Description Usage Arguments Details Value Author(s) Examples
MISKmenas
1 | inferLambda(resMISKmeans, balance = 1/2)
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resMISKmeans |
The result returned from MISKmeans. |
balance |
selecting lambda such that the separation ability = balance * matching ability |
Estimate a propriate tuning parameter lambda
lambda values
Caleb
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 | S <- 2
K <- 3
G <- 1000
g1 <- 50
g2 <- 50
n0 <- 20
n <- K*n0
labels <- cut(1:n,breaks=K,labels=FALSE)
set.seed(32611)
S1 <- matrix(rnorm(G*n), nrow=G, ncol=n)
S2 <- matrix(rnorm(G*n), nrow=G, ncol=n)
S1[1:g1, labels==1] <- S1[1:g1, labels==1] + 2
S1[1:g1, labels==3] <- S1[1:g1, labels==3] - 2
S1[g1 + 1:g2, labels==1] <- S1[g1 + 1:g2, labels==1] - 2
S1[g1 + 1:g2, labels==2] <- S1[g1 + 1:g2, labels==2] + 2
S2[1:g1, labels==2] <- S2[1:g1, labels==2] + 2
S2[1:g1, labels==1] <- S2[1:g1, labels==1] - 2
S2[g1 + 1:g2, labels==2] <- S2[g1 + 1:g2, labels==2] - 2
S2[g1 + 1:g2, labels==3] <- S2[g1 + 1:g2, labels==3] + 2
S = list(t(S1),t(S2))
groups <- Map('c',1:g1,g1 + 1:g2)
res <- MISKmeans(d = S, K = 3, gamma = 0.4, group = groups)
inferLambda(res)
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