Now showing items 21-40 of 51

    • Using Visualization to Explore Original and Anonymized LBSN Data 

      Tarameshloo, Ebrahim; Loorak, Mona Hosseinkhani; Fong, Philip W. L.; Carpendale, Sheelagh (The Eurographics Association and John Wiley & Sons Ltd., 2016)
      We present GSUVis, a visualization tool designed to provide better understanding of location-based social network (LBSN) data. LBSN data is one of the most important sources of information for transportation, marketing, ...
    • BubbleNet: A Cyber Security Dashboard for Visualizing Patterns 

      McKenna, Sean; Staheli, Diane; Fulcher, Cody; Meyer, Miriah (The Eurographics Association and John Wiley & Sons Ltd., 2016)
      The field of cyber security is faced with ever-expanding amounts of data and a constant barrage of cyber attacks. Within this space, we have designed BubbleNet as a cyber security dashboard to help network analysts identify ...
    • Visual Debugging Techniques for Reactive Data Visualization 

      Hoffswell, Jane; Satyanarayan, Arvind; Heer, Jeffrey (The Eurographics Association and John Wiley & Sons Ltd., 2016)
      Interaction is critical to effective visualization, but can be difficult to author and debug due to dependencies among input events, program state, and visual output. Recent advances leverage reactive semantics to support ...
    • Designing Multiple Coordinated Visualizations for Tablets 

      Sadana, Ramik; Stasko, John (The Eurographics Association and John Wiley & Sons Ltd., 2016)
      The use of multiple coordinated views (MCV) in data visualization provides analytic power because it allows a person to explore data under a variety of different perspectives. Since this design pattern utilizes multiple ...
    • Towards Quantitative Visual Analytics with Structured Brushing and Linked Statistics 

      Radoš, Sanjin; Splechtna, Rainer; Matkovic, Kresimir; Duras, Mario; Gröller, Eduard; Hauser, Helwig (The Eurographics Association and John Wiley & Sons Ltd., 2016)
      Until now a lot of visual analytics predominantly delivers qualitative results-based, for example, on a continuous color map or a detailed spatial encoding. Important target applications, however, such as medical diagnosis ...
    • Faceted Views of Varying Emphasis (FaVVEs): a Framework for Visualising Multi-perspective Small Multiples 

      Beecham, Roger; Rooney, Chris; Meier, Sebastian; Dykes, Jason; Slingsby, Aidan; Turkay, Cagatay; Wood, Jo; Wong, B. L. William (The Eurographics Association and John Wiley & Sons Ltd., 2016)
      Many datasets have multiple perspectives - for example space, time and description - and often analysts are required to study these multiple perspectives concurrently. This concurrent analysis becomes difficult when data ...
    • Visual Analysis of Tumor Control Models for Prediction of Radiotherapy Response 

      Raidou, Renata Georgia; Casares-Magaz, Oscar; Muren, Ludvig Paul; Heide, Uulke A. van der; Rørvik, Jarle; Breeuwer, Marcel; Vilanova, Anna (The Eurographics Association and John Wiley & Sons Ltd., 2016)
      In radiotherapy, tumors are irradiated with a high dose, while surrounding healthy tissues are spared. To quantify the probability that a tumor is effectively treated with a given dose, statistical models were built and ...
    • Visual Analysis of Spatial Variability and Global Correlations in Ensembles of Iso-Contours 

      Ferstl, Florian; Kanzler, Mathias; Rautenhaus, Marc; Westermann, Rüdiger (The Eurographics Association and John Wiley & Sons Ltd., 2016)
      For an ensemble of iso-contours in multi-dimensional scalar fields, we present new methods to a) visualize their dominant spatial patterns of variability, and b) to compute the conditional probability of the occurrence of ...
    • Parallel Marching Blocks: A Practical Isosurfacing Algorithm for Large Data on Many-Core Architectures 

      Liu, Baoquan; Clapworthy, Gordon J.; Dong, Feng; Wu, Enhua (The Eurographics Association and John Wiley & Sons Ltd., 2016)
      Interactive isosurface visualisation has been made possible by mapping algorithms to GPU architectures. However, current state-of-the-art isosurfacing algorithms usually consume large amounts of GPU memory owing to the ...
    • Visual Analysis of Defects in Glass Fiber Reinforced Polymers for 4DCT Interrupted In situ Tests 

      Amirkhanov, Alexander; Amirkhanov, Artem; Salaberger, Dietmar; Kastner, Johann; Gröller, Eduard; Heinzl, Christoph (The Eurographics Association and John Wiley & Sons Ltd., 2016)
      Material engineers use interrupted in situ tensile testing to investigate the damage mechanisms in composite materials. For each subsequent scan, the load is incrementally increased until the specimen is completely fractured. ...
    • GEMSe: Visualization-Guided Exploration of Multi-channel Segmentation Algorithms 

      Fröhler, Bernhard; Möller, Torsten; Heinzl, Christoph (The Eurographics Association and John Wiley & Sons Ltd., 2016)
      We present GEMSe, an interactive tool for exploring and analyzing the parameter space of multi-channel segmentation algorithms. Our targeted user group are domain experts who are not necessarily segmentation specialists. ...
    • Cytosplore: Interactive Immune Cell Phenotyping for Large Single-Cell Datasets 

      Höllt, Thomas; Pezzotti, Nicola; Unen, Vincent van; Koning, Frits; Eisemann, Elmar; Lelieveldt, Boudewijn P. F.; Vilanova, Anna (The Eurographics Association and John Wiley & Sons Ltd., 2016)
      To understand how the immune system works, one needs to have a clear picture of its cellular compositon and the cells' corresponding properties and functionality. Mass cytometry is a novel technique to determine the ...
    • Evaluating Viewpoint Entropy for Ribbon Representation of Protein Structure 

      Heinrich, Julian; Vuong, Jenny; Hammang, Christopher J.; Wu, Andrew; Rittenbruch, Markus; Hogan, Jim; Brereton, Margot; O'Donoghue, Sean I. (The Eurographics Association and John Wiley & Sons Ltd., 2016)
      While many measures of viewpoint goodness have been proposed in computer graphics, none have been evaluated for ribbon representations of protein secondary structure. To fill this gap, we conducted a user study on Amazon's ...
    • Visibility Equalizer Cutaway Visualization of Mesoscopic Biological Models 

      Muzic, Mathieu Le; Mindek, Peter; Sorger, Johannes; Autin, Ludovic; Goodsell, David S.; Viola, Ivan (The Eurographics Association and John Wiley & Sons Ltd., 2016)
      In scientific illustrations and visualization, cutaway views are often employed as an effective technique for occlusion management in densely packed scenes.We propose a novel method for authoring cutaway illustrations of ...
    • Visualizing Co-occurrence of Events in Populations of Viral Genome Sequences 

      Sarikaya, Alper; Correll, Michael; Dinis, Jorge M.; O'Connor, David H.; Gleicher, Michael (The Eurographics Association and John Wiley & Sons Ltd., 2016)
      Virologists are not only interested in point mutations in a genome, but also in relationships between mutations. In this work, we present a design study to support the discovery of correlated mutation events (called ...
    • Glyphs for Asymmetric Second-Order 2D Tensors 

      Seltzer, Nicholas; Kindlmann, Gordon (The Eurographics Association and John Wiley & Sons Ltd., 2016)
      Tensors model a wide range of physical phenomena. While symmetric tensors are sufficient for some applications (such as diffusion), asymmetric tensors are required, for example, to describe differential properties of fluid ...
    • How Ordered Is It? On the Perceptual Orderability of Visual Channels 

      Chung, David H. S.; Archambault, Daniel; Borgo, Rita; Edwards, Darren J.; Laramee, Robert S.; Chen, Min (The Eurographics Association and John Wiley & Sons Ltd., 2016)
      The design of effective glyphs for visualisation involves a number of different visual encodings. Since spatial position is usually already specified in advance, we must rely on other visual channels to convey additional ...
    • Arcs, Angles, or Areas: Individual Data Encodings in Pie and Donut Charts 

      Skau, Drew; Kosara, Robert (The Eurographics Association and John Wiley & Sons Ltd., 2016)
      Pie and donut charts have been a hotly debated topic in the visualization community for some time now. Even though pie charts have been around for over 200 years, our understanding of the perceptual factors used to read ...
    • Comparing Bar Chart Authoring with Microsoft Excel and Tangible Tiles 

      Wun, Tiffany; Payne, Jennifer; Huron, Samuel; Carpendale, Sheelagh (The Eurographics Association and John Wiley & Sons Ltd., 2016)
      Providing tools that make visualization authoring accessible to visualization non-experts is a major research challenge. Currently the most common approach to generating a visualization is to use software that quickly and ...
    • Space-Time Bifurcation Lines for Extraction of 2D Lagrangian Coherent Structures 

      Machado, Gustavo Mello; Boblest, Sebastian; Ertl, Thomas; Sadlo, Filip (The Eurographics Association and John Wiley & Sons Ltd., 2016)
      We present a novel and efficient technique to extract Lagrangian coherent structures in two-dimensional time-dependent vector fields. We show that this can be achieved by employing bifurcation line extraction in the ...