Optimising SQL Queries Using Genetic Improvement. - James Callan; Justyna Petke (GI@ICSE, 2021)

Improving Android App Responsiveness Through Automated Frame Rate Reduction. - James Callan; Justyna Petke (SSBSE, 2021)

Refining Fitness Functions for Search-Based Automated Program Repair - A Case Study with ARJA and ARJA-e. - Giovani Guizzo; Aymeric Blot; James Callan; Justyna Petke; Federica Sarro (SSBSE, 2021)

Improving Responsiveness of Android Activity Navigation via Genetic Improvement. - James Callan; Justyna Petke (ICSE-Companion, 2022)

Multi-objective Genetic Improvement: A Case Study with EvoSuite. - James Callan; Justyna Petke (SSBSE, 2022)

How do Android developers improve non-functional properties of software? - James Callan; Oliver Krauss; Justyna Petke; Federica Sarro (Empir. Softw. Eng., 2022)

Enhancing Genetic Improvement Mutations Using Large Language Models. - Alexander E. I. Brownlee; James Callan; Karine Even-Mendoza; Alina Geiger; Carol Hanna; Justyna Petke; Federica Sarro; Dominik Sobania (SSBSE, 2023)

Evaluating Explanations for Software Patches Generated by Large Language Models. - Dominik Sobania; Alina Geiger; James Callan; Alexander E. I. Brownlee; Carol Hanna; Rebecca Moussa; Mar Zamorano López; Justyna Petke; Federica Sarro (SSBSE, 2023)

On Reducing Network Usage with Genetic Improvement. - James Callan; William B. Langdon; Justyna Petke (GI@ICSE, 2024)

User-Centric Deployment of Automated Program Repair at Bloomberg. - David Williams; James Callan; Serkan Kirbas; Sergey Mechtaev; Justyna Petke; Thomas Prideaux-Ghee; Federica Sarro (ICSE-SEIP, 2024)

Large language model based mutations in genetic improvement. - Alexander E. I. Brownlee; James Callan; Karine Even-Mendoza; Alina Geiger; Carol Hanna; Justyna Petke; Federica Sarro; Dominik Sobania (Autom. Softw. Eng., 2025)

Multi-objective improvement of Android applications. - James Callan; Justyna Petke (Autom. Softw. Eng., 2025)