About: http://webisa.webdatacommons.org/292422269

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	11) Unsupervised learning methods, such as principal component analysis (PCA), cluster analysis, multidimensional scaling, and self-organizing map.
http://www.w3.org/ns/prov#wasQuotedFrom	rochester.edu