Now showing items 1-20 of 48

    • A General Illumination Model for Molecular Visualization 

      Casajus, Pedro Hermosilla; Vázquez, Pere-Pau; Vinacua, Àlvar; Ropinski, Timo (The Eurographics Association and John Wiley & Sons Ltd., 2018)
      Several visual representations have been developed over the years to visualize molecular structures, and to enable a better understanding of their underlying chemical processes. Today, the most frequently used atom-based ...
    • Time Lattice: A Data Structure for the Interactive Visual Analysis of Large Time Series 

      Miranda, Fabio; Lage, Marcos; Doraiswamy, Harish; Mydlarz, Charlie; Salamon, Justin; Lockerman, Yitzchak; Freire, Juliana; Silva, Claudio T. (The Eurographics Association and John Wiley & Sons Ltd., 2018)
      Advances in technology coupled with the availability of low-cost sensors have resulted in the continuous generation of large time series from several sources. In order to visually explore and compare these time series at ...
    • Visualizing Expanded Query Results 

      Mazurek, Michael; Waldner, Manuela (The Eurographics Association and John Wiley & Sons Ltd., 2018)
      When performing queries in web search engines, users often face difficulties choosing appropriate query terms. Search engines therefore usually suggest a list of expanded versions of the user query to disambiguate it or ...
    • Design Factors for Summary Visualization in Visual Analytics 

      Sarikaya, Alper; Gleicher, Michael; Szafir, Danielle Albers (The Eurographics Association and John Wiley & Sons Ltd., 2018)
      Data summarization allows analysts to explore datasets that may be too complex or too large to visualize in detail. Designers face a number of design and implementation choices when using summarization in visual analytics ...
    • Bladder Runner: Visual Analytics for the Exploration of RT-Induced Bladder Toxicity in a Cohort Study 

      Raidou, Renata Georgia; Casares-Magaz, Oscar; Amirkhanov, Aleksandr; Moiseenko, Vitali; Muren, Ludvig P.; Einck, John P.; Vilanova, Anna; Gröller, Eduard (The Eurographics Association and John Wiley & Sons Ltd., 2018)
      We present the Bladder Runner, a novel tool to enable detailed visual exploration and analysis of the impact of bladder shape variation on the accuracy of dose delivery, during the course of prostate cancer radiotherapy ...
    • VirtualDesk: A Comfortable and Efficient Immersive Information Visualization Approach 

      Filho, Jorge A. Wagner; Freitas, Carla M.D.S.; Nedel, Luciana (The Eurographics Association and John Wiley & Sons Ltd., 2018)
      3D representations are potentially useful under many circumstances, but suffer from long known perception and interaction challenges. Current immersive technologies, which combine stereoscopic displays and natural interaction, ...
    • PixelSNE: Pixel-Aligned Stochastic Neighbor Embedding for Efficient 2D Visualization with Screen-Resolution Precision 

      Kim, Minjeong; Choi, Minsuk; Lee, Sunwoong; Tang, Jian; Park, Haesun; Choo, Jaegul (The Eurographics Association and John Wiley & Sons Ltd., 2018)
      Embedding and visualizing large-scale high-dimensional data in a two-dimensional space is an important problem, because such visualization can reveal deep insights of complex data. However, most of the existing embedding ...
    • ConcaveCubes: Supporting Cluster-based Geographical Visualization in Large Data Scale 

      Li, Mingzhao; Choudhury, Farhana; Bao, Zhifeng; Samet, Hanan; Sellis, Timos (The Eurographics Association and John Wiley & Sons Ltd., 2018)
      In this paper we study the problem of supporting effective and scalable visualization for the rapidly increasing volumes of urban data. From an extensive literature study, we find that the existing solutions suffer from ...
    • Assessing Effects of Task and Data Distribution on the Effectiveness of Visual Encodings 

      Kim, Younghoon; Heer, Jeffrey (The Eurographics Association and John Wiley & Sons Ltd., 2018)
      In addition to the choice of visual encodings, the effectiveness of a data visualization may vary with the analytical task being performed and the distribution of data values. To better assess these effects and create ...
    • SetCoLa: High-Level Constraints for Graph Layout 

      Hoffswell, Jane; Borning, Alan; Heer, Jeffrey (The Eurographics Association and John Wiley & Sons Ltd., 2018)
      Constraints enable flexible graph layout by combining the ease of automatic layout with customizations for a particular domain. However, constraint-based layout often requires many individual constraints defined over ...
    • An Approximate Parallel Vectors Operator for Multiple Vector Fields 

      Gerrits, Tim; Rössl, Christian; Theisel, Holger (The Eurographics Association and John Wiley & Sons Ltd., 2018)
      The Parallel Vectors (PV) Operator extracts the locations of points where two vector fields are parallel. In general, these features are line structures. The PV operator has been used successfully for a variety of problems, ...
    • Exploring the Visualization Design Space with Repertory Grids 

      Kurzhals, Kuno; Weiskopf, Daniel (The Eurographics Association and John Wiley & Sons Ltd., 2018)
      There is an ongoing discussion in the visualization community about the relevant factors that render a visualization effective, expressive, memorable, aesthetically pleasing, etc. These factors lead to a large design space ...
    • Hierarchical Correlation Clustering in Multiple 2D Scalar Fields 

      Liebmann, Tom; Weber, Gunther H.; Scheuermann, Gerik (The Eurographics Association and John Wiley & Sons Ltd., 2018)
      Sets of multiple scalar fields can be used to model many types of variation in data, such as uncertainty in measurements and simulations or time-dependent behavior of scalar quantities. Many structural properties of such ...
    • Representative Consensus from Limited-Size Ensembles 

      Mirzargar, Mahsa; Whitaker, Ross T. (The Eurographics Association and John Wiley & Sons Ltd., 2018)
      Characterizing the uncertainty and extracting reliable visual information from ensemble data have been persistent challenges in various disciplines, specifically in simulation sciences. Many ensemble analysis and visualization ...
    • Interactive Analysis of Word Vector Embeddings 

      Heimerl, Florian; Gleicher, Michael (The Eurographics Association and John Wiley & Sons Ltd., 2018)
      Word vector embeddings are an emerging tool for natural language processing. They have proven beneficial for a wide variety of language processing tasks. Their utility stems from the ability to encode word relationships ...
    • Chart Constellations: Effective Chart Summarization for Collaborative and Multi-User Analyses 

      Xu, Shenyu; Bryan, Chris; Li, Jianping Kelvin; Zhao, Jian; Ma, Kwan-Liu (The Eurographics Association and John Wiley & Sons Ltd., 2018)
      Many data problems in the real world are complex and require multiple analysts working together to uncover embedded insights by creating chart-driven data stories. How, as a subsequent analysis step, do we interpret and ...
    • Cosine-Weighted B-Spline Interpolation on the Face-Centered Cubic Lattice 

      Rácz, Gergely Ferenc; Csébfalvi, Balázs (The Eurographics Association and John Wiley & Sons Ltd., 2018)
      Cosine-Weighted B-spline (CWB) interpolation [Csé13] has been originally proposed for volumetric data sampled on the Body-Centered Cubic (BCC) lattice. The BCC lattice is well known to be optimal for sampling isotropically ...
    • Visualization of 4D Vector Field Topology 

      Hofmann, Lutz; Rieck, Bastian; Sadlo, Filip (The Eurographics Association and John Wiley & Sons Ltd., 2018)
      In this paper, we present an approach to the topological analysis of four-dimensional vector fields. In analogy to traditional 2D and 3D vector field topology, we provide a classification and visual representation of ...
    • Analyzing Residue Surface Proximity to Interpret Molecular Dynamics 

      Lichtenberg, Nils; Menges, Raphael; Ageev, Vladimir; George, Ajay Abisheck Paul; Heimer, Pascal; Imhof, Diana; Lawonn, Kai (The Eurographics Association and John Wiley & Sons Ltd., 2018)
      The surface of a molecule holds important information about the interaction behavior with other molecules. In dynamic folding or docking processes, residues of amino acids with different properties change their position ...
    • Illustrative Multivariate Visualization for Geological Modelling 

      Rocha, Allan; Mota, Roberta Cabral Ramos; Hamdi, Hamidreza; Alim, Usman R.; Sousa, Mario Costa (The Eurographics Association and John Wiley & Sons Ltd., 2018)
      In this paper, we present a novel illustrative multivariate visualization for geological modelling to assist geologists and reservoir engineers in visualizing multivariate datasets in superimposed representations, in ...