Glossary
Searchable terminology from accessibility, web standards, and related fields.
27 results found in crowdsourcing.
- Annotation (Web Annotation, Content Annotation)
- The practice of adding supplementary information, notes, or metadata to existing digital content, typically without modifying the original source. In accessibility, annotation is used to add alternati…
- Assistive Services (Crowdsourced Assistive Services, Human-powered Accessibility Services)
- On-demand services that pair people with disabilities with remote human helpers, often via crowdsourcing or a dedicated responder network, to answer accessibility questions or perform small assistive …
- Citizen Sensing (Citizen Sensor, Participatory Sensing)
- A data collection approach in which members of the public use mobile devices or other tools to gather and report information about their environment, contributing to collective datasets that can infor…
- Collaborative Accessibility Authoring (Collaborative Authoring, Crowdsourced Accessibility)
- An approach to web accessibility in which a community of volunteers collaboratively creates, maintains, and shares accessibility fixes for websites they do not own or control. Rather than relying sole…
- Community Sourcing (Community-Driven Accessibility)
- An approach to creating accessible content by drawing on community members who have domain expertise or vested interest in the content, rather than relying on professional describers or general crowdw…
- Community-sourcing (Community Sourcing, Community-contributed Data)
- A data collection approach where members of a specific community contribute information based on their direct experience and local knowledge, as distinct from general crowdsourcing which draws on anon…
- Crowd Accessibility (Crowdsourcing for Accessibility, Human-Powered Access Technology)
- An approach that combines human intelligence with machine intelligence to create accessible content and services for people with disabilities. In crowd accessibility, micro-tasks that automated system…
- Crowdsourced Accessibility (Crowdsourced Accessibility Auditing, Citizen-Sourced Accessibility)
- The practice of collecting accessibility information about physical or digital environments through contributions from large numbers of people, rather than relying solely on professional auditors. In …
- Crowdsourced Accessibility Mapping (Collaborative Accessibility Mapping, Citizen-Sourced Accessibility Data)
- The practice of using contributions from members of the public to identify, report, and map accessibility barriers and features in physical or digital environments. In urban contexts, crowdsourced acc…
- Crowdsourced Captioning (Crowd Captioning, Collaborative Captioning)
- Crowdsourced captioning is an approach to creating video captions or subtitles by distributing the work across multiple contributors rather than relying on a single professional captionist. This metho…
- Curation (Content Curation, Accessibility Curation)
- The process of selecting, organizing, and presenting digital content or resources to serve a particular audience or purpose. In accessibility contexts, curation refers to the proactive work of identif…
- Distributed Proofreaders (DP, PGDP)
- A long-running volunteer crowdsourcing initiative, founded in 2000, that proofreads OCR output for Project Gutenberg using a side-by-side web interface showing the scanned page image and the extracted…
- Friendsourcing
- A practice where people with disabilities turn to friends, family members, or social network contacts to obtain assistance with accessibility-related tasks, such as describing images, identifying obje…
- Gamification
- The application of game design elements — such as points, rewards, competition, collection mechanics, and progress tracking — in non-game contexts to increase engagement and motivation. In accessibili…
- Gamification (Games with a Purpose, GWAP)
- The application of game design elements — such as points, levels, leaderboards, and time challenges — to non-game tasks in order to increase engagement and motivation. In accessibility, gamification h…
- Human Computation
- A computing paradigm in which humans perform tasks that computers cannot yet do reliably, often embedded within systems that combine human and machine capabilities. The classic example is reCAPTCHA, w…
- Human-Powered Accessibility (Human Computation for Accessibility, Crowd-Powered Assistive Technology)
- An approach to assistive technology that uses remote human workers — whether paid crowdworkers, volunteers, or trained agents — to provide accessibility services that automated systems cannot yet deli…
- Iterative Crowdsourcing (Iterative Human Computation, Multi-Round Crowdsourcing)
- A human computation workflow in which multiple rounds of crowd workers build iteratively upon each other's responses to collectively achieve higher quality results than any individual worker could pro…
- Legion:Scribe (Scribe, Legion Scribe)
- A crowd captioning system developed at the University of Rochester that enables multiple non-expert typists to collectively produce real-time captions by simultaneously typing partial transcriptions o…
- Passive Accessibility Sensing (Automatic Barrier Detection, Breadcrumb Sensing)
- A data collection approach that uses smartphone sensors (GPS, accelerometers, gyroscopes) to automatically detect potential accessibility barriers in the physical environment without requiring active …