Glossary
Searchable terminology from accessibility, web standards, and related fields.
27 results found in crowdsourcing.
- Physical Crowdsourcing (Spatial Crowdsourcing, Physical World Crowdsourcing)
- A form of crowdsourcing in which tasks require participants to perform actions in the physical world rather than completing digital tasks online. In an accessibility context, physical crowdsourcing ha…
- Project Sidewalk
- An open-source web-based crowdsourcing tool developed at the University of Washington that enables volunteers to virtually audit sidewalk accessibility using Google Street View panoramas. Contributors…
- Social Microvolunteering (Intermediated Friendsourcing)
- A form of online volunteering in which a person installs an application that posts small tasks (microtasks) to their social media feed on behalf of a cause or organization, enabling their friends and …
- Social-purpose Crowdsourcing (Social-good Crowdsourcing, Altruistic Crowdsourcing)
- Crowdsourcing aimed at achieving a social or public-benefit goal rather than producing paid labour or commercial output. Examples include volunteer proofreading for accessible-book libraries, crowdsou…
- Trove
- An online discovery service operated by the National Library of Australia that aggregates digitised books, newspapers, images, archives, and other cultural-heritage content, with integrated OCR-error …
- Volunteered Geographic Information (VGI, Citizen-Generated Geospatial Data)
- Geographic information voluntarily created and shared by citizens, often using GPS-enabled smartphones, mapping tools, and online platforms. VGI enables large-scale collection of spatial data at low c…
- reCAPTCHA
- A CAPTCHA system originally developed at Carnegie Mellon University (and later acquired by Google) that repurposes human effort spent proving they are not robots into useful work such as digitising sc…