Customer Journey: Applications of AI and Machine Learning in E-Commerce. - Alexandros I. Metsai; Irene-Maria Tabakis; Konstantinos Karamitsios; Konstantinos Kotrotsios; Periklis Chatzimisios; George Stalidis; Kostas Goulianas (IMCL, 2021)

Reinforcement Learning for Neural Collaborative Filtering. - Alexandros I. Metsai; Konstantinos Karamitsios; Konstantinos Kotrotsios; Periklis Chatzimisios; George Stalidis; Kostas Goulianas (ICAIIC, 2022)

Evolution of Neural Collaborative Filtering for Recommender Systems. - Alexandros I. Metsai; Konstantinos Karamitsios; Konstantinos Kotrotsios; Periklis Chatzimisios; George Stalidis; Kostas Goulianas (KST, 2022)

Multimodal fusion of inertial sensors and single RGB camera data for 3D human pose estimation based on a hybrid LSTM-Random forest fusion network. - Vasileios-Rafail Xefteris; Amalia Contiero Syropoulou; Theodora Pistola; Panagiotis Kasnesis; Ilias Poulios; Athina Tsanousa; Spyridon Symeonidis; Sotiris Diplaris; Kostas Goulianas; Periklis Chatzimisios; Stefanos Vrochidis (Internet Things, 2025)