r - How to assign geom_point colors based on string values by creating a colour column with a logical vector - Stack Overflow
Discovered: Nov 9, 2024 13:04 r - How to assign geom_point colors based on string values by creating a colour column with a logical vector - Stack Overflow <– grepl creates a logical vector in the following code snippet: geom_point(data = dd, mapping = aes(x = mean_longitude, y = mean_latitude, colour = grepl("^HFX",location)),size = 4, alpha = 0.5) +scale_color_discrete(breaks=c(0,1),labels=c("NSTR","HFX"))