Tanioka, Kensuke; Yadohisa, Hiroshi Simultaneous method of orthogonal non-metric non-negative matrix factorization and constrained non-hierarchical clustering. (English) Zbl 1433.62171 J. Classif. 36, No. 1, 73-93 (2019). MSC: 62H30 62H12 15A23 PDFBibTeX XMLCite \textit{K. Tanioka} and \textit{H. Yadohisa}, J. Classif. 36, No. 1, 73--93 (2019; Zbl 1433.62171) Full Text: DOI
Vicari, Donatella Classification of asymmetric proximity data. (English) Zbl 1360.62359 J. Classif. 31, No. 3, 386-420 (2014). MSC: 62H30 91C15 PDFBibTeX XMLCite \textit{D. Vicari}, J. Classif. 31, No. 3, 386--420 (2014; Zbl 1360.62359) Full Text: DOI
Lerman, I-C.; Kuntz, P. Directed binary hierarchies and directed ultrametrics. (English) Zbl 1360.62340 J. Classif. 28, No. 3, 272-296 (2011). MSC: 62H30 62P15 PDFBibTeX XMLCite \textit{I-C. Lerman} and \textit{P. Kuntz}, J. Classif. 28, No. 3, 272--296 (2011; Zbl 1360.62340) Full Text: DOI