doc_to_tdm: Convert list of documents to sparse term-document matrix

In wilryh/parrot: Text Scaling for Open-Ended Survey Responses

Description

doc_to_tdm converts list of documents from stm package prepDocuments function to a sparse term-document matrix.

Usage

doc_to_tdm(out, binary = TRUE)

Arguments

out	A list of the output from stm prepDocuments.
binary	A logical scalar. If TRUE (default) then only count one occurrence of a word in a document.

See Also

prepDocuments, textProcessor, scale_text, read_word_embeddings, get_keywords, plot_keywords, score_documents

Examples

## Not run: 
library(stm)

processed <- textProcessor(
    input_data$text,
    data.frame(input_data),
    removestopwords=T, lowercase=T, stem=F
    )
out <- prepDocuments(
    processed$documents, processed$vocab, processed$meta
    )

tdm <- doc_to_tdm(out)

## End(Not run)

wilryh/parrot documentation built on Jan. 9, 2020, 2:16 p.m.