xyz_tidiers: Tidiers for x, y, z lists suitable for persp, image, etc.
Description
Tidies lists with components x, y (vector of coordinates) and z (matrix of
values) which are typically used by functions such as
persp or image and returned
by interpolation functions such as interp.
Usage
tidy_xyz(x, ...)
Arguments
x
list with components x, y and z
...
extra arguments
Value
All tidying methods return a data.frame without rownames, whose
structure depends on the method chosen.
tidy returns a data frame with columns x, y and z and one row
per value in matrix z.