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Kristian Sandahl

Professor Emeritus

Publications

2026

Xin Sun, Daniel Ståhl, Kristian Sandahl, Christoph Kessler (2026) Quality assurance of LLM-generated code: Addressing non-functional quality characteristics Journal of Systems and Software, Vol. 238, Article 112885 (Article in journal) https://dx.doi.org/10.1016/j.jss.2026.112885

2025

Azeem Ahmad, Xin Sun, Muhammad Rashid Naeem, Yasir Javed, Mohammad Akour, Kristian Sandahl (2025) Understanding Flaky Tests Through Linguistic Diversity: A Cross-Language and Comparative Machine Learning Study IEEE Access, Vol. 13, p. 54561-54584 (Article in journal) https://dx.doi.org/10.1109/ACCESS.2025.3553626

2024

Azeem Ahmad, Dimitris Rentas, Daniel Hasselqvist, Pontus Sandberg, Kristian Sandahl, Aneta Vulgarakis (2024) Test Case Selection in Continuous Regression Testing Using Machine Learning: An Industrial Case Study Proceedings of 2024 IEEE 48th Annual Computers, Software, and Applications Conference (COMPSAC), p. 33-38 (Conference paper) https://dx.doi.org/10.1109/COMPSAC61105.2024.00015
Kristian Sandahl, Bjorn Regnell, Markus Borg (2024) The Magazine at 40: Viewing Requirements Engineering Through a Ruby Lens IEEE Software, Vol. 41, p. 17-22 (Article in journal) https://dx.doi.org/10.1109/MS.2024.3429774
Azeem Ahmad, Kristian Sandahl, Daniel Hasselqvist, Pontus Sandberg (2024) Information Needs in Continuous Integration and Delivery in Large Scale Organizations: An Observational Study Proceedings of the 39th ACM/SIGAPP Symposium on Applied Computing (SAC '24), p. 1262-1271 (Conference paper) https://dx.doi.org/10.1145/3605098.3636035

News

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23 January 2025

Millions raised to advance quality assurance of software

Kristian Sandahl and colleagues, SAS, IDA, receive SEK 5,6 million from Vinnova to advance methods for quality assurance of software generated by AI models. With contributions from companies and LiU, the project will turn over almost SEK 18 million.

About the division

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Software and Systems (SAS)

The SAS division is part of the Department of Computer and Information Science. The division conducts research and education in software engineering and computer systems,  covering both basic research and projects in cooperation with industry.

Colleagues at SaS

Photo of Mina Abd Nikooie Pour
Mina Abd Nikooie Pour
PhD student
Photo of Klas Arvidsson
Klas Arvidsson
Lecturer
Photo of Adeel Asghar
Adeel Asghar
Photo of Ayla Babazade
Ayla Babazade
PhD student
Photo of Amin Bajand
Amin Bajand
PhD student
Photo of Aseel Berglund
Aseel Berglund
Senior Associate Professor
Photo of Lena Buffoni
Lena Buffoni
Associate Professor, Docent
Photo of Adriana Concha
Adriana Concha
PhD student
Placeholder for missing image of Hanna Ekstam Ahlberg
Hanna Ekstam Ahlberg
Photo of Eric Ekström
Eric Ekström
Lecturer
Photo of Petru Eles
Petru Eles
Professor Emeritus
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Emma Enocksson Svensson
Lecturer
Photo of August Ernstsson
August Ernstsson
Lecturer
Photo of Dominik Frey
Dominik Frey
PhD student
Photo of Peter Fritzson
Peter Fritzson
Professor Emeritus
Photo of Máté Földiák
Máté Földiák
PhD student
Photo of Pontus Haglund
Pontus Haglund
Lecturer
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Olaf Hartig
Senior Associate Professor, Head of Unit
Photo of Christoffer Holm
Christoffer Holm
Technician
Photo of Abdelazim Hussien
Abdelazim Hussien
PhD student
Photo of Torbjörn Jonsson
Torbjörn Jonsson
Lecturer, Head of Unit
Photo of Filip Josefsson
Filip Josefsson
PhD student
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Dag Jönsson
Technician
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Mariam Kamkar
Professor Emerita
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Ulf Kargén
Assistant Professor
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Christoph Kessler
Professor, Head of Division
Photo of Shahrzad Khayatbashi
Shahrzad Khayatbashi
PhD student
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Sajad Khosravi
PhD student
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Patrick Lambrix
Professor
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Ying Li
PhD student
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Sebastian Litzinger
Postdoc
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Willem Meijer
PhD student
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Torvald Mårtensson
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Magnus Nielsen
Technician
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Aron Nikku
Teaching Assistant
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Victor Nyberg
PhD student
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Viktor Olsson
Technician
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Helena Orädd
PhD student
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Yungang Pan
PhD student
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Zebo Peng
Deputy Head of Department, Professor, Head of Unit
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Adrian Pop
Principal Research Engineer, Docent
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Ahmed Rezine
Associate Professor, Docent
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Masoud Sadrnezhaad
PhD student
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Sonia Sangari
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Martin Sjölund
Associate Professor
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Filip Strömbäck
Associate Professor
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Daniel Ståhl
Adjunct Associate Professor, Docent
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Xin Sun
PhD student
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Axel Sundelin
PhD student
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Xiaopeng Teng
PhD student
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Kent Thang
Research Assistant
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John Tinnerholm
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Daniel Varro
Professor, Head of Unit
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Yiran Wang
PhD student
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Per Östlund

About the department

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Department of Computer and Information Science (IDA)

The Department of Computer and Information Science is one of the largest departments in northern Europe in its field. Research activity covers artificial intelligence, human-computer interaction, software and computer systems, and data science.