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Number of Coincident Points

nCoincident(x, y, bins = 400)

integer count

numeric vector

number of bins in both directions

Frank Harrell

Computes the number of x,y pairs that are likely to be obscured in a regular scatterplot, in the sense of overlapping pairs after binning into bins x bins squares where bins defaults to 400. NAs are removed first.

bins

NA

nCoincident(c(1:5, 4:5), c(1:5, 4:5)/10)

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