hSOM: Visualizing Self-Organizing Maps to Accomodate Categorical Data. - Phillip C. S. R. Kilgore; Marjan Trutschl; Urska Cvek; Hyung W. Nam (IV, 2020)

VennSOM: A SOM-Assisted Visualization of Binary Data. - Marjan Trutschl; Phillip C. S. R. Kilgore; Billy A. Tran; Hyung W. Nam; Eric Clifford; Adesewa Akande; Urska Cvek (IV, 2022)