Skip to content

Author

Peiyang Xu

We have 2 of 17 papers

We haven’t gathered this author’s papers yet. Follow them and we’ll fetch their work.

Not the right person? Other researchers publish under this name.

#machine learning Preprint Oct 2026

Representation-Aligned Auxiliary Supervision for Language Model Adaptation

Language models exhibit strong reasoning capabilities, yet adapting them to structured domains remains challenging and can yield inconsistent outcomes. We identify representation compatibility, the extent to which a model effectively processes a representation for a structured task, as a key factor in adaptation. We st...

Kyuyoung Kim, Pei-Yao Sheng, A. Hebbar et al. · 0 citations
Preprint Aug 2026

Beyond Language Priors: Diagnosing and Fixing Visual-Origin Hallucinations in Multimodal LLM

Adversarial Contrastive Fine-Tuning (ACFT) uses an Adversarial Hallucination Attribute Flipping procedure, involving minimal, targeted adversarial perturbations that flip an image's hallucination attribute, to construct perfectly aligned positive-negative pairs, which are then used for contrastive fine- tuning.

Pei-Yang Xu, Xiaopei Zhu, Jun Zhu et al. · 0 citations

We use cookies to run the site and, with your consent, for analytics and to show ads. See our Cookie Policy.