Research in visualization and data science, including visual data science, interactive visual data exploration and analysis, and the application of visualization to a broad range of applications. 

Teaching classes in computer science with a special focus on visualization, computer graphics, and data science.  

Academic article

• Rainer Splechtna; Denis Gračanin; Goran Todorović et al. (2023). Interactive Visual Analysis of Structure-borne Noise Data. (external link)
• Armin Pobitzer; Ronald Peikert; Raphael Fuchs et al. (2010). On theWay Towards Topology-Based Visualization of Unsteady Flow – the State of the Art. (external link)
• Ivan Kolesar; Julius Parulek; Ivan Viola et al. (2014). Interactively illustrating polymerization using three-level model fusion. (external link)
• Ove Daae Lampe; Carlos Correa; Kwan-Liu Ma et al. (2009). Curve-centric volume reformation for comparative visualization. (external link)
• Pierre Bedoucha; Nathalie Reuter; Helwig Hauser et al. (2020). Visual exploration of large normal mode spaces to study protein flexibility. (external link)
• Paolo Angelelli; Kim Nylund; Odd Helge Gilja et al. (2011). Interactive visual analysis of contrast-enhanced ultrasound data based on small neighborhood statistics. (external link)
• Kresimir Matkovic; Denis Gracanin; Borislav Klarin et al. (2009). Interactive visual analysis of complex scientific data as families of data surfaces. (external link)
• Philipp Muigg; Markus Hadwiger; Helmut Doleisch et al. (2007). Scalable Hybrid Unstructured and Structured Grid Raycasting. (external link)
• Sanjin Radoš; Rainer Splechtna; Krešimir Matković et al. (2016). Towards quantitative visual analytics with structured brushing and linked statistics. (external link)
• Kresimir Matkovic; Denis Gracanin; Rainer Splechtna et al. (2014). Visual analytics for complex engineering systems: Hybrid visual steering of simulation ensembles. (external link)
• Andrea Brambilla; Helwig Hauser (2015). Expressive seeding of multiple stream surfaces for interactive flow exploration. (external link)
• Ove Daae Lampe; Ivan Viola; Nathalie Reuter et al. (2007). Two-Level Approach to Efficient Visualization of Protein Dynamics. (external link)
• Cagatay Turkay; Alexander Lex; Marc Streit et al. (2014). Characterizing cancer subtypes using dual analysis in Caleydo StratomeX. (external link)
• Kresimir Matkovic; Denis Gracanin; Helwig Hauser (2019). Visual analytics for simulation ensembles. (external link)
• Florian Ladstädter; Andrea Steiner; Bettina Lackner et al. (2010). Exploration of Climate Data Using Interactive Visualization. (external link)
• Kim Nylund; Svein Ødegaard; Trygve Hausken et al. (2009). Sonography of the small intestine. (external link)
• Katarína Furmanová; Adam Jurčík; Barbora Kozlíková et al. (2020). Multiscale Visual Drilldown for the Analysis of Large Ensembles of Multi-Body Protein Complexes. (external link)
• Cagatay Turkay; Peter Filzmoser; Helwig Hauser (2011). Brushing Dimensions - A Dual Visual Analysis Model for High-Dimensional Data. (external link)
• Laura Ann Garrison; Juliane Müller; Stefanie Schreiber et al. (2021). DimLift: Interactive Hierarchical Data Exploration through Dimensional Bundling. (external link)
• Juliane Muller; Laura Ann Garrison; Philipp Ulbrich et al. (2021). Integrated Dual Analysis of Quantitative and Qualitative High-Dimensional Data. (external link)
• Harald Piringer; Matthias Buchetics; Helwig Hauser et al. (2010). Hierarchical Difference Scatterplots: Interactive Visual Analysis of Data Cubes. (external link)
• Johannes Kehrer; Philipp Muigg; Helmut Doleisch et al. (2011). Interactive visual analysis of heterogeneous scientific data across an interface. (external link)
• Paolo Angelelli; Ivan Viola; Kim Nylund et al. (2010). Guided Visualization of Ultrasound Image Sequences. (external link)
• Raphael Fuchs; Ronald Peikert; Helwig Hauser et al. (2008). Parallel vectors criteria for unsteady flow vortices. (external link)
• Bernhard Preim; Paul Klemm; Helwig Hauser et al. (2016). Visual analytics of image-centric cohort studies in epidemiology. (external link)
• Andrea Brambilla; Paolo Angelelli; Øyvind Andreassen et al. (2016). Comparative visualization of multiple time surfaces by planar surface reformation. (external link)
• Wolfgang Freiler; Kresimir Matkovic; Helwig Hauser (2008). Interactive Visual Analysis of Set-Typed Data. (external link)
• Bilal Alsallakh; Wolfgang Aigner; Silvia Miksch et al. (2013). Radial sets: interactive visual analysis of large overlapping sets. (external link)
• Johannes Kehrer; Florian Ladstädter; Philipp Muigg et al. (2008). Hypothesis Generation in Climate Research with Interactive Visual Data Exploration. (external link)
• Krešimir Matković; Rainer Splechtna; Denis Gračanin et al. (2021). Getting Insight into Noise, Vibration, and Harshness Simulation Data. (external link)
• Paolo Angelelli; Steffen Oeltze; Judit Haasz et al. (2014). Interactive visual analysis of heterogeneous cohort-study data. (external link)
• Armin Pobitzer; Ronald Peikert; Raphael Fuchs et al. (2011). The State of the Art in Topology-based Visualization of Unsteady Flow. (external link)
• Paolo Angelelli; Sten Roar Snare; Siri Ann Nyrnes et al. (2014). Live ultrasound-based particle visualization of blood flow in the heart. (external link)
• Laura Ann Garrison; Ivan Kolesar; Ivan Viola et al. (2022). Trends & Opportunities in Visualization for Physiology: A Multiscale Overview. (external link)
• Katarina Furmanova; Miroslava Jaresova; Jan Byska et al. (2017). Interactive Exploration of Ligand Transportation through Protein Tunnels. (external link)
• Lucia Kocincova; Miroslava Jaresova; Jan Byska et al. (2017). Comparative Visualization of Protein Secondary Structures. (external link)
• Chaoran Fan; Helwig Hauser (2021). On Sketch-Based Selections from Scatterplots Using KDE, Compared to Mahalanobis and CNN Brushing. (external link)
• Cagatay Turkay; Aidan Slingsby; Helwig Hauser et al. (2014). Attribute signatures: Dynamic visual summaries for analyzing multivariate geographical data. (external link)
• Kresimir Matkovic; Hrvoje Abraham; Mario Jelovic et al. (2017). Quantitative Externalization of Visual Data Analysis Results Using Local Regression Models. (external link)
• Cagatay Turkay; Erdem Kaya; Selim Balcisoy et al. (2017). Designing Progressive and Interactive Analytics Processes for High-Dimensional Data Analysis. (external link)
• Krešimir Matković; Alan Lež; Helwig Hauser et al. (2011). Current Trends for 4D Space-Time Topology for Semantic Flow Segmentation. (external link)
• Cagatay Turkay; Julius Parulek; Nathalie Reuter et al. (2011). Interactive Visual Analysis of Temporal Cluster Structures. (external link)
• Paolo Angelelli; Helwig Hauser (2011). Straightening Tubular Flow for Side-by-Side Visualization. (external link)
• Rainer Splechtna; Majid Behravan; Mario Jelovic et al. (2024). Interactive Design-of-Experiments: Optimizing a Cooling System. (external link)
• K Matkovic; D Gracanin; M Jelovic et al. (2008). Interactive Visual Steering - Rapid Visual Prototyping of a Common Rail Injection System. (external link)
• Cagatay Turkay; Arvid Lundervold; Astri Lundervold et al. (2012). Representative factor generation for the interactive visual analysis of high-dimensional data. (external link)
• Ove Daae Lampe; Helwig Hauser (2011). Interactive model Prototyping in Visualization Space. (external link)
• Chaoran Fan; Krešimir Matković; Helwig Hauser (2021). Sketch-Based Fast and Accurate Querying of Time Series Using Parameter-Sharing LSTM Networks. (external link)
• Juraj Palenik; Thomas Spengler; Helwig Hauser (2020). IsoTrotter: Visually Guided Empirical Modelling of Atmospheric Convection. (external link)
• Raphael Fuchs; Jan Kemmler; Benjamin Schindler et al. (2010). Toward a Lagrangian Vector Field Topology. (external link)
• Sergej Stoppel; Erlend Hodneland; Helwig Hauser et al. (2016). Graxels: Information Rich Primitives for the Visualization of Time-Dependent Spatial Data. (external link)
• Adam Jurcik; Katarina Furmanova; Jan Byska et al. (2019). Visual Analysis of Ligand Trajectories in Molecular Dynamics. (external link)
• Steffen Oeltze; Helmut Doleisch; Helwig Hauser et al. (2007). Interactive Visual Analysis of Perfusion Data. (external link)
• Armin Pobitzer; Murat Tutkun; Øyvind Andreassen et al. (2011). Energy-scale Aware Feature Extraction for Flow Visualization. (external link)
• Krešimir Matković; Rainer Splechtna; Denis Grašanin et al. (2025). CrossSet: Unveiling the Complex Interplay of Two Set-typed Dimensions in Multivariate Data. (external link)
• Thomas Höllt; Anna Vilanova; Nicola Pezzotti et al. (2019). Focus+context exploration of hierarchical embeddings. (external link)
• Johannes Kehrer; Peter Filzmoser; Helwig Hauser (2010). Brushing moments in interactive visual analysis. (external link)
• Helmut Doleisch; Helwig Hauser (2012). Interactive visual exploration and analysis of multivariate simulation data. (external link)
• Philipp Muigg; Johannes Kehrer; Steffen Oeltze et al. (2008). A four-level focus plus context approach to interactive visual analysis of temporal features in large scientific data. (external link)
• Endre Mølster Lidal; Mattia Natali; Daniel Patel et al. (2013). Geological storytelling. (external link)
• Chaoran Fan; Helwig Hauser (2019). Personalized Sketch-Based Brushing in Scatterplots. (external link)
• Juraj Palenik; Jan Byska; Stefan Bruckner et al. (2019). Scale-Space Splatting: Reforming Spacetime for Cross-Scale Exploration of Integral Measures in Molecular Dynamics. (external link)
• Ruben Bauer; Quynh Quang Ngo; Guido Reina et al. (2023). Visual Ensemble Analysis of Fluid Flow in Porous Media Across Simulation Codes and Experiment. (external link)
• Johannes Kehrer; Helwig Hauser (2013). Visualization and visual analysis of multifaceted scientific data : a survey. (external link)
• Chaoran Fan; Helwig Hauser (2018). Fast and accurate CNN-based brushing in scatterplots. (external link)
• Bilal Alsallakh; Allan Hanbury; Helwig Hauser et al. (2014). Visual methods for analyzing probabilistic classification data. (external link)
• Krešimir Matković; Denis Gračanin; Mario Jelović et al. (2010). Interactive visual analysis of multiple simulation runs using the simulation model view: understanding and tuning of an electronic unit injector. (external link)
• Daniel Patel; Øyvind Sture; Helwig Hauser et al. (2009). Knowledge-assisted visualization of seismic data. (external link)
• Ivan Kolesar; Stefan Bruckner; Ivan Viola et al. (2017). A fractional cartesian composition model for semi-spatial comparative visualization design. (external link)
• Ivan Viola; Åsmund Birkeland; Veronika Šoltészová et al. (2013). High-quality 3D visualization of in-situ ultrasonography. (external link)
• Ove Daae Lampe; Helwig Hauser (2011). Curve Density Estimates. (external link)
• Ivan Kolesar; Jan Byska; Julius Parulek et al. (2016). Unfolding and Interactive Exploration of Protein Tunnels and their Dynamics. (external link)
• Krešimir Matković; Denis Gračanin; Zoltán Konyha et al. (2007). Color Lines View: An Approach to Visualization of Families of Function Graphs. (external link)
• Andrea Brambilla; Ivan Viola; Helwig Hauser (2012). A Hierarchical Splitting Scheme to Reveal Insight into Highly Self-Occluded Integral Surfaces. (external link)

Academic literature review

• Raphael Bürger; Helwig Hauser (2007). Visualization of Multi-variate Scientific Data. (external link)
• Rita Borgo; Johannes Kehrer; David H.S. Chung et al. (2013). Glyph-based visualization: foundations, design guidelines, techniques and applications. (external link)
• R Fuchs; Helwig Hauser (2009). Visualization of Multi-Variate Scientific Data. (external link)
• Bilal Alsallakh; Luana Micallef; Wolfgang Aigner et al. (2016). The State-of-the-Art of Set Visualization. (external link)
• Andrea Brambilla; Robert Carnecky; Ronald Peikert et al. (2012). Illustrative Flow Visualization: State of the Art, Trends and Challenges. (external link)

Doctoral thesis (PhD)

• Johannes Kehrer; Helwig Hauser; Eduard Gröller (2011). Interactive visual analysis of multi-faceted scientific data. (external link)
• Ove Daae Lampe; Helwig Hauser; Christopher Giertsen (2011). Interactive Visual Analysis of Process Data. (external link)
• Ivan Kolesar; Helwig Hauser (2017). Partial Spatiotemporal Abstraction for Comparative Visualization of Molecular Processes. (external link)
• Sergej Stoppel; Stefan Bruckner; Helwig Hauser (2018). User-Centric Parameter Specification for Interactive Virtual and Physical Visual Representations. (external link)

Academic book chapter

• Endre Mølster Lidal; Helwig Hauser; Ivan Viola (2012). Geological storytelling: graphically exploring and communicating geological sketches. (external link)
• Krešimir Matković; Wolfgang Freiler; Denis Gračanin et al. (2008). ComVis: a Coordinated Multiple Views System for Prototyping New Visualization Technology. (external link)
• Martin Florek; Helwig Hauser (2011). Interactive Bivariate Mode Trees for Visual Structure Analysis. (external link)
• Cagatay Turkay; Julius Parulek; Nathalie Reuter et al. (2011). Integrating Cluster Formation and Cluster Evaluation in Interactive Visual Analysis. (external link)
• Cagatay Turkay; Fleur Jeanquartier; Andreas Holzinger et al. (2014). On Computationally-Enhanced Visual Analysis of Heterogeneous Data and Its Application in Biomedical Informatics. (external link)
• Krešimir Matković; Denis Gračanin; Mario Jelovic et al. (2015). Interactive Visual Analysis of Large Simulation Ensembles. (external link)
• Helwig Hauser; Hamish Carr (2014). Multifield Visualization – Categorization. (external link)
• Alan Lež; Andreas Zajic; Krešimir Matković et al. (2011). Interactive Exploration and Analysis of Pathlines in Flow Data. (external link)
• Timo Ropinski; Ivan Viola; Martin Biermann et al. (2009). Multimodal Visualization with Interactive Closeups. (external link)
• Krešimir Matković; Denis Gračanin; Rainer Splechtna et al. (2010). Interactive Visual Analysis of Families of Surfaces: An Application to Car Race and Car Setup. (external link)
• Martin Florek; Helwig Hauser (2010). Quantitative data visualization with interactive KDE surfaces. (external link)
• Zoltán Konyha; Alan Lez; Krešimir Matković et al. (2012). Interactive visual analysis of families of curves using data aggregation and derivation. (external link)
• Ove Daae Lampe; Helwig Hauser (2011). Interactive Visualization of Streaming Data with Kernel Density Estimation. (external link)
• Ove Daae Lampe; Johannes Kehrer; Helwig Hauser (2010). Visual Analysis of Multivariate Movement Data using Interactive Difference Views. (external link)
• Helwig Hauser; Heidrun Schumann (2009). Visualization Pipeline. (external link)
• Chaoran Fan; Helwig Hauser (2019). On KDE-based brushing in scatterplots and how it compares to CNN-based brushing. (external link)
• Zoltán Konyha; Krešimir Matković; Denis Gračanin et al. (2007). Interactive Visual Analysis of a Timing Chain Drive Using Segmented Curve View and other Coordinated Views. (external link)
• Armin Pobitzer; Helwig Hauser (2011). The SemSeg Project and Recent Developments in Flow Visualization. (external link)
• Robert S. Laramee; Hamish Carr; Min Chen et al. (2014). Future Challenges and Unsolved Problems in Multi-field Visualization. (external link)
• Armin Pobitzer; Ronald Peikert; Raphael Fuchs et al. (2012). Filtering of FTLE for Visualizing Spatial Separation in Unsteady 3D Flow. (external link)
• Ola Kristoffer Øye; Dag Magne Ulvang; Odd Helge Gilja et al. (2011). Illustrative Couinaud Segmentation for Ultrasound Liver Examinations. (external link)
• Sylvia Glasser; Steffen Oeltze; Uta Preim et al. (2013). Visual analysis of longitudinal brain tumor perfusion. (external link)
• Rainer Splechtna; Krešimir Matković; Denis Gračanin et al. (2015). Interactive Visual Steering of Hierarchical Simulation Ensembles. (external link)
• Zoltán Konyha; Krešimir Matković; Helwig Hauser (2009). Interactive Visual Analysis in Engineering: A Survey. (external link)
• Steffen Oeltze; Bernhard Preim; Helwig Hauser et al. (2009). Visual analysis of cerebral perfusion data - four interactive approaches and a comparison. (external link)
• Armin Pobitzer; Alan Lez; Kresimir Matkovic et al. (2012). A Statistics-based Dimension Reduction of the Space of Path Line Attributes for Interactive Visual Flow Analysis. (external link)
• Andreas E. Lie; Johannes Kehrer; Helwig Hauser (2009). Critical Design and Realization Aspects of Glyph-based 3D Data Visualization. (external link)
• Veronika Šoltészová; Ruben Patel; Helwig Hauser et al. (2012). Stylized Volume Visualization of Streamed Sonar Data. (external link)
• Harald Piringer; Matthias Buchetics; Helwig Hauser et al. (2009). Hierarchical Difference Scatterplots — Interactive Visual Analysis of Data Cubes. (external link)
• Cagatay Turkay; Julius Parulek; Helwig Hauser (2012). Dual analysis of DNA microarrays. (external link)
• Gunther Weber; Helwig Hauser (2014). Interactive Visual Exploration and Analysis. (external link)
• David H.S. Chung; Robert S. Laramee; Johannes Kehrer et al. (2014). Glyph-Based Multi-field Visualization. (external link)
• Andrea Brambilla; Øyvind Andreassen; Helwig Hauser (2013). Integrated multi-aspect visualization of 3D fluid flows. (external link)
• Cagatay Turkay; Arvid Lundervold; Astri Lundervold et al. (2013). Hypothesis generation by interactive visual exploration of heterogeneous medical data. (external link)
• Endre Mølster Lidal; Helwig Hauser; Ivan Viola (2012). Design Principles for Cutaway Visualization of Geological Models. (external link)
• Natacha Galmiche; Helwig Hauser; Thomas Spengler et al. (2021). Revealing Multimodality in Ensemble Weather Prediction. (external link)
• Krešimir Matković; Mario Duras; Denis Gračanin et al. (2013). Interactive visual analysis in the concept stage of a hybrid-vehicle design. (external link)
• Harald Piringer; Wolfgang Berger; Helwig Hauser (2008). Quantifying and Comparing Features in High-Dimensional Datasets. (external link)
• Jean-Paul Balabanian; Martin Andreas Ystad; Ivan Viola et al. (2008). Hierarchical Volume Visualization of Brain Anatomy. (external link)
• Ivan Viola; Kim Nylund; Ola Kristoffer Øye et al. (2008). Illustrated Ultrasound for Multimodal Data Interpretation of Liver Examinations. (external link)
• Kuangyu Shi; Holger Theisel; Helwig Hauser et al. (2009). Path Line Attributes - an Information Visualization Approach to Analyzing the Dynamic Behavior of 3D Time-Dependent Flow Fields. (external link)
• Krešimir Matković; Denis Gračanin; Wolfgang Freiler et al. (2009). Large Image Collections - Comprehension and familiarization by interactive visual analysis. (external link)

Conference lecture

• Viktor Vad; Jan Byska; Adam Jurčík et al. (2017). Watergate: Visual Exploration of Water Trajectories in Protein Dynamics. (external link)
• Natacha Galmiche; Helwig Hauser; Thomas Spengler et al. (2021). Revealing Multimodality in Ensemble Weather Prediction. (external link)
• Helwig Hauser; Krešimir Matković (2007). Interactive Visual Analysis of Families of Mapping Data. (external link)
• Helwig Hauser (2009). Levels of Interactive Visual Analysis. (external link)
• Helwig Hauser (2009). Visualization – a subjective point of view. (external link)
• Helwig Hauser (2010). Interactive Visualization as a Visual Dialog for Data Investigation. (external link)
• Helwig Hauser; Sylvia Glaßer (2010). Visualizing Statistics of Brain Perfusion Data. (external link)
• Chaoran Fan; Helwig Hauser (2017). User-study based optimization of fast and accurate Mahalanobis brushing in scatterplots. (external link)
• Helwig Hauser (2009). Visualization – envisioning new developments. (external link)
• Helwig Hauser; Alexander Kuhn; Armin Pobitzer et al. (2012). Time-Dependent Flow Visualization. (external link)
• Helwig Hauser (2009). Interactive Visual Analysis with Different Levels of Complexity. (external link)
• Helwig Hauser (2009). Frontiers in Visualizing Perfusion. (external link)
• Helwig Hauser (2009). Interactive Visual Data Analysis with Data Derivation. (external link)
• Helwig Hauser (2010). Interactive Story Telling for Presentation with Visualization. (external link)
• Helwig Hauser (2011). Interactive Visual Analysis of Multi-Dimensional Scientific Data. (external link)
• Torsten Möller; Andrea Brambilla; Ingrid Hotz et al. (2016). Geilo Winter School in eScience on Scientific Visualization. (external link)
• Helwig Hauser (2010). Story Telling for Visualization. (external link)
• Helwig Hauser (2010). Interactive Visual Analysis with different levels of complexity. (external link)
• Helwig Hauser (2007). Story Telling for Presentation in Volume Visualization. (external link)
• Helwig Hauser (2007). Interactive Visual Analysis of Medical Perfusion Data. (external link)
• Helwig Hauser (2009). Interactive Visual Data Exploration and Selected Applications. (external link)
• Helwig Hauser (2009). Visualization – selected perspectives on a booming research field. (external link)

Conference poster

• Armin Pobitzer; Andrea Brambilla; Helwig Hauser (2012). Flow Visualization and the SemSeg project. (external link)
• Noeska Natasja Smit; Stefan Bruckner; Helwig Hauser et al. (2018). Research Agenda of the Mohn Medical Imaging and Visualization Centre in Bergen, Norway. (external link)
• Paolo Angelelli; Helwig Hauser; Geir Smestad (2013). Advanced data fusion in 4D color doppler volume visualization. (external link)

Media interview

• Veronika Šoltészová; Silje Rognsvåg; Helwig Hauser et al. (2012). Gjør ultralydbilder lettere å forstå. (external link)

Editorial/Leader article

• Kwan-Liu Ma; Isaac Liao; Jennifer Frazier et al. (2012). Scientific Storytelling Using Visualization. (external link)
• Ivan Viola; Helwig Hauser; David Ebert (2010). Editorial note for special section on illustrative visualization. (external link)
• Helwig Hauser; Stephen Kobourov; Huamin Qu (2013). Guest Editors' Introduction: Special Section on the IEEE Pacific Visualization Symposium 2012. (external link)

Book anthology

• Ronald Peikert; Helwig Hauser; Hamish Carr et al. (2012). Topological Methods in Data Analysis and Visualization II. (external link)
• Helwig Hauser (2009). Proceedings Spring Conference on Computer Graphics (SCCG 2009). (external link)
• Min Chen; Helwig Hauser; Penny Rheingans et al. (2020). Foundations of Data Visualization. (external link)
• Helwig Hauser; Reinhard Klein (2010). Proceedings of the Spring Conference on Computer Graphics (SCCG 2010). (external link)
• Helwig Hauser; Stephen Kobourov; Huamin Qu (2012). Proceedings of Pacific Visualization Symposium 2012. (external link)
• Helwig Hauser; Hans Hagen; Holger Theisel (2007). Topology-based Methods in Visualization. (external link)
• Ragnar Nortvedt; Helwig Hauser; Odd Helge Gilja (2016). Medviz & VCBM Conference 2016. (external link)

See a complete overview of publications in Cristin.