People


This list shows all of the current members of DASYA. For a list of previous members see the alumni.


Associate Professor

Pınar Tözün is an Associate Professor at IT University of Copenhagen. Before ITU, she was a research staff member at IBM Almaden Research Center. Prior to joining IBM, she received her PhD from EPFL. Her research focuses on performance characterization of data-intensive workloads, and scalability an ...

Full Professor

Veronika Cheplygina is a Full Professor at the IT University of Copenhagen. Her background is in machine learning in general, and based on medical images in particular. She is also thinking about how we do research, and addressing the inefficiencies/inequalities involved. Before ITU, she was faculty ...

Associate Professor

Zoi Kaoudi is an Associate Professor in the Computer Science Department at the IT University of Copenhagen (ITU) and the VP/PMC Chair of Apache Wayang. Her current research focus is on (i) leveraging machine learning techniques for data-intensive systems, (ii) improving the performance and ease of u ...

Associate Professor

Martin is an Associate Professor at the IT University of Copenhagen. Before joining ITU, he was a Principal Software Engineer at Snowflake, where he worked on security, metadata management, and performance optimizations. He also founded and established Snowflake’s engineering site in Berlin, G ...

Assistant Professor

Maria is an assistant professor at The IT University of Copenhagen. Before joining ITU, she studied at The University of Edinburgh, where she graduated with a Bachelors degree in Computer Science and Mathematics and a PhD in Computer Science. Her research focus is on designing scalable machine learn ...

Assistant Professor

Omar S. Khan is an Assistant Professor at the IT University of Copenhagen. His research focuses on multimedia retrieval, multimedia analytics, high-dimensional indexing, and databases. He is particularly interested in developing scalable systems that facilitate effective search and exploration of la ...

Assistant Teaching Professor, Research Lab Manager

Sebastian Büttrich, PhD Assistant Teaching Professor Research Lab Manager PI DISCO (Danish Students’s Cubesat Project) Managing the Dasya (Data Intensive Systems and Applications) Lab Enabling experimental digital technology – from acquisition to maintenance Lab team management Focus areas i ...

Postdoctoral Researcher

Xiao Li currently is a postdoctoral researcher at ITU working on query optimization for database system. Prior to that, he obtained his PhD from department of people and technology, Roskilde University. His PhD study focused on data quality and data cleaning, especially concerning IoT data.

Researcher

Julian Priest is a researcher in the DASYA Lab and project scientist for the Discosat project. Representative of ITU in the Discosat project. Co-ordination and mentoring of Discosat students. Satellite development. Ground station management. DASYA space activities co-ordination. Research areas inc ...

Postdoctoral Researcher

Ehsan is a Postdoctoral Researcher, working under the supervision of Prof. Pınar Tözün. His research focuses on resource-aware data systems for machine learning, particularly deep learning training workloads. He develops mechanisms to improve hardware and system efficiency, aiming to make AI more su ...

PhD Fellow

Alexander is a PhD Fellow working with Prof. Martin Hentschel on research regarding open data formats and metadata. He optained his Master’s degree in computer science at ITU, specialising in algorithms. Shortly before joining the DASYA group he worked as a research assistant in the algorithms ...

PhD Industrial Researcher

Jens is a PhD Industrial Researcher in System Architecture at Samsung Semiconductor and an Industrial PhD Fellow under the supervision of Pınar Tözün at ITU. His research focuses on the intersection of computer systems and machine learning, with particular interest in storage hierarchies and I/O pat ...

PhD Fellow

Robert Bayer is a PhD Fellow at DASYA lab under supervision of Pınar Tözün Pınar Tözün His research focuses on the area of machine learning on resorce-constrained hardware (TinyML and EdgeML). Specifically, he focuses on the resource management, task colocation, and performance analysis challenges o ...

Special Adviser/HPC administrator

Inna Ermilova is an administrator of high-performance computing (HPC) cluster at IT University of Copenhagen. Her duties also include the following: * user training on internal and external resources; * allocating time on UCloud; * participating in the evaluation for the CPU/GPU-time on LUMI-C and L ...

The Data, Systems, and Robotics Section, December 2025