Nothing
context("Laplacian SVM")
data(testdata)
modelform <- testdata$modelform
classname<-all.vars(modelform)[1]
D <- testdata$D
D_test <- testdata$D_test
X <- testdata$X
X_u <- testdata$X_u
y <- testdata$y
X_test <- testdata$X_test
y_test <- testdata$y_test
test_that("Matrix and data.frame give same result", {
g_df <- LaplacianSVM(modelform,D,lambda=1, gamma = 1,kernel=rbfdot())
g_mat <- LaplacianSVM(X,y,X_u,gamma=0.1,kernel=rbfdot())
expect_equal(decisionvalues(g_mat,X_test),
decisionvalues(g_df,D_test),
tolerance=10e-5)
expect_equal(loss(g_mat,X_test,y_test),
loss(g_df,D_test),
tolerance=10e-5)
})
test_that("LaplacianSVM is the same as SVM when manifold term has weight 0", {
g_lap <- LaplacianSVM(X,y,X_u,gamma=0,lambda=0.05,scale=FALSE,kernel=rbfdot())
g_svm <- SVM(X,y,C=1,scale=FALSE,kernel=rbfdot())
expect_equal(decisionvalues(g_lap,X_test), decisionvalues(g_svm,X_test),tolerance=10e-3)
})
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