Browsing Computer Graphics Forum by Subject "scientific visualization"
Now showing items 1-20 of 23
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Autonomous Particles for Interactive Flow Visualization
(© 2019 The Eurographics Association and John Wiley & Sons Ltd., 2019)We present an interactive approach to analyse flow fields using a new type of particle system, which is composed of autonomous particles exploring the flow. While particles provide a very intuitive way to visualize flows, ... -
ConceptGraph: A Formal Model for Interpretation and Reasoning During Visual Analysis
(© 2020 Eurographics ‐ The European Association for Computer Graphics and John Wiley & Sons Ltd, 2020)In order to discuss the kinds of reasoning a visualization supports and the conclusions that can be drawn within the analysis context, a theoretical framework is needed that enables a formal treatment of the reasoning ... -
Effective Annotations Over 3D Models
(© 2020 Eurographics ‐ The European Association for Computer Graphics and John Wiley & Sons Ltd, 2020)Annotation support in interactive systems is often considered a simple task by the CG community, since it entails the apparently easy selection of a region and its connection with some information. The reality appears more ... -
Enhanced Visualization of Detected 3D Geometric Differences
(© 2018 The Eurographics Association and John Wiley & Sons Ltd., 2018)The wide availability of 3D acquisition devices makes viable their use for shape monitoring. The current techniques for the analysis of time‐varying data can efficiently detect actual significant geometric changes and rule ... -
Graphs in Scientific Visualization: A Survey
(© 2017 The Eurographics Association and John Wiley & Sons Ltd., 2017)Graphs represent general node‐link diagrams and have long been utilized in scientific visualization for data organization and management. However, using graphs as a visual representation and interface for navigating and ... -
Large‐Scale Pixel‐Precise Deferred Vector Maps
(© 2018 The Eurographics Association and John Wiley & Sons Ltd., 2018)Rendering vector maps is a key challenge for high‐quality geographic visualization systems. In this paper, we present a novel approach to visualize vector maps over detailed terrain models in a pixel‐precise way. Our method ... -
Making Sense of Scientific Simulation Ensembles With Semantic Interaction
(© 2020 Eurographics ‐ The European Association for Computer Graphics and John Wiley & Sons Ltd, 2020)In the study of complex physical systems, scientists use simulations to study the effects of different models and parameters. Seeking to understand the influence and relationships among multiple dimensions, they typically ... -
On Visualizing Continuous Turbulence Scales
(© 2019 The Eurographics Association and John Wiley & Sons Ltd., 2019)Turbulent flows are multi‐scale with vortices spanning a wide range of scales continuously. Due to such complexities, turbulence scales are particularly difficult to analyse and visualize. In this work, we present a novel ... -
On‐The‐Fly Tracking of Flame Surfaces for the Visual Analysis of Combustion Processes
(© 2018 The Eurographics Association and John Wiley & Sons Ltd., 2018)The visual analysis of combustion processes is one of the challenges of modern flow visualization. In turbulent combustion research, the behaviour of the flame surface contains important information about the interactions ... -
Parameterization, Feature Extraction and Binary Encoding for the Visualization of Tree‐Like Structures
(© 2020 Eurographics ‐ The European Association for Computer Graphics and John Wiley & Sons Ltd, 2020)The study of vascular structures, using medical 3D models, is an active field of research. Illustrative visualizations have been applied to this domain in multiple ways. Researchers made the geometric properties of vasculature ... -
Projected Field Similarity for Comparative Visualization of Multi‐Run Multi‐Field Time‐Varying Spatial Data
(© 2019 The Eurographics Association and John Wiley & Sons Ltd., 2019)The purpose of multi‐run simulations is often to capture the variability of the output with respect to different initial settings. Comparative analysis of multi‐run spatio‐temporal simulation data requires us to investigate ... -
Quantitative and Qualitative Analysis of the Perception of Semi‐Transparent Structures in Direct Volume Rendering
(© 2018 The Eurographics Association and John Wiley & Sons Ltd., 2018)Direct Volume Rendering (DVR) provides the possibility to visualize volumetric data sets as they occur in many scientific disciplines. With DVR semi‐transparency is facilitated to convey the complexity of the data. ... -
Robust Cardiac Function Assessment in 4D PC‐MRI Data of the Aorta and Pulmonary Artery
(Copyright © 2016 The Eurographics Association and John Wiley & Sons Ltd., 2016)Four‐dimensional phase‐contrast magnetic resonance imaging (4D PC‐MRI) allows the non‐invasive acquisition of time‐resolved, 3D blood flow information. Stroke volumes (SVs) and regurgitation fractions (RFs) are two of the ... -
The State of the Art in Vortex Extraction
(© 2018 The Eurographics Association and John Wiley & Sons Ltd., 2018)Vortices are commonly understood as rotating motions in fluid flows. The analysis of vortices plays an important role in numerous scientific applications, such as in engineering, meteorology, oceanology, medicine and many ... -
State of the Art of Molecular Visualization in Immersive Virtual Environments
(© 2023 Eurographics ‐ The European Association for Computer Graphics and John Wiley & Sons Ltd., 2023)Visualization plays a crucial role in molecular and structural biology. It has been successfully applied to a variety of tasks, including structural analysis and interactive drug design. While some of the challenges in ... -
Stochastic Volume Rendering of Multi‐Phase SPH Data
(© 2021 Eurographics ‐ The European Association for Computer Graphics and John Wiley & Sons Ltd, 2021)In this paper, we present a novel method for the direct volume rendering of large smoothed‐particle hydrodynamics (SPH) simulation data without transforming the unstructured data to an intermediate representation. By ... -
A Survey of Surface‐Based Illustrative Rendering for Visualization
(© 2018 The Eurographics Association and John Wiley & Sons Ltd., 2018)In this paper, we survey illustrative rendering techniques for 3D surface models. We first discuss the field of illustrative visualization in general and provide a new definition for this sub‐area of visualization. For the ... -
A Survey on Multimodal Medical Data Visualization
(© 2018 The Eurographics Association and John Wiley & Sons Ltd., 2018)Multi‐modal data of the complex human anatomy contain a wealth of information. To visualize and explore such data, techniques for emphasizing important structures and controlling visibility are essential. Such fused overview ... -
Temporal Upsampling of Point Cloud Sequences by Optimal Transport for Plant Growth Visualization
(© 2020 Eurographics ‐ The European Association for Computer Graphics and John Wiley & Sons Ltd, 2020)Plant growth visualization from a series of 3D scanner measurements is a challenging task. Time intervals between successive measurements are typically too large to allow a smooth animation of the growth process. Therefore, ... -
Visualization and Analysis of Second-Order Tensors: Moving Beyond the Symmetric Positive-Definite Case
(The Eurographics Association and Blackwell Publishing Ltd., 2013)Tensors provide a powerful language to describe physical phenomena. Consequently, they have a long tradition in physics and appear in various application areas, either as the final result of simulations or as intermediate ...