问题 I'm trying to make a scatter plot in R with ggplot2, where the middle of the y-axis is collapsed or removed, because there is no data there. I did it in photoshop below, but is there a way to create a similar plot with ggplot? This is the data with a continuous scale: But I'm trying to make something like this: Here is the code: ggplot(data=distance_data) + geom_point( aes( x = mdistance, y = maxZ, shape = factor(subj), color = factor(side), size = (cSA) ) ) + scale_size_continuous(range = c