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- opinionJanuary 2025
Preface
- Tamara Munzner,
- Niklas Elmqvist,
- Holger Theisel,
- Matthew Kay,
- Adam Perer,
- Tatiana von Landesberger,
- Jiawan Zhang,
- Christoph Garth,
- Chaoli Wang,
- Pierre Dragicevic,
- Daniel F. Keefe,
- Filip Sadlo,
- Ivan Viola,
- Wenwen Dou,
- Steffen Koch
IEEE Transactions on Visualization and Computer Graphics (ITVC), Volume 31, Issue 1Pages xv–xxvhttps://doi.org/10.1109/TVCG.2024.3473148This January 2025 issue of the IEEE Transactions on Visualization and Computer Graphics (TVCG) contains the proceedings of IEEE VIS 2024, held on October 1318 October, 2024 in St. Pete Beach, Florida, USA, with the three General Chairs Paul Rosen (...
- research-articleAugust 2024
TTK is Getting MPI-Ready
- Eve Le Guillou,
- Michael Will,
- Pierre Guillou,
- Jonas Lukasczyk,
- Pierre Fortin,
- Christoph Garth,
- Julien Tierny
IEEE Transactions on Visualization and Computer Graphics (ITVC), Volume 30, Issue 8Pages 5875–5892https://doi.org/10.1109/TVCG.2024.3390219This system paper documents the technical foundations for the extension of the <italic>Topology ToolKit</italic> (TTK) to distributed-memory parallelism with the <italic>Message Passing Interface</italic> (MPI). While several recent papers introduced ...
- research-articleApril 2024
Parallel Computation of Piecewise Linear Morse-Smale Segmentations
IEEE Transactions on Visualization and Computer Graphics (ITVC), Volume 30, Issue 4Pages 1942–1955https://doi.org/10.1109/TVCG.2023.3261981This article presents a well-scaling parallel algorithm for the computation of Morse-Smale (MS) segmentations, including the region separators and region boundaries. The segmentation of the domain into ascending and descending manifolds, solely defined on ...
- research-articleMarch 2024
Visual analytics system for understanding DeepRL-based charged particle tracking
The Visual Computer: International Journal of Computer Graphics (VISC), Volume 40, Issue 12Pages 9083–9106https://doi.org/10.1007/s00371-024-03297-3AbstractIn this work, we propose a visual analytics system to analyze deep reinforcement learning (deepRL) models working on the track reconstruction of charged particles in the field of particle physics. The data of these charged particles are in the ...
- research-articleJanuary 2024
Merge Tree Geodesics and Barycenters with Path Mappings
IEEE Transactions on Visualization and Computer Graphics (ITVC), Volume 30, Issue 1Pages 1095–1105https://doi.org/10.1109/TVCG.2023.3326601Comparative visualization of scalar fields is often facilitated using similarity measures such as edit distances. In this paper, we describe a novel approach for similarity analysis of scalar fields that combines two recently introduced techniques: ...
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- research-articleJanuary 2024
ExTreeM: Scalable Augmented Merge Tree Computation via Extremum Graphs
IEEE Transactions on Visualization and Computer Graphics (ITVC), Volume 30, Issue 1Pages 1085–1094https://doi.org/10.1109/TVCG.2023.3326526Over the last decade merge trees have been proven to support a plethora of visualization and analysis tasks since they effectively abstract complex datasets. This paper describes the ExTreeM-Algorithm: A scalable algorithm for the computation of merge ...
- research-articleJanuary 2022
Knowledge Rocks: Adding Knowledge Assistance to Visualization Systems
IEEE Transactions on Visualization and Computer Graphics (ITVC), Volume 28, Issue 1Pages 1117–1127https://doi.org/10.1109/TVCG.2021.3114687We present Knowledge Rocks, an implementation strategy and guideline for augmenting visualization systems to knowledge-assisted visualization systems, as defined by the KAVA model. Visualization systems become more and more sophisticated. Hence, it is ...
- research-articleNovember 2021
Developing and Evaluating In Situ Visualization Algorithms using Containers
ISAV'21: ISAV'21: In Situ Infrastructures for Enabling Extreme-Scale Analysis and VisualizationPages 6–11https://doi.org/10.1145/3490138.3490141Fundamental research into in situ visualization and analysis techniques is difficult to access for visualization researchers due to the overwhelming complexity and effort of constructing and managing in situ software stacks that allow reproducible ...
- research-articleAugust 2021
Unordered Task-Parallel Augmented Merge Tree Construction
IEEE Transactions on Visualization and Computer Graphics (ITVC), Volume 27, Issue 8Pages 3585–3596https://doi.org/10.1109/TVCG.2021.3076875Contemporary scientific data sets require fast and scalable topological analysis to enable visualization, simplification and interaction. Within this field, parallel merge tree construction has seen abundant recent contributions, with a trend of ...
- research-articleNovember 2020
A terminology for in situ visualization and analysis systems
- Hank Childs,
- Sean D. Ahern,
- James Ahrens,
- Andrew C. Bauer,
- Janine Bennett,
- E. Wes Bethel,
- Peer-Timo Bremer,
- Eric Brugger,
- Joseph Cottam,
- Matthieu Dorier,
- Soumya Dutta,
- Jean M. Favre,
- Thomas Fogal,
- Steffen Frey,
- Christoph Garth,
- Berk Geveci,
- William F. Godoy,
- Charles D. Hansen,
- Cyrus Harrison,
- Bernd Hentschel,
- Joseph Insley,
- Chris R. Johnson,
- Scott Klasky,
- Aaron Knoll,
- James Kress,
- Matthew Larsen,
- Jay Lofstead,
- Kwan-Liu Ma,
- Preeti Malakar,
- Jeremy Meredith,
- Kenneth Moreland,
- Paul Navrátil,
- Patrick O’Leary,
- Manish Parashar,
- Valerio Pascucci,
- John Patchett,
- Tom Peterka,
- Steve Petruzza,
- Norbert Podhorszki,
- David Pugmire,
- Michel Rasquin,
- Silvio Rizzi,
- David H. Rogers,
- Sudhanshu Sane,
- Franz Sauer,
- Robert Sisneros,
- Han-Wei Shen,
- Will Usher,
- Rhonda Vickery,
- Venkatram Vishwanath,
- Ingo Wald,
- Ruonan Wang,
- Gunther H. Weber,
- Brad Whitlock,
- Matthew Wolf,
- Hongfeng Yu,
- Sean B. Ziegeler
International Journal of High Performance Computing Applications (SAGE-HPCA), Volume 34, Issue 6Pages 676–691https://doi.org/10.1177/1094342020935991The term “in situ processing” has evolved over the last decade to mean both a specific strategy for visualizing and analyzing data and an umbrella term for a processing paradigm. The resulting confusion makes it difficult for visualization and analysis ...
- research-articleNovember 2019
Security in Process: Detecting Attacks in Industrial Process Data
CECC 2019: Proceedings of the Third Central European Cybersecurity ConferenceArticle No.: 5, Pages 1–6https://doi.org/10.1145/3360664.3360669Due to the fourth industrial revolution, industrial applications make use of the progress in communication and embedded devices. This allows industrial users to increase efficiency and manageability while reducing cost and effort. Furthermore, the fourth ...
- bookJuly 2018
Topological Methods in Data Analysis and Visualization IV: Theory, Algorithms, and Applications
This book presents contributions on topics ranging from novel applications of topological analysis for particular problems, through studies of the effectiveness of modern topological methods, algorithmic improvements on existing methods, and parallel ...
- research-articleJune 2018
Direct raytracing of particle-based fluid surfaces using anisotropic kernels
Particle-based simulation models have assumed a significant role in the numerical computation of high-fidelity transient flow and continuum mechanical problems. However, direct visualization of surfaces from particle data without intermediary discrete ...
- bookJuly 2017
4: Topological Methods in Data Analysis and Visualization IV Theory, Algorithms, and Applications
This book presents contributions on topics ranging from novel applications of topological analysis for particular problems, through studies of the effectiveness of modern topological methods, algorithmic improvements on existing methods, and parallel ...
- research-articleJune 2017
A task-based parallel rendering component for large-scale visualization applications
PGV '17: Proceedings of the 17th Eurographics Symposium on Parallel Graphics and VisualizationPages 63–71https://doi.org/10.2312/pgv.20171094An increasingly heterogeneous system landscape in modern high performance computing requires the efficient and portable adaption of performant algorithms to diverse architectures. However, classic hybrid shared-memory/distributed systems are designed and ...
- research-articleJune 2017
Interactive exploration of dissipation element geometry
PGV '17: Proceedings of the 17th Eurographics Symposium on Parallel Graphics and VisualizationPages 53–62https://doi.org/10.2312/pgv.20171093Dissipation elements (DE) define a geometrical structure for the analysis of small-scale turbulence. Existing analyses based on DEs focus on a statistical treatment of large populations of DEs. In this paper, we propose a method for the interactive ...
- articleJune 2017
Visualizing Probabilistic Multi-Phase Fluid Simulation Data using a Sampling Approach
Computer Graphics Forum (COMGRAFOR), Volume 36, Issue 3Pages 469–477https://doi.org/10.1111/cgf.13203Eulerian Method of Moment MoM solvers are gaining popularity for multi-phase CFD simulation involving bubbles or droplets in process engineering. Because the actual positions of bubbles are uncertain, the spatial distribution of bubbles is described by ...
- articleJune 2017
Nested Tracking Graphs
Tracking graphs are a well established tool in topological analysis to visualize the evolution of components and their properties over time, i.e., when components appear, disappear, merge, and split. However, tracking graphs are limited to a single level ...
- research-articleJune 2016
Error estimates for Lagrangian flow field representations
EuroVis '16: Proceedings of the Eurographics / IEEE VGTC Conference on Visualization: Short PapersPages 7–11Computing power outpaces I/O bandwidth in modern high performance computers, which leads to temporal sparsity in flow simulation data. Experiments show that Lagrangian flow representations (where pathlines are retrieved from short-time flow maps using ...
- articleJune 2016
A Survey of Topology-based Methods in Visualization
This paper presents the state of the art in the area of topology-based visualization. It describes the process and results of an extensive annotation for generating a definition and terminology for the field. The terminology enabled a typology for ...