Luostarinen, TapioKohonen, OskarOepen, StephanHagen, KristinJohannessen, Janne Bondi2023-09-222023-09-222013ISSN 1736-6305 (Online)https://hdl.handle.net/10062/92852engopenAccessAttribution-NonCommercial-NoDerivs 3.0 EstoniaUsing Topic Models in Content-Based News Recommender SystemsArticle