Nothing
context("drcfit_model")
test_that("drcfit works as expected on the model results",
{
skip_on_cran()
skip_on_os(c("mac", "linux", "solaris"))
skip_on_ci()
datafilename <- system.file("extdata", "transcripto_sample.txt", package="DRomics")
o <- microarraydata(datafilename, check = TRUE, norm.method = "cyclicloess")
s_quad <- itemselect(o, select.method = "quadratic", FDR = 0.001)
f <- drcfit(s_quad, progressbar = TRUE, information.criterion = "AIC")
tmodel <- table(f$fitres$model)
expect_equal(as.numeric(tmodel["Hill"]), 2)
expect_equal(as.numeric(tmodel["linear"]), 9)
expect_equal(as.numeric(tmodel["exponential"]), 28)
expect_equal(as.numeric(tmodel["Gauss-probit"]), 26)
expect_equal(as.numeric(tmodel["log-Gauss-probit"]), 2)
expect_equal(round(mean(f$fitres$b, na.rm = TRUE), 4), 1.7086)
expect_equal(round(mean(f$fitres$c, na.rm = TRUE), 4), 3.0414)
expect_equal(round(mean(f$fitres$d, na.rm = TRUE), 4), 7.7127)
expect_equal(round(mean(f$fitres$e, na.rm = TRUE), 4), 1.5259)
expect_equal(round(mean(f$fitres$f, na.rm = TRUE), 4), 6.0096)
# Select model with BIC
f.BIC <- drcfit(s_quad, progressbar = TRUE, information.criterion = "BIC")
tmodel.BIC <- table(f.BIC$fitres$model)
expect_equal(as.numeric(tmodel.BIC["Hill"]), 0)
expect_equal(as.numeric(tmodel.BIC["linear"]), 15)
expect_equal(as.numeric(tmodel.BIC["exponential"]), 26)
expect_equal(as.numeric(tmodel.BIC["Gauss-probit"]), 24)
expect_equal(as.numeric(tmodel.BIC["log-Gauss-probit"]), 2)
# Select model with AICc
f.AICc <- drcfit(s_quad, progressbar = TRUE, information.criterion = "AICc")
tmodel.AICc <- table(f.AICc$fitres$model)
expect_equal(as.numeric(tmodel.AICc["Hill"]), 0)
expect_equal(as.numeric(tmodel.AICc["linear"]), 11)
expect_equal(as.numeric(tmodel.AICc["exponential"]), 30)
expect_equal(as.numeric(tmodel.AICc["Gauss-probit"]), 24)
expect_equal(as.numeric(tmodel.AICc["log-Gauss-probit"]), 2)
expect_equal(round(mean(f.AICc$fitres$b, na.rm = TRUE), 4), 1.4992)
expect_equal(round(mean(f.AICc$fitres$c, na.rm = TRUE), 4), 1.8546)
expect_equal(round(mean(f.AICc$fitres$d, na.rm = TRUE), 4), 7.6714)
expect_equal(round(mean(f.AICc$fitres$e, na.rm = TRUE), 4), 1.4312)
expect_equal(round(mean(f.AICc$fitres$f, na.rm = TRUE), 4), 6.6001)
})
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