Murtagh, Fionn; Legendre, Pierre - In: Journal of Classification 31 (2014) 3, pp. 274-295
<Para ID="Par1">The Ward error sum of squares hierarchical clustering method has been very widely used since its first … description by Ward in a 1963 publication. It has also been generalized in various ways. Two algorithms are found in the … literature and software, both announcing that they implement the Ward clustering method. When applied to the same distance matrix …
