The 15th IEEE Workshop on
Large Data Analysis and Visualization

in conjunction with IEEE VIS 2025 Vienna, Austria
2-7 November 2025

Monday, November 3rd, 2025

09:00am – 09:10am

Opening Remarks (Roxana Bujack)

09:10am – 10:05am

Keynote Presentation (Session Chair: Steffen Frey)

Kwan-Liu Ma
10:05am – 10:30am

Papers Session 1 (Session Chair: Divya Banesh)

10:05am Extracting Complex Topology from Multivariate Functional Approximation: Contours, Jacobi Sets, and Ridge-Valley Graphs
Guanqun Ma, David Lenz, Hanqi Guo, Tom Peterka, Bei Wang
10:17am Extremely Scalable Distributed Computation of Contour Trees via Pre-Simplification
Mingzhe Li, Hamish Carr, Oliver Rübel, Bei Wang, Gunther H. Weber
10:30am – 11:00am

Break

11:00am – 12:15pm

Papers Session 2 (Session Chair: Tim Gerrits)

11:00am ChatVis: Large Language Model Agent for Generating Scientific Visualizations
Tom Peterka, Tanwi Mallick, Orcun Yildiz, David Lenz, Cory Quammen, Berk Geveci
11:12am From Soup to Bricks: Fast Clustering of Fine-Grained AMR Hierarchies for Rendering on GPUs
Stefan Zellmann, Ingo Wald
11:24am Lossy Parallel Visualization of Large-Scale Volume Data with Error-Bounded Image Compositing
Yongfeng Qiu, Yuxiao Li, Xin Liang, Yafan Huang, Guanpeng Li, Sheng Di, Franck Cappello, Hanqi Guo
11:36am Managing Data for Scalable and Interactive Event Sequence Visualization
Sayef Azad Sakin, Katherine E. Isaacs
11:48am Out of Core and Adaptive Image Blending Approach for Large Scale Image Mosaics
Marcus Quincy, Steve Petruzza
12:00pm Free Lunch in In Situ Visualization: Leveraging Idle CPU Resources to Mitigate GPU Contention
Victor A. Mateevitsi, Andres Role Sewell, Jens Henrik Göbbert, Mathis Bode, Paul Fischer, Joseph Insley, Ioannis Kavroulakis, Damaskinos Konioris, Yu-Hsiang Lan, Misun Min, Dimitrios Papageorgiou, Steve Petruzza, Silvio Rizzi, Ananias Tomboulides, Michael E. Papka
12:15pm – 12:30pm

Best paper award ceremony and closing remarks