Authors

Junda Wu

Publications 2

Preprint Open access

Joint and Cross-Modal Video-Audio Generation and Editing: A Unified Formulation and Design Taxonomy

Video and audio are perceived together, yet most generative models treat them in isolation. We examine methods that model the two modalities jointly, generate one from the other, or edit them in a coupled manner, organized around a single question: how is the output kept coherent across modalities in time and semantics …

Preprint Open access

OPBackdoor: Opportunistic Backdoors via Alibi-Aligned Reasoning

Eric Xue, Ruiyi Zhang, Kevin Xue et al. · 2026

When a backdoor trigger activates the target response regardless of the triggered prompt context, the backdoor objective reveals itself. Challenging this trigger-sufficient formulation across the LLM backdoor literature, we introduce Opportunistic Backdoors (OPBackdoor), in which the backdoor objective is elicited only …

Co-authors