activity
20242026
collaborators

16 papers

cs.LG2026

Confidence-Adaptive SwiGLU for Mixture-of-Experts

Shaohua Li, Xiuchao Sui, Xiaobing Sun +4

SwiGLU has become a standard gated activation in modern Transformer MLPs, yet its gate sharpness -- the smoothness and selectivity of the gating function -- is typically fixed thro…

cs.CL2026

Structured Semantic Cloaking for Jailbreak Attacks on Large Language Models

Xiaobing Sun, Perry Lam, Shaohua Li +4

Modern LLMs employ safety mechanisms that extend beyond surface-level input filtering to latent semantic representations and generation-time reasoning, enabling them to recover obf…

cs.AI2026

Aligning Medical Conversational AI through Online Reinforcement Learning with Information-Theoretic Rewards

Tanvi Verma, Yang Zhou, Rick Siow Mong Goh +1

We present Information Gain Fine-Tuning (IGFT), a novel approach for training medical conversational AI to conduct effective patient interviews and generate comprehensive History o…

cs.LG2025

Secure and Explainable Fraud Detection in Finance via Hierarchical Multi-source Dataset Distillation

Yiming Qian, Thorsten Neumann, Xueyining Huang +4

We propose an explainable, privacy-preserving dataset distillation framework for collaborative financial fraud detection. A trained random forest is converted into transparent, axi…

eess.IV2025

From Pretraining to Privacy: Federated Ultrasound Foundation Model with Self-Supervised Learning

Yuncheng Jiang, Chun-Mei Feng, Jinke Ren +15

Ultrasound imaging is widely used in clinical diagnosis due to its non-invasive nature and real-time capabilities. However, traditional ultrasound diagnostics relies heavily on phy…

cs.CV2025

EVLF-FM: Explainable Vision Language Foundation Model for Medicine

Yang Bai, Haoran Cheng, Yang Zhou +40

Despite the promise of foundation models in medical AI, current systems remain limited - they are modality-specific and lack transparent reasoning processes, hindering clinical ado…