Xinghua Zhang

A Multi-modal Modeling Framework for Cold-start Short-video Recommendation

2024

Short video has witnessed rapid growth in the past few years in multimedia platforms. To ensure the freshness of the videos, platforms receive a large number of user-uploaded videos every day, making collaborative filtering-based recommender …

On the Role of Attention Heads in Large Language Model Safety

2024 · arXiv (Cornell University)

Large language models (LLMs) achieve state-of-the-art performance on multiple language tasks, yet their safety guardrails can be circumvented, leading to harmful generations. In light of this, recent research on safety mechanisms has emerged, revealing that …