Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- OLAP(also: On-line Analytical Processing, Online Analytical Processing, Data Cube)
- OLAP (on-line analytical processing) is a class of database technology that organises data into multi-dimensional 'cubes' — for example, sensor-firing counts indexed by room, time zone, day of week, and week number — and provides fast interactive slice, dice, drill-down, and…
- Observational Study(also: Field Observation, Naturalistic Observation)
- A research method in which investigators systematically watch and record behaviors, interactions, and practices in a natural setting without manipulating variables or conditions. In accessibility research, observational studies are used to understand how people with disabilities…
- Online Focus Group(also: Virtual Focus Group, Remote Focus Group)
- A qualitative research method in which a group of participants discusses a topic through an online platform rather than meeting in person. Online focus groups are particularly valuable for accessibility research because they remove physical barriers — such as transportation,…
- Operant Conditioning(also: Instrumental Conditioning, Operant Learning)
- A learning process in which behaviour is modified by its consequences — specifically, by reinforcement (rewards that increase the likelihood of the behaviour) or punishment (consequences that decrease it). In accessibility research and clinical assessment, operant conditioning…
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