Background and activities

I'm working as a professor in the Department of Computer and Information Science here at NTNU. I'm affiliated with the Data and Information Management Group, where my main research interests include distributed and parallel database systems, query processing, information retrieval,  and Big Data in general.


I'm currently involved in the following courses:

  • Big Data architcture
  • Data warehousing and data mining
  • Advanced database systems

In addition, I also give PhD courses (run as seminars) on the following topics:

  • Temporal infomation retrieval
  • Advanced topics in database systems
  • Web mining

Previous teching has been on a wide range of topics, including Information retrieval, Distributed systems, Data modelling and database systems, Operating Systems, Algorithms and data structures, Computer architecture, and Computer systems.

Research Projects

I have been involved in a number of projects during recent years, including:

As a Principal Investigator:

As a project member:

As participant:


Below are some selected publications from recent years. For a complete list, including links to preprints of the papers, please check out my CV.


Scientific, academic and artistic work

A selection of recent journal publications, artistic productions, books, including book and report excerpts. See all publications in the database

Journal publications