Database and Expert Systems Applications: 32nd International Conference, DEXA 2021, Virtual Event, September 27–30, 2021, Proceedings, Part I ... Applications, incl. Internet/Web, and HCI)

This two-volume set, LNCS 12923 and 12924, constitutes the thoroughly refereed proceedings of the 5 th International Conference on Database and Expert Systems Applications, DEXA 2021. Due to COVID-19 pandemic, the conference was held virtually. The 37 full papers presented together with 31 short papers in these volumes were carefully reviewed and selected from a total of 149 submissions. The papers are organized around the following big data; data analysis and data modeling; data mining; databases and data management; information retrieval; prediction and decision support.