This content accompanies the paper "Training the DNN of a Single Observer by Conducting Individualized Subjective Experiments" by Pavel Majer, Lohic Fotio Tiotsop, Marcus Barkowsky, in Proc. 15th International Conference on Quality of Multimedia Experience (QoMEX) 2023, Jun 2023, pp. 1-6, Ghent, Belgium. DOI: 10.1109/QoMEX58391.2023.10178608 Preprint can be downloaded from: https://iris.polito.it/handle/11583/2981763 Please kindly cite the paper in case you find the data useful.