collaborators

10 papers

cs.SE2026

Maintenance Signals in AI-Assisted GitHub Repositories: Evidence from GenAI Adopters

Rikuto Tsuchida, Youmei Fan, Kazumasa Shimari +3

Generative artificial intelligence (GenAI) can reduce code-generation effort, but it may shift work to documentation, validation, debugging, and maintenance. We study observable ma…

cs.SE2026

A Longitudinal Analysis of Good First Issue Practices and Newcomer Pull Requests in Popular OSS Projects

Hirotatsu Hoshikawa, Hidetake Tanaka, Kazumasa Shimari +2

Open-source software (OSS) projects rely on effective newcomer onboarding to sustain their communities. OSS projects widely adopt "good first issue" (GFI) labels to highlight begin…

cs.SE2025

Exploring the SECURITY.md in the Dependency Chain: Preliminary Analysis of the PyPI Ecosystem

Chayanid Termphaiboon, Raula Gaikovina Kula, Youmei Fan +4

Security policies, such as SECURITY.md files, are now common in open-source projects. They help guide responsible vulnerability reporting and build trust among users and contributo…

cs.SE2025

PyGress: Tool for Analyzing the Progression of Code Proficiency in Python OSS Projects

Rujiphart Charatvaraphan, Bunradar Chatchaiyadech, Thitirat Sukijprasert +5

Assessing developer proficiency in open-source software (OSS) projects is essential for understanding project dynamics, especially for expertise. This paper presents PyGress, a web…

cs.SE2025

How Natural Language Proficiency Shapes GenAI Code for Software Engineering Tasks

Ruksit Rojpaisarnkit, Youmei Fan, Kenichi Matsumoto +1

With the widespread adoption of Foundation Model (FM)-powered tools in software engineering, the natural language prompt has become a critical interface between developers and Larg…

cs.SE2025

Human to Document, AI to Code: Comparing GenAI for Notebook Competitions

Tasha Settewong, Youmei Fan, Raula Gaikovina Kula +1

Computational notebooks have become the preferred tool of choice for data scientists and practitioners to perform analyses and share results. Notebooks uniquely combine scripts wit…