id author title date pages extension mime words sentence flesch summary cache txt 4m90dv17043 Maxwell Hong The Psychometric Properties of Text 2021 .txt text/plain 226 16 57 LDA is topic model that can summarize a group of documents with a set of topics. With that in mind, the validity of scores from text needs to be evaluated in order to make sound scientific claims. cache/4m90dv17043.txt txt/4m90dv17043.txt