Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- HAAT Model(also: Human Activity Assistive Technology Model)
- A conceptual framework for understanding and designing assistive technology systems that identifies four interconnected components: the human user, the activity being performed, the assistive technology itself, and the context in which the activity takes place. Developed by Cook…
- Heuristic Evaluation(also: Expert Review, Heuristic Review)
- An accessibility or usability evaluation method in which evaluators examine an interface against a set of recognised principles (heuristics) to identify potential problems. In web accessibility, heuristic evaluation typically involves checking pages against WCAG success criteria…
- Human Factors Engineering(also: Ergonomics, Human Factors)
- The scientific discipline concerned with designing systems, products, and environments to be compatible with the physical and cognitive capabilities and limitations of the people who use them. In accessibility, human factors engineering applies usability methods and techniques —…
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