collaborators

18 papers

cs.CR2026

Jailbreaking and Mitigation of Vulnerabilities in Large Language Models

Benji Peng, Hanxuan Chen, Keyu Chen +12

Large Language Models (LLMs) have transformed artificial intelligence by advancing natural language understanding and generation, enabling applications across fields beyond healthc…

cs.AI2026

Is Conformal Factuality for RAG-based LLMs Robust? Novel Metrics and Systematic Insights

Yi Chen, Daiwei Chen, Sukrut Madhav Chikodikar +2

Large language models (LLMs) frequently hallucinate, limiting their reliability in knowledge-intensive applications. Retrieval-augmented generation (RAG) and conformal factuality h…

cs.LG2026

Why GRPO Needs Normalization: A Local-Curvature Perspective on Adaptive Gradients

Cheng Ge, Caitlyn Heqi Yin, Hao Liang +1

Reinforcement learning (RL) has become a key driver of language model reasoning. Among RL algorithms, Group Relative Policy Optimization (GRPO) is the de facto standard, avoiding t…

cs.LG2025

Deep Learning and Machine Learning -- Python Data Structures and Mathematics Fundamental: From Theory to Practice

Silin Chen, Ziqian Bi, Junyu Liu +15

This book provides a comprehensive introduction to the foundational concepts of machine learning (ML) and deep learning (DL). It bridges the gap between theoretical mathematics and…

cs.CR2025

Mastering AI: Big Data, Deep Learning, and the Evolution of Large Language Models -- Blockchain and Applications

Pohsun Feng, Ziqian Bi, Lawrence K. Q. Yan +14

A detailed exploration of blockchain technology and its applications across various fields is provided, beginning with an introduction to cryptography fundamentals, including symme…

cs.SE2025

Deep Learning and Machine Learning: Advancing Big Data Analytics and Management with Design Patterns

Keyu Chen, Ziqian Bi, Tianyang Wang +12

This book, Design Patterns in Machine Learning and Deep Learning: Advancing Big Data Analytics Management, presents a comprehensive study of essential design patterns tailored for…