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Hugo Frezat

PROFILE

Hugo Frezat

Hugo Frezat developed a sparse spectral solver performance analysis framework for the Diff4Earth/ige-jaxathon-2025 repository, focusing on Poisson-like problems using spectral methods. He implemented the solution in Python and JAX, leveraging NumPy and SciPy for numerical analysis and matrix operations. The project included a reproducible pipeline for setting up problems, generating sparse matrices, and benchmarking solver performance, with optional multi-GPU scaling via jax.pmap. Hugo provided a comprehensive Jupyter notebook demonstrating the solver’s Segment class, spectral transforms, and Galerkin basis approach, enabling dense versus sparse solver comparisons. The work demonstrated depth in scientific computing and performance analysis.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

3Total
Bugs
0
Commits
3
Features
1
Lines of code
959
Activity Months1

Work History

March 2025

3 Commits • 1 Features

Mar 1, 2025

March 2025 monthly work summary for Diff4Earth/ige-jaxathon-2025 focused on delivering a new sparse spectral solver performance analysis framework in JAX, with optional multi-GPU scaling and a demonstration notebook. The work established a reproducible performance analysis pipeline for Poisson-like spectral problems, including problem setup, matrix generation, GMRES testing, and preconditioner exploration, plus an option to scale across GPUs using jax.pmap. A comprehensive Jupyter notebook demonstrates a sparse spectral solver (Segment class, transforms, derivatives, matrix operations) solving Poisson equations with a Galerkin basis and includes dense-vs-sparse solver benchmarks.

Activity

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Quality Metrics

Correctness86.6%
Maintainability86.6%
Architecture86.6%
Performance86.6%
AI Usage20.0%

Skills & Technologies

Programming Languages

Jupyter NotebookMarkdownPython

Technical Skills

JAXLinear AlgebraMatplotlibNumPyNumerical AnalysisNumerical MethodsPartial Differential EquationsPerformance AnalysisSciPyScientific ComputingSparse MatricesSpectral Methods

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

Diff4Earth/ige-jaxathon-2025

Mar 2025 Mar 2025
1 Month active

Languages Used

Jupyter NotebookMarkdownPython

Technical Skills

JAXLinear AlgebraMatplotlibNumPyNumerical AnalysisNumerical Methods

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