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- library(rgl)
- data(akima)
- # data visualisation
- rgl.spheres(akima$x,akima$z , akima$y,0.5,color="red")
- rgl.bbox()
- # bivariate linear interpolation
- # interp:
- akima.li <- interp(akima$x, akima$y, akima$z,
- xo=seq(min(akima$x), max(akima$x), length = 100),
- yo=seq(min(akima$y), max(akima$y), length = 100))
- # interp surface:
- rgl.surface(akima.li$x,akima.li$y,akima.li$z,color="green",alpha=c(0.5))
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