activity
20232026
collaborators

6 papers

cs.CV2026

MASRA: MLLM-Assisted Semantic-Relational Consistent Alignment for Video Temporal Grounding

Ran Ran, Jiwei Wei, Shuchang Zhou +5

Video Temporal Grounding (VTG) faces a cross-modal semantic gap that often leads to background features being incorrectly aligned with the query, while directly matching the query…

cs.CV2026

Enhancing Self-Supervised Talking Head Forgery Detection via a Training-Free Dual-System Framework

Ke Liu, Jiwei Wei, Shuchang Zhou +5

Supervised talking head forgery detection faces severe generalization challenges due to the continuous evolution of generators. By reducing reliance on generator-specific forgery p…

cs.CV2026

HiMix: Hierarchical Artifact-aware Mixup for Generalized Synthetic Image Detection

Shuchang Zhou, Kaiwen Shen, Jiwei Wei +3

The rapid evolution of generative models has enabled the creation of highly realistic and diverse synthetic images, posing significant challenges to reliable and generalizable Synt…

cs.CV2024

DiffLoRA: Generating Personalized Low-Rank Adaptation Weights with Diffusion

Yujia Wu, Yiming Shi, Jiwei Wei +3

Personalized text-to-image generation has gained significant attention for its capability to generate high-fidelity portraits of specific identities conditioned on user-defined pro…

cs.IR2024

Multimodality Invariant Learning for Multimedia-Based New Item Recommendation

Haoyue Bai, Le Wu, Min Hou +5

Multimedia-based recommendation provides personalized item suggestions by learning the content preferences of users. With the proliferation of digital devices and APPs, a huge numb…

cs.CV2023

MoConVQ: Unified Physics-Based Motion Control via Scalable Discrete Representations

Heyuan Yao, Zhenhua Song, Yuyang Zhou +3

In this work, we present MoConVQ, a novel unified framework for physics-based motion control leveraging scalable discrete representations. Building upon vector quantized variationa…