Now showing items 221-240 of 244

    • Unconditionally Stable Shock Filters for Image and Geometry Processing 

      Prada, Fabian; Kazhdan, Misha (The Eurographics Association and John Wiley & Sons Ltd., 2015)
      This work revisits the Shock Filters of Osher and Rudin [OR90] and shows how the proposed filtering process can be interpreted as the advection of image values along flow-lines. Using this interpretation, we obtain an ...
    • Uncovering Representative Groups in Multidimensional Projections 

      Joia, Paulo; Petronetto, Fabiano; Nonato, Luis Gustavo (The Eurographics Association and John Wiley & Sons Ltd., 2015)
      Multidimensional projection-based visualization methods typically rely on clustering and attribute selection mechanisms to enable visual analysis of multidimensional data. Clustering is often employed to group similar ...
    • Unifying Color and Texture Transfer for Predictive Appearance Manipulation 

      Okura, Fumio; Vanhoey, Kenneth; Bousseau, Adrien; Efros, Alexei A.; Drettakis, George (The Eurographics Association and John Wiley & Sons Ltd., 2015)
      Recent color transfer methods use local information to learn the transformation from a source to an exemplar image, and then transfer this appearance change to a target image. These solutions achieve very successful results ...
    • VDub: Modifying Face Video of Actors for Plausible Visual Alignment to a Dubbed Audio Track 

      Garrido, Pablo; Valgaerts, Levi; Sarmadi, Hamid; Steiner, Ingmar; Varanasi, Kiran; Perez, Patrick; Theobalt, Christian (The Eurographics Association and John Wiley & Sons Ltd., 2015)
      In many countries, foreign movies and TV productions are dubbed, i.e., the original voice of an actor is replaced with a translation that is spoken by a dubbing actor in the country's own language. Dubbing is a complex ...
    • Vector Field Visualization of Advective-Diffusive Flows 

      Hochstetter, Hendrik; Wurm, Maximilian; Kolb, Andreas (The Eurographics Association and John Wiley & Sons Ltd., 2015)
      We propose a framework for unified visualization of advective and diffusive concentration fluxes, which play a key role in many phenomena like, e.g. Marangoni convection and microscopic mixing. The main idea is the ...
    • A Vectorial Framework for Ray Traced Diffusion Curves 

      Prévost, Romain; Jarosz, Wojciech; Sorkine‐Hornung, Olga (Copyright © 2015 The Eurographics Association and John Wiley & Sons Ltd., 2015)
      Diffusion curves allow creating complex, smoothly shaded images by diffusing colours defined at curves. These methods typically require the solution of a global optimization problem (over either the pixel grid or an ...
    • VIMTEX: A Visualization Interface for Multivariate, Time-Varying, Geological Data Exploration 

      Dasgupta, Aritra; Kosara, Robert; Gosink, Luke (The Eurographics Association and John Wiley & Sons Ltd., 2015)
      Observing interactions among chemical species and microorganisms in the earth's sub-surface is a common task in the field of geology. Bioremediation experiments constitute one such class of interactions which focus on ...
    • Virtual Spherical Gaussian Lights for Real-time Glossy Indirect Illumination 

      Tokuyoshi, Yusuke (The Eurographics Association and John Wiley & Sons Ltd., 2015)
      Virtual point lights (VPLs) are well established for real-time global illumination. However, this method suffers from spiky artifacts and flickering caused by singularities of VPLs, highly glossy materials, high-frequency ...
    • Visual Analysis of Proximal Temporal Relationships of Social and Communicative Behaviors 

      Han, Yi; Rozga, Agata; Dimitrova, Nevena; Abowd, Gregory D.; Stasko, John (The Eurographics Association and John Wiley & Sons Ltd., 2015)
      Developmental psychology researchers examine the temporal relationships of social and communicative behaviors, such as how a child responds to a name call, to understand early typical and atypical development and to discover ...
    • Visual Analysis of Spatio-Temporal Data: Applications in Weather Forecasting 

      Diehl, Alexandra; Pelorosso, Leandro; Delrieux, Claudio; Saulo, Celeste; Ruiz, Juan; Gröller, M. Eduard; Bruckner, Stefan (The Eurographics Association and John Wiley & Sons Ltd., 2015)
      Weather conditions affect multiple aspects of human life such as economy, safety, security, and social activities. For this reason, weather forecast plays a major role in society. Currently weather forecasts are based on ...
    • Visual Analytics for Correlation-Based Comparison of Time Series Ensembles 

      Köthur, Patrick; Witt, Carl; Sips, Mike; Marwan, Norbert; Schinkel, Stefan; Dransch, Doris (The Eurographics Association and John Wiley & Sons Ltd., 2015)
      An established approach to studying interrelations between two non-stationary time series is to compute the 'windowed' cross-correlation (WCC). The time series are divided into intervals and the cross-correlation between ...
    • Visual Analytics for Exploring Local Impact of Air Traffic 

      Buchmüller, Juri; Janetzko, Halldor; Andrienko, Gennady; Andrienko, Natalia; Fuchs, Georg; Keim, Daniel A. (The Eurographics Association and John Wiley & Sons Ltd., 2015)
      The environmental and noise impact of airports often causes extensive political discussion which in some cases even lead to transnational tensions. Analyzing local approach and departure patterns around an airport is ...
    • Visual Analytics for the Exploration of Tumor Tissue Characterization 

      Raidou, Renata Georgia; Heide, Uulke A. van der; Dinh, Cuong Viet; Ghobadi, Ghazaleh; Kallehauge, Jesper Follsted; Breeuwer, Marcel; Vilanova, Anna (The Eurographics Association and John Wiley & Sons Ltd., 2015)
      Tumors are heterogeneous tissues consisting of multiple regions with distinct characteristics. Characterization of these intra-tumor regions can improve patient diagnosis and enable a better targeted treatment. Ideally, ...
    • Visual Assessment of Alleged Plagiarism Cases 

      Riehmann, Patrick; Potthast, Martin; Stein, Benno; Froehlich, Bernd (The Eurographics Association and John Wiley & Sons Ltd., 2015)
      We developed a visual analysis tool to support the verification, assessment, and presentation of alleged cases of plagiarism. The analysis of a suspicious document typically results in a compilation of categorized ''finding ...
    • Visual Exploration of High-Dimensional Data through Subspace Analysis and Dynamic Projections 

      Liu, Shusen; Wang, Bei; Thiagarajan, Jayaraman J.; Bremer, Peer-Timo; Pascucci, Valerio (The Eurographics Association and John Wiley & Sons Ltd., 2015)
      We introduce a novel interactive framework for visualizing and exploring high-dimensional datasets based on subspace analysis and dynamic projections. We assume the high-dimensional dataset can be represented by a mixture ...
    • Visualization of Coherent Structures of Light Transport 

      Zirr, Tobias; Ament, Marco; Dachsbacher, Carsten (The Eurographics Association and John Wiley & Sons Ltd., 2015)
      Inspired by vector field topology, an established tool for the extraction and identification of important features of flows and vector fields, we develop means for the analysis of the structure of light transport. For that, ...
    • Visualization of Object-Centered Vulnerability to Possible Flood Hazards 

      Cornel, Daniel; Konev, Artem; Sadransky, Bernhard; Horvath, Zsolt; Gröller, Eduard; Waser, Jürgen (The Eurographics Association and John Wiley & Sons Ltd., 2015)
      As flood events tend to happen more frequently, there is a growing demand for understanding the vulnerability of infrastructure to flood-related hazards. Such demand exists both for flood management personnel and the general ...
    • Visualization of Particle-based Data with Transparency and Ambient Occlusion 

      Staib, Joachim; Grottel, Sebastian; Gumhold, Stefan (The Eurographics Association and John Wiley & Sons Ltd., 2015)
      Particle-based simulation techniques, like the discrete element method or molecular dynamics, are widely used in many research fields. In real-time explorative visualization it is common to render the resulting data using ...
    • A Visualization Tool Used to Develop New Photon Mapping Techniques 

      Spencer, B.; Jones, M. W.; Lim, I. S. (Copyright © 2015 The Eurographics Association and John Wiley & Sons Ltd., 2015)
      We present a visualization tool aimed specifically at the development and optimization of photon map denoising methods. Our tool allows the rapid testing of hypotheses and algorithms through the use of parallel coordinates, ...
    • Visualizing the Evolution of Communities in Dynamic Graphs 

      Vehlow, C.; Beck, F.; Auwärter, P.; Weiskopf, D. (Copyright © 2015 The Eurographics Association and John Wiley & Sons Ltd., 2015)
      The community structure of graphs is an important feature that gives insight into the high‐level organization of objects within the graph. In real‐world systems, the graph topology is oftentimes not static but changes over ...