Julien Tierny

Julien Tierny is a Professor at Ecole Polytechnique and a Senior Researcher (DR2) at CNRS within the Computer Science Department (LIP6) at Sorbonne Université, part of the APR team. His research focuses on Topological Data Analysis and Visualization, with a particular emphasis on developing efficient algorithms for scientific data processing and visualization. He leads the ERC-funded project TORI, which aims to reduce scientific data through in-situ topological methods.

Education & Affiliations:

• PhD in Computer Science (2008), Université de Lille
• Habilitation Thesis (HDR, 2016), Sorbonne Université
• Principal Investigator of ERC Project TORI

Research Interests: Topological Data Analysis, Scientific Visualization, High-Performance Computing, and Algorithm Design. His work bridges theoretical foundations with practical tools like the Topology ToolKit (TTK), widely used in visualization and data science.

Awards & Recognition:

• ERC Starting Grant (2020)
• Best Paper Honorable Mention (IEEE VIS 2019)
• Best Paper Award (IEEE LDAV 2018)

Teaching: Leads courses on Scientific Visualization, Topological Data Analysis, and Computer Graphics at Ecole Polytechnique and Sorbonne Université. Popular courses include 'Introduction to Topological Data Analysis' and 'Advanced Visualization Techniques'.

Labs & Contributions: Co-developer of the Topology ToolKit (TTK), a widely adopted open-source library for topological data analysis. Active in IEEE Visualization conferences, publishing award-winning papers on distributed computing and topological simplification.