This software includes the AI Observers models (trained Matlab NNs) presented in the paper "Multiple Image Distortion DNN Modeling Individual Subject Quality Assessment" by Lohic Fotio Tiotsop, Antonio Servetti, Marcus Barkowsky, Peter Pocta, Glenn Van Wallendael, Enrico Masala, ACM Transactions on Multimedia Computing, Communications, and Applications (ACM TOMM), vol. 20, Jun 2024, pp. 1-27, DOI: 10.1145/3664198 (ISSN: 1551-6857) (freely available to anyone as open access, https://doi.org/10.1145/3664198 ) The software is provided free of charge. We kindly ask anyone using the software to cite the previous paper. Please note that this software is meant to be a prototype only, it is not optimized or fitted to any purposes. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. Also, please note that the availability of this software does not give you any right about patents covering the technologies implemented therein.