💻 Research Experiences

A Persona-Based LLM-assisted Reccommender System

Nov 2023 – Aug 2024

Master Dissertation

Prof. Xiaokui Xiao

• Leverage LLM-assigned persona labels to construct a tripartite graph and apply rec-models like LGCN.
• Improve major accuracy metrics by 5-15% when intuitively combined with the sota GNN-based recommender system.

Network Anomalous Node Identification

Jan 2023 – Jun 2023

Graduation Project

Prof. Jiaping Gui

• Quickly and effectively perform anomalous node detection and reliability analysis.
• Realize the general application from offline collected data sets to public data sets based on the graph theory algorithm.
• Form a journal article in Cyber Security and Data Governance.

UCInspire Summer Program

Jun 2022 – Sep 2022

Summer Research

Prof. Zhou Li

• Start with basic Graph neural network model on anomaly detection like DeepWalk, NetWalk and Euler. **Apply NetWalk on **LANL dataset to help detect unusual online flows.
• Adapt existing model for anomaly detection, and make fair comparison.

CITtrip : Student Research Training Program

Mar 2021 – Mar 2022

College Innovation Program

Prof. Jie Guo

• Use BERT, LDA and other models in the NLP field to help analyze harmful speeches on the Internet, realize measurement innovation.
• Define anonymous Internet users, establish relationship networks, and identify key users.
• Our project won the 2022 Outstanding College Innovation Project in Shanghai.