Xuan Chen

Xuan ChenοΌˆι™ˆηŽ„οΌ‰

Master of Science in Computer Science
First-Year Student

GitHub: cx0222 Email: xuan.chen@duke.edu
πŸŽ“ Education
Duke University
M.S. in Computer Science, Aug 2024 – Present
Central University of Finance and Economics
B.S. in Data Science, Sep 2020 – Jun 2024
πŸ… Honors
Special Prize, β€œHello World” Programming Competition (1st team rank)
Second Prize, Mathematics Competition for Chinese College Students
Academic Research Scholarship, First Prize
πŸ› οΈ Skills
Academic:
PyTorch, Visualization, Linux, Math Modeling
Development:
Java, Python, React Native, Vue, MySQL
πŸ“„ Publication
Delta-Aug: Cross-Modal Hard Feature Mining for Few-Shot Learning
ACMLC '24: Proceedings of the 2024 6th Asia Conference on Machine Learning and Computing
Link: Open Access Paper from ACM Digital Library
  • Researched LLMs and VLMs and discovered hard classes degrade few-shot performance.
  • Proposed DeltaAug using CLIP for multi-modal feature expansion.
  • Achieved 76.16% accuracy over 11 datasets, outperforming Wise-FT (71.64%).
πŸ”¬ Research Projects
Content Moderation with Multi-Modal LLM/VLM
Nov 2024 – Present | Advisor: Prof. Xiaowei Yang, Duke University
  • Building system analyzing text, images, and video using LLM/VLMs.
  • Designing full pipeline for online content moderation.
MQTT Protocol Research
Jul 2021 – Dec 2023 | Advisor: Prof. Fu Chen, CUFE
  • Studied MQTT protocol and implemented it using Mosquitto reference.
  • Explored QoS and large-scale codebase structure.
Stock Market Forum Analysis System
Jul 2023 – Nov 2023 | Advisor: Prof. Dongli Han, CUFE
  • Developed full-stack site with Spring Boot and Vue.
  • Designed review analysis with Sentence-BERT; used MySQL + MongoDB.
Convexity in Beta Distributions
Oct 2021 – Apr 2023 | Advisor: Prof. Jinting Wang, CUFE
  • Analyzed convexity/log-convexity properties of Beta distribution.
  • Submitted findings to Statistics & Probability Letters.
πŸ“š Course Projects
Lucene IR System & Website
Sep 2022 – Nov 2022 | Advisor: Prof. Yan Wang, CUFE
  • Built full-stack IR system using Lucene and Grobid.
  • Implemented fuzzy search, image indexing, PDF metadata extraction.