Nothing
utils::globalVariables(c("feature", "lower", "corrvar", "upper", "res",
"importance", ".class", ".value", "V1", "id", "value", "sd", "var", "groupdiff_absdiff"))
Any scripts or data that you put into this service are public.
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.