Background
Xi earned his PhD at Pennsylvania State University – College of Information Sciences and Technology. He was also a visiting scholar at Stony Brook University's Computer Science Department. Prior to that, he received his master’s degree from Lehigh University.
Xi's research focuses on AI security/privacy and clinical AI in the context of large language models (LLMs), aiming to develop responsible, robust and resilient strategies to improve AI’s expertise and reliability.
Beyond LLMs, his research also involves advanced AI techniques, including graph learning, knowledge graph reasoning, prompt engineering and AutoML.
Education
- PhD: Pennsylvania State University
- MS: Lehigh University
Research Interests
- Large language models
- AI security
- Clinical AI
- NLP
- Graph learning