Changan Niu

Postdoc, Nanjing University

Joined

January 2026

Names

Changan Niu (Preferred)

Emails

****@outlook.com (Confirmed)

****@smail.nju.edu.cn (Confirmed)

Personal Links

Google Scholar

DBLP

ORCID

Career & Education History

Postdoc

Nanjing University (nju.edu.cn)

2026 – Present

PhD student

Nanjing University (smail.nju.edu.cn)

2021 – 2025

Advisors, Relations & Conflicts

PhD Advisor

Chuanyi Li

Present

Expertise

Large Language Models

2023 – Present

Software Engineering

2019 – Present

Machine Learning

2019 – Present

Publications

API-Repo: API-centric Repository-level Code Completion
Zhihao Li, Chuanyi Li, Changan Niu, Ying Yan, Jidong Ge, Bin Luo
- Crossref
- Readers: Everyone
YourCoLo: Leveraging One-to-Many Relationships and Inter-Code Connections for User Review-Based Code Localization
Kuo Chi, Changan Niu, Zhou Yang, Chuanyi Li, Yi Feng, Jidong Ge, Bin Luo, David Lo, Vincent Ng
- ACM Transactions on Software Engineering and Methodology
- Readers: Everyone
OptCodeTrans: Boost LLMs on Low-Resource Programming Language Translation
Jianbo Lin, Yi Shen, Chuanyi Li, Changan Niu, Bin Luo
- Forge@ICSE 2025
- Readers: Everyone
Comparing the Pretrained Models of Source Code by Re-pretraining Under a Unified Setup
Changan Niu, Chuanyi Li, Vincent Ng, Bin Luo
- IEEE Trans. Neural Networks Learn. Syst. 2024
- Readers: Everyone
PassSum: Leveraging paths of abstract syntax trees and self-supervision for code summarization
Changan Niu, Chuanyi Li, Vincent Ng, Jidong Ge, Liguo Huang, Bin Luo
- J. Softw. Evol. Process. 2024
- Readers: Everyone
On Evaluating the Efficiency of Source Code Generated by LLMs
Changan Niu, Ting Zhang, Chuanyi Li, Bin Luo, Vincent Ng
- FORGE 2024
- Readers: Everyone
FAIR: Flow Type-Aware Pre-Training of Compiler Intermediate Representations
Changan Niu, Chuanyi Li, Vincent Ng, David Lo, Bin Luo
- ICSE 2024
- Readers: Everyone
Are We Ready to Embrace Generative AI for Software Q&A?
Bowen Xu, Thanh-Dat Nguyen, Thanh Le-Cong, Thong Hoang, Jiakun Liu, Kisub Kim, Chen Gong, Changan Niu, Chenyu Wang, Bach Le, David Lo
- ASE 2023
- Readers: Everyone
An Empirical Comparison of Pre-Trained Models of Source Code
Changan Niu, Chuanyi Li, Vincent Ng, Dongxiao Chen, Jidong Ge, Bin Luo
- ICSE 2023
- Readers: Everyone
CrossCodeBench: Benchmarking Cross-Task Generalization of Source Code Models
Changan Niu, Chuanyi Li, Vincent Ng, Bin Luo
- ICSE 2023
- Readers: Everyone

View all 13 publications

Co-Authors

View all 27 co-authors