Given a labeling and a corpus, create a corpus object for use in textreg. Generally you should use the buildCorpus method, not this method.
cpp_build.corpus(corpus, labeling, banned = c(), params)A list of strings or a corpus from the tm package.
A vector of +1/-1 or TRUE/FALSE indicating which documents are considered relevant and which are baseline. The +1/-1 can contain 0 whcih means drop the document.
List of words that should be dropped from consideration.
List of parameters to pass to the call.
Warning: do not call directly. Use textreg instead
textreg, find_C_threshold