[R] add points to lattice cloud plot (3D scatter)

[Michael Dewey]

Not sure whether this helps but try

library(lattice)
?llines

Note that is indeed a double ll at the start

Michael

On 28/02/2019 10:39, Luigi Marongiu wrote:
> Dear all,
> is it possible to add points to a lattice cloud plot (3D scatter)? I
> can plot the main data, but what if I wanted to add another point. In
> R there is the high level plotting function plot(), then the low level
> points() or lines() etc. What is the equivalent for lattice?
> 
> Thank you
> 
> 
>>>>
> 
> df = data.frame(Name = c("A", "B", "C", "D", "E"),
>                x_axis = c(-0.591, 0.384, -0.384, -0.032, 0.754),
>                y_axis = c(-1.302, 1.652, -1.652, 0.326, 0.652),
>                z_axis = c(1.33, 1.33, 2.213, 0.032, -0.754),
>                stringsAsFactors = FALSE)
> 
> cloud(z_axis ~ x_axis * y_axis, data = df,
>        xlab = "X", ylab = "Y", zlab = "Z",
>        pch = 16, col = "red", type = "b", cex = 1.5,
>        ltext(x=df$x_axis, y=df$y_axis, z=df$z_axis,
>              labels=df$Names, pos=1, offset=1, cex=0.8)
> )
> 
> df2 = data.frame(Name = "F",
>                  x_axis = 0.891,
>                  y_axis = 2.302
>                  z_axis = -1.83,
>                  stringsAsFactors = FALSE)
> 

-- 
Michael
http://www.dewey.myzen.co.uk/home.html