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portfolio

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publications

Uncertainty Quantification on Graph Learning: A Survey

Published in Arxiv, 2024

Recommended citation: Chen, C., Guo, C., Xu, R., Liao, X., Zhang, X., Xie, S., ... & Yu, P. (2024). Uncertainty Quantification on Graph Learning: A Survey. arXiv preprint arXiv:2404.14642. https://arxiv.org/abs/2404.14642

Wasserstein-Regularized Conformal Prediction under General Distribution Shift

Published in The Thirteenth International Conference on Learning Representations, 2025

Recommended citation: Xu, Rui, et al. “Wasserstein-Regularized Conformal Prediction under General Distribution Shift.” Proceedings of the International Conference on Learning Representations, 2025. https://iclr.cc/virtual/2025/poster/29180

Information Flow Reveals When to Trust Language Models

Published in Forty-Third International Conference on Machine Learning (Oral), 2026

Recommended citation: Xu, Rui, et al. “Information Flow Reveals When to Trust Language Models.” Proceedings of the International Conference on Machine Learning, 2026. https://icml.cc/virtual/2026/poster/60884

Geometry-Calibrated Conformal Abstention for Language Models

Published in arXiv, 2026

Recommended citation: Xu, Rui, et al. "Geometry-Calibrated Conformal Abstention for Language Models." arXiv preprint arXiv:2604.27914 (2026). https://arxiv.org/abs/2604.27914

Robust Conditional Conformal Prediction via Branched Normalizing Flow

Published in arXiv, 2026

Recommended citation: Xu, Rui, et al. "Robust Conditional Conformal Prediction via Branched Normalizing Flow." arXiv preprint arXiv:2605.01868 (2026). https://arxiv.org/abs/2605.01868

teaching

Teaching experience 1

Undergraduate course, University 1, Department, 2014

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Teaching experience 2

Workshop, University 1, Department, 2015