activity
20242026
collaborators

7 papers

cs.SD2026

Hierarchical Codec Diffusion for Video-to-Speech Generation

Jiaxin Ye, Gaoxiang Cong, Chenhui Wang +4

Video-to-Speech (VTS) generation aims to synthesize speech from a silent video without auditory signals. However, existing VTS methods disregard the hierarchical nature of speech,…

cs.SD2026

CoSyncDiT: Cognitive Synchronous Diffusion Transformer for Movie Dubbing

Gaoxiang Cong, Liang Li, Jiaxin Ye +4

Movie dubbing aims to synthesize speech that preserves the vocal identity of a reference audio while synchronizing with the lip movements in a target video. Existing methods fail t…

cs.AI2026

STaR: Sensitive Trajectory Regulation for Unlearning in Large Reasoning Models

Jingjing Zhou, Gaoxiang Cong, Li Su +1

Large Reasoning Models (LRMs) have advanced automated multi-step reasoning, but their ability to generate complex Chain-of-Thought (CoT) trajectories introduces severe privacy risk…

cs.SD2025

InstructDubber: Instruction-based Alignment for Zero-shot Movie Dubbing

Zhedong Zhang, Liang Li, Gaoxiang Cong +5

Movie dubbing seeks to synthesize speech from a given script using a specific voice, while ensuring accurate lip synchronization and emotion-prosody alignment with the character's…

cs.MM2025

FlowDubber: Movie Dubbing with LLM-based Semantic-aware Learning and Flow Matching based Voice Enhancing

Gaoxiang Cong, Liang Li, Jiadong Pan +5

Movie Dubbing aims to convert scripts into speeches that align with the given movie clip in both temporal and emotional aspects while preserving the vocal timbre of a given brief r…

cs.SD2025

EmoDubber: Towards High Quality and Emotion Controllable Movie Dubbing

Gaoxiang Cong, Jiadong Pan, Liang Li +5

Given a piece of text, a video clip, and a reference audio, the movie dubbing task aims to generate speech that aligns with the video while cloning the desired voice. The existing…