collaborators

5 papers

cs.LG2025

Perplexity-Aware Data Scaling Law: Perplexity Landscapes Predict Performance for Continual Pre-training

Lei Liu, Hao Zhu, Yue Shen +4

Continual Pre-training (CPT) serves as a fundamental approach for adapting foundation models to domain-specific applications. Scaling laws for pre-training define a power-law relat…

cs.CV2025

AnomalyControl: Learning Cross-modal Semantic Features for Controllable Anomaly Synthesis

Shidan He, Lei Liu, Xiujun Shu +3

Anomaly synthesis is a crucial approach to augment abnormal data for advancing anomaly inspection. Based on the knowledge from the large-scale pre-training, existing text-to-image…

cs.CL2025

PRGB Benchmark: A Robust Placeholder-Assisted Algorithm for Benchmarking Retrieval-Augmented Generation

Zhehao Tan, Yihan Jiao, Dan Yang +7

Retrieval-Augmented Generation (RAG) enhances large language models (LLMs) by integrating external knowledge, where the LLM's ability to generate responses based on the combination…

cs.LG2025

Reliable Imputed-Sample Assisted Vertical Federated Learning

Yaopei Zeng, Lei Liu, Shaoguo Liu +3

Vertical Federated Learning (VFL) is a well-known FL variant that enables multiple parties to collaboratively train a model without sharing their raw data. Existing VFL approaches…

cs.CL2024

A Survey on Medical Large Language Models: Technology, Application, Trustworthiness, and Future Directions

Lei Liu, Xiaoyan Yang, Junchi Lei +6

With the advent of Large Language Models (LLMs), medical artificial intelligence (AI) has experienced substantial technological progress and paradigm shifts, highlighting the poten…