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Suppose you want to extract the upper triangle of a correlation matrix (example on SO). I would try...
melt(m) %>% filter(Var2 > Var1)
but inequalities don't work with factors. Maybe a variable.factor toggle can be added to melt, as in melt.data.table.
variable.factor
melt.data.table
The text was updated successfully, but these errors were encountered:
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Suppose you want to extract the upper triangle of a correlation matrix (example on SO). I would try...
but inequalities don't work with factors. Maybe a
variable.factor
toggle can be added to melt, as inmelt.data.table
.The text was updated successfully, but these errors were encountered: