collaborators

9 papers

cs.CV2025

Towards Semantic Equivalence of Tokenization in Multimodal LLM

Shengqiong Wu, Hao Fei, Xiangtai Li +4

Multimodal Large Language Models (MLLMs) have demonstrated exceptional capabilities in processing vision-language tasks. One of the crux of MLLMs lies in vision tokenization, which…

cs.LG2025

Improving Expressive Power of Spectral Graph Neural Networks with Eigenvalue Correction

Kangkang Lu, Yanhua Yu, Hao Fei +6

In recent years, spectral graph neural networks, characterized by polynomial filters, have garnered increasing attention and have achieved remarkable performance in tasks such as n…

cs.CL2024

Conversation Disentanglement with Bi-Level Contrastive Learning

Chengyu Huang, Zheng Zhang, Hao Fei +1

Conversation disentanglement aims to group utterances into detached sessions, which is a fundamental task in processing multi-party conversations. Existing methods have two main dr…

cs.CV2024

Enhancing Video-Language Representations with Structural Spatio-Temporal Alignment

Hao Fei, Shengqiong Wu, Meishan Zhang +3

While pre-training large-scale video-language models (VLMs) has shown remarkable potential for various downstream video-language tasks, existing VLMs can still suffer from certain…

cs.AI2024

NExT-GPT: Any-to-Any Multimodal LLM

Shengqiong Wu, Hao Fei, Leigang Qu +2

While recently Multimodal Large Language Models (MM-LLMs) have made exciting strides, they mostly fall prey to the limitation of only input-side multimodal understanding, without t…

cs.CL2024

XNLP: An Interactive Demonstration System for Universal Structured NLP

Hao Fei, Meishan Zhang, Min Zhang +1

Structured Natural Language Processing (XNLP) is an important subset of NLP that entails understanding the underlying semantic or syntactic structure of texts, which serves as a fo…