Representing information in a chart, diagram, picture, etc. is particularly useful for large amounts of information and for making patterns in data legible.
The Text Encoding Initiative (TEI) is a consortium which collectively develops and maintains a standard for the representation of texts in digital form. this is most useful for handwritten texts that predate the printing press.
"Topic modeling is a form of text mining, a way of identifying patterns in a corpus. You take your corpus and run it through a tool which groups words across the corpus into 'topics'."
Digital collections typically contain digitized cultural heritage artifacts and its corresponding metadata record. (Metadata includes descriptive, structural, technical, and administrative information about the artifact.)
You can create a database in Microsoft Access and publish it in Sharepoint
Use the simplest tool that still matches the functionality you need.
For example, a simple data visualization could be created with an Excel spreadsheet while complex projects might require a tool with more options or customization.