Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Digital Talking Book(also: DTB, DAISY Digital Talking Book, Talking book)
- A multimedia document format that synchronises text, audio narration, and navigation structure to provide accessible reading experiences for people who are blind, have low vision, or have print disabilities. Based on the DAISY (Digital Accessible Information System) standard,…
- DocBook(also: DocBook XML)
- An XML-based markup language designed for technical documentation and publishing, providing a semantic vocabulary for books, articles, and other prose documents. DocBook separates content from presentation, allowing the same source document to be transformed into multiple output…
- Document Analysis(also: Document Image Analysis, DIA)
- The process of automatically extracting structure, content, and meaning from document images or files, including layout detection, text recognition, and logical structure identification. In accessibility, document analysis is essential for converting print materials and…
- Document Layout Analysis(also: DLA, page layout analysis)
- A computer-vision task that identifies and classifies the visual regions of a document page—headings, paragraphs, tables, figures, captions, lists, headers, and footers—typically using object-detection models trained on datasets such as DocLayNet, PubLayNet, or DocBank. Document…
- Document structure(also: Structural hierarchy, Document hierarchy)
- The logical organization of a document into meaningful components such as headings, sections, paragraphs, lists, and tables. Proper document structure enables assistive technology users to navigate efficiently, understand relationships between content sections, and access…
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