X-Git-Url: https://git.auder.net/?p=morpheus.git;a=blobdiff_plain;f=pkg%2Ftests%2Ftestthat%2Ftest-Moments_M3.R;fp=pkg%2Ftests%2Ftestthat%2Ftest-Moments_M3.R;h=0000000000000000000000000000000000000000;hp=8ac3e755594003ab03a751686c029c471c345f84;hb=2b3a6af5c55ac121405e3a8da721626ddf46b28b;hpb=2989133a738da99b78594cb00afdd3d87916b8bd diff --git a/pkg/tests/testthat/test-Moments_M3.R b/pkg/tests/testthat/test-Moments_M3.R deleted file mode 100644 index 8ac3e75..0000000 --- a/pkg/tests/testthat/test-Moments_M3.R +++ /dev/null @@ -1,51 +0,0 @@ -context("Moments_M3") - -# (Slower, but trusted) R version of Moments_M3 -.Moments_M3_R = function(X,Y) -{ - library(tensor) - n = nrow(X) - d = ncol(X) - v = rep(0,d) - e = diag(rep(1,d)) - - M31=M3_1=M3_2=M3_3 = tensor(tensor(v,v),v) - for (i in 1:n) - M31 = M31 + (Y[i]*tensor(tensor(X[i,],X[i,]),X[i,])) - M31 = (1/n)*M31 - - for(j in 1:d) - { - l1=l2=l3 = tensor(tensor(v,v),v) - for(i in 1:n) - { - l1 = l1 + Y[i]*tensor(tensor(e[,j],X[i,]),e[,j]) - l2 = l2 + Y[i]*tensor(tensor(e[,j],e[,j]),X[i,]) - l3 = l3 + Y[i]*tensor(tensor(X[i,],e[,j]),e[,j]) - } - l1 = (1/n)*l1 - l2 = (1/n)*l2 - l3 = (1/n)*l3 - M3_1 = M3_1+l1 - M3_2 = M3_2+l2 - M3_3 = M3_3+l3 - } - - M3 = M31-(M3_1+M3_2+M3_3) - return (M3) -} - -test_that("both versions of Moments_M3 agree on various inputs", -{ - for (n in c(20,200)) - { - for (d in c(2,10,20)) - { - X = matrix( runif(n*d,min=-1,max=1), nrow=n ) - Y = runif(n,min=-1,max=1) - M3 = .Moments_M3(X,Y) - M3_R = .Moments_M3_R(X,Y) - expect_equal(max(abs(M3 - M3_R)), 0) - } - } -})