TORI


Publications
A Practical Solver for Scalar Data Topological Simplification

Mohamed Kissi, Mathieu Pont, Joshua A. Levine, Julien Tierny

IEEE Transactions on Visualization and Computer Graphics
Proc. of IEEE VIS 2024.

Code - Replicability stamp
Localized Evaluation for Constructing Discrete Vector Fields

Tanner Finken, Julien Tierny, Joshua A. Levine

IEEE Transactions on Visualization and Computer Graphics
Proc. of IEEE VIS 2024.
Wasserstein Auto-Encoders of Merge Trees (and Persistence Diagrams)

Mathieu Pont and Julien Tierny

IEEE Transactions on Visualization and Computer Graphics
Accepted, to be presented at IEEE VIS 2024.

Code - Replicability stamp
Wasserstein Dictionaries of Persistence Diagrams

Keanu Sisouk, Julie Delon, Julien Tierny

IEEE Transactions on Visualization and Computer Graphics
Accepted, to be presented at IEEE VIS 2024.

Code - Replicability stamp
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
Accepted, to be presented at IEEE VIS 2024.

Code - Replicability stamp
Distributed Path Compression for Piecewise Linear Morse-Smale Segmentations and Connected Components

Michael Will, Jonas Lukasczyk, Julien Tierny, Christoph Garth

Proc. of IEEE Symposium on Large Data Analysis and Visualization 2024.

Identifying Locally Turbulent Vortices within Instabilities

Fabien Vivodtzev, Florent Nauleau, Jean-Philippe Braeunig, Julien Tierny,

Proc. of IEEE Symposium on Large Data Analysis and Visualization 2024 (poster).

Analysis of Ensembles of Topological Descriptors

Mathieu Pont

Ph.D. Thesis
December 2023

Committee: D. Coeurjolly (Reviewer), V. Natarajan (Reviewer), E. Cazelles, S. Durrleman, G. Peyré, K. Turner, J. Tierny (Advisor)
Principal Geodesic Analysis of Merge Trees (and Persistence Diagrams)

Mathieu Pont, Jules Vidal, Julien Tierny

IEEE Transactions on Visualization and Computer Graphics
Accepted, to be presented at IEEE VIS 2023.

Code - Data - Replicability stamp
Discrete Morse Sandwich: Fast Computation of Persistence Diagrams for Scalar Data -- An Algorithm and A Benchmark

Pierre Guillou, Jules Vidal, Julien Tierny

IEEE Transactions on Visualization and Computer Graphics
Accepted, to be presented at IEEE VIS 2023.

Code - Benchmark - Replicability stamp
Merge Tree Geodesics and Barycenters with Path Mappings

Florian Wetzels, Mathieu Pont, Julien Tierny, Christoph Garth

IEEE Transactions on Visualization and Computer Graphics
Proc. of IEEE VIS 2023.

Code
Parallel Computation of Piecewise Linear Morse-Smale Segmentations

Robin Maack, Jonas Lukasczyk, Julien Tierny, Hans Hagen, Ross Maciejewski, Christoph Garth

IEEE Transactions on Visualization and Computer Graphics
Accepted, to be presented at IEEE VIS 2023.

Code - Replicability stamp
Topological Data Analysis of Vortices in the Magnetically-Induced Current Density in LiH Molecule

Malgorzata Olejniczak, Julien Tierny

Physical Chemistry Chemical Physics
Accepted, 2023.

A Hands-on TTK Tutorial for Absolute Beginners

Christoph Garth, Robin Maack, Mathieu Pont, Julien Tierny, Bei Wang, Florian Wetzels, Michael Will

IEEE VIS Tutorials 2023.

Tutorial web page
Topological Analysis of Ensembles of Hydrodynamic Turbulent Flows -- An Experimental Study

Florent Nauleau, Fabien Vivodtzev, Thibault Bridel-Bertomeu, Heloise Beaugendre, Julien Tierny

Proc. of IEEE Symposium on Large Data Analysis and Visualization 2022.

Topological Analysis of Ensemble Scalar Data with TTK, A Sequel

Christoph Garth, Charles Gueunet, Pierre Guillou, Federico Iuricich, Joshua Levine, Jonas Lukasczyk, Mathieu Pont, Julien Tierny, Jules Vidal, Bei Wang, Florian Wetzels

IEEE VIS Tutorials 2022.

Tutorial web page
Progressivity in Topological Data Analysis

Jules Vidal

Ph.D. Thesis
December 2021

Committee: M. Aupetit (Reviewer), F. Chazal (Reviewer), I. Bloch, D. Coeurjolly, J.D. Fekete, G. Peyré, V. Robins, J. Tierny (Advisor)
Wasserstein Distances, Geodesics and Barycenters of Merge Trees

Mathieu Pont, Jules Vidal, Julie Delon, Julien Tierny

IEEE Transactions on Visualization and Computer Graphics
Proc. of IEEE VIS 2021.

Talk video - Code - Data - Replicability stamp
Fast Approximation of Persistence Diagrams with Guarantees

Jules Vidal and Julien Tierny

Proc. of IEEE Symposium on Large Data Analysis and Visualization 2021.

Talk video - Code and Data
Topological Analysis of Ensemble Scalar Data with TTK

Christoph Garth, Charles Gueunet, Pierre Guillou, Lutz Hofmann, Joshua A Levine, Jonas Lukasczyk, Julien Tierny, Jules Vidal, Bei Wang, Florian Wetzels

IEEE VIS Tutorials 2021.

Tutorial web page
TopoMap: A 0-dimensional Homology Preserving Projection of High-Dimensional Data

Harish Doraiswamy, Julien Tierny, Paulo J. S. Silva, Luis Gustavo Nonato, Claudio Silva

IEEE Transactions on Visualization and Computer Graphics
Proc. of IEEE VIS 2020.

Localized Topological Simplification of Scalar Data

Jonas Lukasczyk, Christoph Garth, Ross Maciejewski, Julien Tierny

IEEE Transactions on Visualization and Computer Graphics
Proc. of IEEE VIS 2020.

Code
Topological Data Analysis Made Easy with the Topology ToolKit, What is New?

Martin Falk, Christoph Garth, Charles Gueunet, Pierre Guillou, Attila Gyulassy, Lutz Hofmann, Christopher Kappe, Joshua A Levine, Jonas Lukasczyk, Julien Tierny, Jules Vidal

IEEE VIS Tutorials 2020.

Tutorial web page
Implementing Persistence-Based Clustering of Point Clouds in the Topology ToolKit

Ryan Cotsakis, Jim Shaw, Julien Tierny, and Joshua A. Levine

Upcoming TopoInVis book (accepted).

Report of the TopoInVis TTK Hackathon: Experiences, Lessons Learned, and Perspectives

Jonas Lukasczyk, Jakob Beran, Wito Engelke, Martin Falk, Anke Friederici, Christoph Garth, Lutz Hofmann, Ingrid Hotz, Petar Hristov, Wiebke Köpp, Talha Bin Masood, Małgorzata Olejniczak, Paul Rosen, Jan-Tobias Sohns, Tino Weinkauf, Kilian Werner, Julien Tierny

Upcoming TopoInVis book (accepted).