4 papers
Architectural Degradation: How to Measure and to Remediate
Noman Ahmad, Ruoyu Su, Matteo Esposito +3
Context. Architectural degradation undermines software maintainability, evolvability, and quality. However, existing research remains fragmented across measurement approaches, metr…
AI Writes Code, Humans Pay the Debt. An Empirical Study on the Sustainability and Evolution of Agent-Generated Code
Antonino Coppola, Matteo Esposito, Rick Kazman +1
Context. The increasing adoption of Generative AI coding agents in software engineering is transforming how developers implement and maintain code. While these systems provide shor…
Identifying unique developers in OSS projects: A family of models
Ruoyu Su, Alexander Bakhtin, Matteo Esposito +2
Organizational and logical coupling metrics require reliable identification of unique developers. In OSS, commit metadata is limited to names and emails, and the same developer may…
A Fine-grained Data Set and Analysis of Tangling in Bug Fixing Commits
Steffen Herbold, Alexander Trautsch, Benjamin Ledel +45
Context: Tangled commits are changes to software that address multiple concerns at once. For researchers interested in bugs, tangled commits mean that they actually study not only…