Data quality in recommender systems: the impact of completeness of item content data on prediction accuracy of recommender systems. - Bernd Heinrich; Marcus Hopf; Daniel Lohninger; Alexander Schiller; Michael Szubartowicz (Electron. Mark., 2021)

Long-term Sequential and Temporal Dynamics in Online Consumer Ratings. - Bernd Heinrich; Theresa Hollnberger; Marcus Hopf; Alexander Schiller (ECIS, 2022)

Something's Missing? A Procedure for Extending Item Content Data Sets in the Context of Recommender Systems. - Bernd Heinrich; Marcus Hopf; Daniel Lohninger; Alexander Schiller; Michael Szubartowicz (Inf. Syst. Frontiers, 2022)

Global reconstruction of language models with linguistic rules - Explainable AI for online consumer reviews. - Markus Binder; Bernd Heinrich; Marcus Hopf; Alexander Schiller (Electron. Mark., 2022)