method
the distance measure to be used. This must be one of
"euclidean"
, "maximum"
, "manhattan"
,
"canberra"
"binary"
"pearson"
,
"correlation"
or "spearman"
.
Any unambiguous substring can be given.
link
the agglomeration method to be used. This should
be (an unambiguous abbreviation of) one of
"ward"
, "single"
, "complete"
,
"average"
, "mcquitty"
, "median"
or
"centroid"
.