Author

Christoph Stelz

Karlsruhe Institute of TechnologyORCID 0009-0004-7980-1202Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Bioinformatics· 2 Evolutionary Biology· 1

Signature Assays, Organisms & Methods

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Approach:statistical model· 3 Research Focus:phylogenetics / evolution· 2 Research Focus:benchmarking· 1

Frequent Co-Authors

Alexandros StamatakisiD· 3 shared Oleksiy M. KozloviD· 2 shared Anastasis TogkousidisiD· 1 shared Ben BettisworthiD· 1 shared Bùi Quang MinhiD· 1 shared Dimitri HöhleriD· 1 shared Julius WiegertiD· 1 shared Lukáš HübneriD· 1 shared

Activity by Year

2025-2026 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 25 mutual co-author links

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3 shared papersBioinformatics

Alexandros StamatakisORCID

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Author profile →

3 papers

Recent·Most cited

DGM Is Dead; Long Live DGM-Star! A Quantization-Theoretic Approach to Gamma Rate Discretization

Roman Sokolovskii, Christoph Stelz, 王雨宁, Ben Bettisworth, Van Nguyen Hoang, SAMUEL J. MARTIN, Thomas Heinis, Oleksiy M. Kozlov, Bùi Quang Minh, Alexandros Stamatakis, Ziheng Yang, Nick Goldman

The paper introduces a new method to discretize Gamma rate distributions in phylogenetics, reducing branch length bias compared to the standard DGM.

bioRxiv · Oct 31, 2026 · PreprintEvolutionary Biology

RAxML-NG 2: Automatic model selection, novel tree search heuristics, and fast branch support metrics

Oleksiy M. Kozlov, Anastasis Togkousidis, Christoph Stelz, Dimitri Höhler, Julius Wiegert, Alexandros Stamatakis

RAxML-NG 2.0 introduces new features for phylogenetic inference, including automatic model selection and faster branch support metrics, with significant speed improvements.

bioRxiv · Sep 11, 2026 · PreprintBioinformatics

Bit-Reproducible Phylogenetic Tree Inference under Varying Core-Counts via Reproducible Parallel Reduction Operators

Christoph Stelz, Lukáš Hübner, Alexandros Stamatakis

This paper addresses non-reproducibility in parallel phylogenetic inference by introducing a bit-reproducible tool and a general algorithm for associative parallel reduction operations.

bioRxiv · Jun 2, 2025 · PreprintBioinformatics