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Hui Lu

9 accepted papers

2026

From Pretrain to Pain: Adversarial Vulnerability of Video Foundation Models Without Task Knowledge

AAAI 2026technical

Large-scale Video Foundation Models (VFMs) have significantly advanced various video-related tasks, either through task-specific models or Multi-modal Large Language Models (MLLMs). However, the open accessibility of VFMs also introduces critical security risks, as adversaries can exploit full knowl

Cited by 0SourcePDFScholar
2026

PSR: Scaling Multi-Subject Personalized Image Generation with Pairwise Subject-Consistency Rewards

CVPR 2026

Personalized generation models for a single subject have demonstrated remarkable effectiveness, highlighting their significant potential. However, when extended to multiple subjects, existing models often exhibit degraded performance, particularly in maintaining subject consistency and adhering to t

Cited by 0SourcecodeScholar
2026

When Robots Obey the Patch: Universal Transferable Patch Attacks on Vision-Language-Action Models

CVPR 2026

Vision-Language-Action (VLA) models are vulnerable to adversarial attacks, yet universal and transferable attacks remain underexplored, as most existing patches overfit to a single model and fail in black-box settings. To address this gap, we present a systematic study of universal, transferable adv

Cited by 0SourcecodeScholar
2024

TCNet: Continuous Sign Language Recognition from Trajectories and Correlated Regions

AAAI 2024technical

A key challenge in continuous sign language recognition (CSLR) is to efficiently capture long-range spatial interactions over time from the video input. To address this challenge, we propose TCNet, a hybrid network that effectively models spatio-temporal information from Trajectories and Correlated…

2024

Unifying One-Shot Voice Conversion and Cloning with Disentangled Speech Representations

ICASSP 2024accepted

We propose unifying one-shot voice conversion and cloning into a single model that can be end-to-end optimized. To achieve this, we introduce a novel extension to a speech variational auto-encoder (VAE) that disentangles speech into content and speaker representations. Instead of using a fixed Gauss…

Cited by 0SourceScholar
2022

Speaker Identity Preservation in Dysarthric Speech Reconstruction by Adversarial Speaker Adaptation

ICASSP 2022accepted

Dysarthric speech reconstruction (DSR), which aims to improve the quality of dysarthric speech, remains a challenge, not only because we need to restore the speech to be normal, but also must preserve the speaker’s identity. The speaker representation extracted by the speaker encoder (SE) optimized…

Cited by 0SourceScholar
2019

A Compact Framework for Voice Conversion Using Wavenet Conditioned on Phonetic Posteriorgrams

ICASSP 2019accepted

Voice conversion can benefit from WaveNet vocoder with improvement in converted speech's naturalness and quality. However, nowadays approaches segregate the training of conversion module and WaveNet vocoder towards different optimization objectives, which might lead to the difficulty in model tuning…

Cited by 0SourceScholar