collaborators

7 papers

cs.CV2026

Purify-then-Align: Towards Robust Human Sensing under Modality Missing with Knowledge Distillation from Noisy Multimodal Teacher

Pengcheng Weng, Yanyu Qian, Yangxin Xu +1

Robust multimodal human sensing must overcome the critical challenge of missing modalities. Two principal barriers are the Representation Gap between heterogeneous data and the Con…

cs.CR2026

FedSpy-LLM: Towards Scalable and Generalizable Data Reconstruction Attacks from Gradients on LLMs

Syed Irfan Ali Meerza, Feiyi Wang, Jian Liu

Given the growing reliance on private data in training Large Language Models (LLMs), Federated Learning (FL) combined with Parameter-Efficient Fine-Tuning (PEFT) has garnered signi…

cs.CL2025

LayerIF: Estimating Layer Quality for Large Language Models using Influence Functions

Hadi Askari, Shivanshu Gupta, Fei Wang +2

Pretrained Large Language Models (LLMs) achieve strong performance across a wide range of tasks, yet exhibit substantial variability in the various layers' training quality with re…

cs.LG2025

Unraveling Indirect In-Context Learning Using Influence Functions

Hadi Askari, Shivanshu Gupta, Terry Tong +3

In this work, we introduce a novel paradigm for generalized In-Context Learning (ICL), termed Indirect In-Context Learning. In Indirect ICL, we explore demonstration selection stra…

cs.CL2025

SudoLM: Learning Access Control of Parametric Knowledge with Authorization Alignment

Qin Liu, Fei Wang, Chaowei Xiao +1

Existing preference alignment is a one-size-fits-all alignment mechanism, where the part of the large language model (LLM) parametric knowledge with non-preferred features is unifo…

cs.CV2025

Benchmarking Vision Language Model Unlearning via Fictitious Facial Identity Dataset

Yingzi Ma, Jiongxiao Wang, Fei Wang +10

Machine unlearning has emerged as an effective strategy for forgetting specific information in the training data. However, with the increasing integration of visual data, privacy c…