tgrid function

Create a grid of points in barycentric coordinates

Utility function to generate a grid of ternary forecasts equally spaced in baycentric coordinates.

tgrid(n)

Arguments

• n: An integer describing the number of `bins' along each side of the barycentric triangle.

Returns

An n-by-3 matrix of ternary forecasts.

References

Jupp TE, Lowe R, Stephenson DB, Coelho CAS (2012) On the visualization, verification and recalibration of ternary probabilistic forecasts, Philosophical Transactions of the Royal Society, volume 370, pages 1100-1120.

https://rsta.royalsocietypublishing.org/content/370/1962/1100.full/

https://arxiv.org/abs/1103.1303/

Author(s)

Tim Jupp

See Also

tplot

Examples

tg <- tgrid(6) # make a grid of forecasts in the triangle
tg             # print forecasts to the terminal
tplot(tg)      # plot forecasts