Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- PDF Tagging(also: Tagged PDF, PDF Tags)
- The process of adding a logical structure tree to a PDF so that assistive technologies can interpret the document's content, reading order, and semantics independently of its visual layout. Tags label each piece of content with its role — heading, paragraph, list item, figure,…
- Personal Needs and Preferences(also: PNP, Learner Preferences Profile, Access Needs Profile)
- Personal Needs and Preferences (PNP) is a component of the AccessForAll framework (standardized in ISO 24751 and IMS AccessForAll) that provides a structured way to describe an individual learner's accessibility requirements and interaction preferences. A PNP profile specifies…
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