Description Usage Arguments Details Value Author(s) References See Also Examples
Chooses the best empirical value of the cutoff alpha
, based on the
leave-one-out, resubstitution or sample-split estimates of the class labels.
1 | RPalpha(RP.out, Y, p1)
|
RP.out |
The result of a call to |
Y |
Vector of length |
p1 |
(Empirical) prior probability |
See precise details in Cannings and Samworth (2015, Section 5.1).
alpha |
The value of |
Timothy I. Cannings and Richard J. Samworth
Cannings, T. I. and Samworth, R. J. (2017) Random-projection ensemble classification, J. Roy. Statist. Soc., Ser. B. (with discussion), 79, 959–1035
1 2 3 4 5 6 | Train <- RPModel(1, 50, 100, 0.5)
Test <- RPModel(1, 100, 100, 0.5)
Out <- RPParallel(XTrain = Train$x, YTrain = Train$y, XTest = Test$x, d = 2, B1 = 10,
B2 = 10, base = "LDA", projmethod = "Haar", estmethod = "training", cores = 1)
alpha <- RPalpha(RP.out = Out, Y = Train$y, p1 = sum(Train$y == 1)/length(Train$y))
alpha
|
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