UltraTWD: Optimizing Ultrametric Trees for Tree-Wasserstein Distance

Fangchen Yu, Yanzhen Chen, Jiaxing Wei, Jianfeng Mao, Wenye Li +1 more

2/14/2026

No official code found. Best implementation: SciYu/UltraTWD (3 stars, MIT, last commit 2025-05-28). 1 more below.

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Code Implementations(2)

NeXAIS/UltraTWDCommunity63%

MIT

The source code for the ICML-2025 paper, titled "UltraTWD: Optimizing Ultrametric Trees for Tree-Wasserstein Distance".

10C++, CythonMay 17, 20251 years agoMIT

SciYu/UltraTWDCommunity62%

MIT

The source code for the ICML-2025 paper, titled "UltraTWD: Optimizing Ultrametric Trees for Tree-Wasserstein Distance".

32C++, CythonJan 24, 20251 years agoMIT

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Cite this paper

@article{yu2026ultratwd,
  title  = {UltraTWD: Optimizing Ultrametric Trees for Tree-Wasserstein Distance},
  author = {Fangchen Yu and Yanzhen Chen and Jiaxing Wei and Jianfeng Mao and Wenye Li and Qiang Sun},
  year   = {2026},
  url    = {https://api.semanticscholar.org/CorpusID:06369d8c66009e25e82e335fc686a97c65d2840c},
  journal = {ICML 2025 2025}
}

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