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Hao Chen

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Technische Universität Berlin

Hao Chen

Hao Chen

Doctoral Researcher

Pierre Lubitzsch, Olga Ovcharenko, Hao Chen, Maarten de Rijke, Sebastian Schelter

Towards a Real-World Aligned Benchmark for Unlearning in Recommender Systems

August 23, 2025
https://doi.org/10.48550/arXiv.2508.17076

Yuchen Tian, Kaixin Li, Hao Chen, Ziyang Luo, Hongzhan Lin, Sebastian Schelter, Lun Du, Jing Ma

AmbiGraph-Eval: Can LLMs Effectively Handle Ambiguous Graph Queries?

August 13, 2025
https://doi.org/10.48550/arXiv.2508.09631

Hao Chen, Lun Du, Xu Chen, Xiaojun Ma, Jiang Zhang

LLM-powered Heterogeneous Information Network Analytics

May 28, 2025
https://doi.org/10.1145/3701716.3715450

Stefan Grafberger, Hao Chen, Olga Ovcharenko, Sebastian Schelte

Towards Regaining Control over Messy Machine Learning Pipelines

March 07, 2025
https://deem.berlin/pdf/dais-lester.pdf