About me

My name is Weiqiu You (尤玮秋). I am a final year PhD student in Computer and Information Science at University of Pennsylvania, advised by Prof. Eric Wong. Previously, I was advised by Prof. Mohit Iyyer while I was a Master’s student at UMass. I have interned at Meta, OIST, IBM Research, USC ISI.

I am interested in:

• Trustworthy ML
• Faithful and Verifiable Explanations for ML
• Evaluation Benchmarks in Expert Domains
• LLM Reasoning
• ML for Cosmology and Surgery

Here is my CV.

Some random essays in my blog.

I am actively looking for postdoc and research scientist positions starting fall 2026.

Recent News!

• [Nov. 2025] I’ll be attending EMNLP in Suzhou, China to present our main conference papers Probabilistic Soundness Guarantees in LLM Reasoning Chains and BlackboxNLP workshop paper When LRP Diverges from Leave-One-Out in Transformers
• [Jul. 2025] I’ll be attending ICML in Vancouver, Canada to present our paper Sum-of-Parts: Self-Attributing Neural Networks with End-to-End Learning of Feature Groups