surreal 0.0.1
Features
surreal(): embeds a hidden image supplied by (x, y)
coordinates into a data set that seemingly has no pattern until the
residuals are plotted.surreal_text(): embeds a hidden text pattern into a
data set that seemingly has no pattern until the residuals are plotted.
- This function works only on Unix-like systems due to the
ppm file type not being supported by the version of
GhostScript included with R on Windows.
- Included data:
r_logo_image_data: a data set containing the R logo
image that can be hidden using the surreal() function.jack_o_lantern_image_data: a data set containing a
hidden jack-o-lantern image.