer Graphics.


Visually Comparing Rendering Performance from Multiple Perspectives
Hagen Tarner, Valentin Bruder, Steffen Frey, Thomas Ertl, and Fabian Beck
27th International Symposium on Vision, Modeling, and Visualization 2022
Spike – A code editor plugin highlighting fine-grained changes
Ronald Escobar Jaldin, Juan Pablo Sandoval Alcocer, Hagen Tarner, Fabian Beck and Alexandre Bergel
10th IEEE Working Conference on Software Visualization 2022
Visually Analyzing the Structure and Code Quality of Component-based Web Applications
Tarner, Hagen and Van Den Bongard, Daniel and Beck, Fabian
9th IEEE Working Conference on Software Visualization 2021
PDF ] [ Tool ] [ DOI ] [ Talk ]
Talking Realities: Audio Guides in Virtual Reality Visualizations
Latif, Shahid and Tarner, Hagen and Beck, Fabian
IEEE Computer Graphics and Applications Journal 2021
DOI ] [ Talk ]
Exploring a Multi-focus Visual Comparison of Dynamic Graphs
Tarner, Hagen and Beschastnikh, Ivan and Beck, Fabian
Poster Session of the 24th IEEE Visualization Conference 2020
PDF ] [ Tool ]
Visualizing Evolution and Performance Metrics on Method Level as Multivariate Data
Tarner, Hagen and Frick, Veit and Pinzger, Martin and Beck, Fabian
13th Seminar Series on Advanced Techniques & Tools for Software Evolution 2020
PDF ] [ Talk ]
Exploring Visual Comparison of Multivariate Runtime Statistics
Tarner, Hagen and Frick, Veit and Pinzger, Martin and Beck, Fabian
9th Symposium on Software Performance 2018

Teaching, Supervision & Service

In 2022 I was Community Chair and PC member of VISSOFT.

In 2020 I was a member of the Artifact Evaluation Track of VISSOFT.

Supervised Theses

3D Visualization of Changes in Evolving Hierarchical Data
Visualisierung der Evolution von Software Performance Metriken im Source Code
Eine Visuelle Analyse Von Webframework-Komponenten Basierend Auf Ihren Abhängigkeiten Und Qualitätseigenschaften
Cascading Style Sheets: Automatisierte Analyse Der Code-Qualität Und Generierung Eines Bericht

List of Lectures, Seminars, and Projects I worked on:

Master Project Groups
ViVaSD - Visualizing Variability in Software Dynamics
Talking Realities
Lectures and Exercises
Modelle der Informatik
Informations- und Softwarevisualisierung
Software Performance Monitoring
Software Visualization
Graph Visualization


Non-academic work experience: