Information Retrieval Research Group at TH Köln

Who We Are

& What We Do

Information retrieval (IR) is the activity of obtaining information resources relevant to an information need. The best-known IR use case are search engines - the most prominent one of course is Google. The Information Retrieval Research Group at Technische Hochschule Köln (University of Applied Sciences) is doing research and development in the fields of retrieval evaluation, digital libraries, query suggestions and bibliometrics enhanced retrieval methods.

NEWSWelcome, Jüri!

It’s a pleasure to welcome Jüri Keller to the team. Actually, Jüri is not a new face, but he changed roles. He was a student assistant in the team since 2019 and finally finished his Master thesis a few weeks ago and is now working on the STELLA II project. A huge win for the team. Welcome on board, Jüri (again, still, … :-)

NEWSCongrats, Dr. Breuer!

It is official! Timo Breuer successfully defended and published his PhD thesis at University of Duisburg-Essen. His work on reproducibility in IR experiments contributes perspectives on how reproducibility can be evaluated at different levels of validity. Dear Timo, congratulations! :-)

Read the whole thesis online!