activity
20242026
collaborators

7 papers

cs.CL2026

AVOC: Enhancing Hour-Level Audio-Video Understanding in Omni-Modal LLMs via Retrieval-Inspired Token Compression

Yijing Chen, Wenhui Tan, Xiaoyi Yu +7

Multimodal Large Language Models have achieved remarkable progress in short-form audio-video understanding, yet long-form audio-video comprehension remains challenged by limited co…

cs.SD2026

Unified Synthesis of Compositional Speech and Sound from Free-Form Text Prompts

Yuyue Wang, Xihua Wang, Xin Cheng +2

Audio generation has made significant progress, yet synthesizing unified audio where speech and sounds are naturally composited remains a challenge. Current methods either rely on…

cs.CV2026

SyncDPO: Enhancing Temporal Synchronization in Video-Audio Joint Generation via Preference Learning

Xin Cheng, Xihua Wang, Ying Ba +5

Recent advancements in video-audio joint generation have achieved remarkable success in semantic correspondence. However, achieving precise temporal synchronization, which requires…

eess.AS2026

VSSFlow: Unifying Video-conditioned Sound and Speech Generation via Joint Learning

Xin Cheng, Yuyue Wang, Xihua Wang +7

Video-conditioned audio generation, including Video-to-Sound (V2S) and Visual Text-to-Speech (VisualTTS), has traditionally been treated as distinct tasks, leaving the potential fo…

cs.CL2025

ChronusOmni: Improving Time Awareness of Omni Large Language Models

Yijing Chen, Yihan Wu, Kaisi Guan +4

Time awareness is a fundamental ability of omni large language models, especially for understanding long videos and answering complex questions. Previous approaches mainly target v…

cs.MM2025

VSpeechLM: A Visual Speech Language Model for Visual Text-to-Speech Task

Yuyue Wang, Xin Cheng, Yihan Wu +3

The task of Visual Text-to-Speech (VisualTTS), also known as video dubbing, aims to generate speech synchronized with the lip movements in an input video, in additional to being co…