• Comparative Visualization of Protein Secondary Structures 

      Kocincova, Lucia; Jaresova, Miroslava; Byska, Jan; Parulek, Julius; Hauser, Helwig; Kozlikova, Barbora (Peer reviewed; Journal article, 2017-02-15)
      Background: Protein function is determined by many factors, namely by its constitution, spatial arrangement, and dynamic behavior. Studying these factors helps the biochemists and biologists to better understand the protein ...
    • Current Trends for 4D Space-Time Topology for Semantic Flow Segmentation 

      Matković, Krešimir; Lež, Alan; Hauser, Helwig; Pobitzer, Armin; Theisel, Holger; Kuhn, Alexander; Otto, Mathias; Peikert, Ronald; Schindler, Benjamin; Fuchs, Raphael (Peer reviewed; Journal article, 2011)
    • Curve Density Estimates 

      Lampe, Ove Daae; Hauser, Helwig (Peer reviewed; Journal article, 2011-06-28)
      In this work, we present a technique based on kernel density estimation for rendering smooth curves. With this approach, we produce uncluttered and expressive pictures, revealing frequency information about one, or, multiple ...
    • Curve-Centric Volume Reformation for Comparative Visualization 

      Lampe, Ove Daae; Correa, Carlos; Ma, Kwan-Liu; Hauser, Helwig (Peer reviewed; Journal article, 2009-10-11)
      We present two visualization techniques for curve-centric volume reformation with the aim to create compelling comparative visualizations. A curve-centric volume reformation deforms a volume, with regards to a curve in ...
    • Energy-scale Aware Feature Extraction for Flow Visualization 

      Pobitzer, Armin; Tutkun, Murat; Anreassen, Øyvind; Fuchs, Raphael; Peikert, Ronald; Hauser, Helwig (Peer reviewed; Journal article, 2011)
      In the visualization of flow simulation data, feature detectors often tend to result in overly rich response, making some sort of filtering or simplification necessary to convey meaningful images. In this paper we present ...
    • Fast and accurate CNN-based brushing in scatterplots 

      Fan, Chaoran; Hauser, Helwig (Journal article; Peer reviewed, 2018)
      Brushing plays a central role in most modern visual analytics solutions and effective and efficient techniques for data selection are key to establishing a successful human‐computer dialogue. With this paper, we address ...
    • Filtering of FTLE for Visualizing Spatial Separation in Unsteady 3D Flow 

      Pobitzer, Armin; Peikert, Ronald; Fuchs, Raphael; Theisel, Holger; Hauser, Helwig (Peer reviewed; Journal article, 2012)
      In many cases, feature detection for flow visualization is structured in two phases: first candidate identification, and then filtering. With this paper, we propose to use the directional information contained in the ...
    • A Hierarchical Splitting Scheme to Reveal Insight into Highly Self-Occluded Integral Surfaces 

      Brambilla, Andrea; Viola, Ivan; Hauser, Helwig (Peer reviewed; Journal article, 2012)
      In flow visualization, integral surfaces are of particular interest for their ability to describe trajectories of massless particles. In areas of swirling motion, integral surfaces can become very complex and difficult to ...
    • Illustrative Flow Visualization: State of the Art, Trends and Challenges 

      Brambilla, Andrea; Carnecky, Robert; Peikert, Robert; Viola, Ivan; Hauser, Helwig (Peer reviewed; Journal article, 2012)
      Flow visualization is a well established branch of scientific visualization and it currently represents an invaluable resource to many fields, like automotive design, meteorology and medical imaging. Thanks to the capabilities ...
    • Integrated Multi-aspect Visualization of 3D Fluid Flows 

      Brambilla, Andrea; Andreassen, Øyvind; Hauser, Helwig (Chapter; Peer reviewed, 2013)
      The motion of a fluid is affected by several intertwined flow aspects. Analyzing one aspect at a time can only yield partial information about the flow behavior. More details can be revealed by studying their interactions. ...
    • Interactive Exploration of Ligand Transportation through Protein Tunnels 

      Furmanova, Katarina; Jaresova, Miroslava; Byska, Jan; Jurcik, Adam; Parulek, Julius; Hauser, Helwig; Kozlikova, Barbora (Peer reviewed; Journal article, 2017-02-15)
      Background: Protein structures and their interaction with ligands have been in the focus of biochemistry and structural biology research for decades. The transportation of ligand into the protein active site is often complex ...
    • Interactive Visualization of Streaming Data with Kernel Density Estimation 

      Lampe, Ove Daae; Hauser, Helwig (Conference object, 2011)
      In this paper, we discuss the extension and integration of the statistical concept of Kernel Density Estimation (KDE) in a scatterplotlike visualization for dynamic data at interactive rates. We present a line kernel for ...
    • Interactively illustrating polymerization using three-level model fusion 

      Kolesar, Ivan; Parulek, Julius; Viola, Ivan; Bruckner, Stefan; Stavrum, Anne-Kristin; Hauser, Helwig (Peer reviewed; Journal article, 2014-10-14)
      Background: Research in cell biology is steadily contributing new knowledge about many aspects of physiological processes, both with respect to the involved molecular structures as well as their related function. Illustrations ...
    • Multiscale Visual Drilldown for the Analysis of Large Ensembles of Multi-Body Protein Complexes 

      Furmanová, Katarína; Jurčík, Adam; Kozlíková, Barbora; Hauser, Helwig; Byska, Jan (Journal article; Peer reviewed, 2020)
      When studying multi-body protein complexes, biochemists use computational tools that can suggest hundreds or thousands of their possible spatial configurations. However, it is not feasible to experimentally verify more ...
    • On KDE-based brushing in scatterplots and how it compares to CNN-based brushing 

      Fan, Chaoran; Hauser, Helwig (Chapter, 2019)
      In this paper, we investigate to which degree the human should be involved into the model design and how good the empirical model can be with more careful design. To find out, we extended our previously published Mahalanobis ...
    • Personalized Sketch-Based Brushing in Scatterplots 

      Fan, Chaoran; Hauser, Helwig (Journal article; Peer reviewed, 2019)
      Brushing is at the heart of most modern visual analytics solutions and effective and efficient brushing is crucial for successful interactive data exploration and analysis. As the user plays a central role in brushing, ...
    • Quantitative Externalization of Visual Data Analysis Results Using Local Regression Models 

      Matkovic, Kresimir; Abraham, Hrvoje; Jelovic, Mario; Hauser, Helwig (Journal article; Peer reviewed, 2017)
      Both interactive visualization and computational analysis methods are useful for data studies and an integration of both approaches is promising to successfully combine the benefits of both methodologies. In interactive ...
    • The State of the Art in Topology-based Visualization of Unsteady Flow 

      Pobitzer, Armin; Peikert, Ronald; Fuchs, Raphael; Schindler, Benjamin; Kuhn, Alexander; Theisel, Holger; Matković, Krešimir; Hauser, Helwig (Peer reviewed; Journal article, 2011)
      Vector fields are a common concept for the representation of many different kinds of flow phenomena in science and engineering. Methods based on vector field topology are known for their convenience for visualizing and ...
    • A Statistics-based Dimension Reduction of the Space of Path Line Attributes for Interactive Visual Flow Analysis 

      Pobitzer, Armin; Lež, Alan; Matković, Krešimir; Hauser, Helwig (Peer reviewed; Journal article, 2012)
      Recent work has shown the great potential of interactive flow analysis by the analysis of path lines. The choice of suitable attributes, describing the path lines, is, however, still an open question. This paper addresses ...
    • Visual Analysis of Ligand Trajectories in Molecular Dynamics 

      Jurcik, Adam; Furmanova, Katarina; Byska, Jan; Vonasek, Vojtech; Vavra, Ondrej; Ulbrich, Pavol; Hauser, Helwig; Kozlikova, Barbora (Journal article; Peer reviewed, 2019)
      In many cases, protein reactions with other small molecules (ligands) occur in a deeply buried active site. When studying these types of reactions, it is crucial for biochemists to examine trajectories of ligand motion. ...