Statistical models. Content analysis. Content analysis is "a wide and heterogeneous set of manual or computer-assisted techniques for contextualized interpretations of documents produced by communication processes in the strict sense of that phrase (any kind of text, written, iconic, multimedia, etc.) or signification processes (traces and artifacts), having as ultimate goal the production of valid and trustworthy inferences.
"[1] On the other side, Content Analysis can also study traces (documents from past times) and artifacts (non-linguistic documents), which come from communication processes in a broad sense of that phrase - commonly referred to as "signification" in Semiotics (in the absence of an intentional sender, semiosis is developed by abduction).[1] Over the years, content analysis has been applied to a variety of scopes.
Software for content analysis and text analysis: Quantitative analysis. Concordance Text analysis and concordance software with feature list, manual and screenshots.
A 30-day trial version is available. Crawdad Technologies LLC Crawdad uses Centering Resonance Analysis, or CRA, a method that applies natural language processing to create a network model of text. Software for Content Analysis. d3.js.