Show correlations as an ordered list, not as a large matrix

Question

I\'ve a data frame with 100+ columns. cor() returns remarkably quickly, but tells me far too much, especially as most columns are not correlated. I\'d like it to just tell m

Answer 1

There are several ways to visualize correlation matrices so that one can get a quick picture of the data set. Here is a link to an approach which looks pretty good.