Glossary
Searchable terminology from accessibility, web standards, and related fields.
15 results found in automated testing.
- 3D Instance Segmentation
- 3D instance segmentation is a computer vision technique that identifies and delineates individual objects within a three-dimensional point cloud or mesh, assigning a distinct label to each detected in…
- ACT Rules (Accessibility Conformance Testing Rules, ACT-R)
- A set of standardized, machine-readable test rules developed by the W3C that provide specific, objective criteria for evaluating whether web content meets accessibility requirements like WCAG success …
- Automated Web GUI Testing (AWGT, Automated GUI Testing, Web Crawler Testing)
- Automated Web GUI Testing (AWGT) refers to software testing approaches that automatically explore web applications by performing GUI interactions such as clicking and form input, without requiring man…
- Barrier Impact Factor (BIF, Accessibility Barrier Impact)
- A metric for measuring the severity of web accessibility barriers by weighting detected errors according to which assistive technologies and disability groups they affect. The BIF is calculated by sum…
- Cascading classifier (Cascaded detection, Multi-stage classifier)
- A machine learning architecture that chains multiple detection stages in sequence, where each stage filters candidates before passing them to the next, progressively increasing detection precision whi…
- Continuous Integration/Continuous Delivery (CI/CD, Continuous Integration, Continuous Delivery, CI/CD Pipeline)
- Continuous Integration/Continuous Delivery (CI/CD) is a software development practice where code changes are automatically built, tested, and prepared for release on an ongoing basis. In accessibility…
- Contrastive Learning (Contrastive Self-Supervised Learning)
- Contrastive learning is a machine learning technique that trains models to produce vector embeddings by maximising similarity between representations of the same or augmented instance (positive pairs)…
- GUI Testing (Graphical User Interface Testing, UI Testing)
- GUI testing is a software testing methodology that validates application behaviour by interacting with the graphical user interface, including clicking buttons, entering text, and navigating menus, ra…
- Lighthouse (Google Lighthouse, Chrome Lighthouse)
- An open-source automated tool developed by Google for auditing web page quality, including performance, accessibility, SEO, and progressive web app compliance. Lighthouse runs in Chrome DevTools, as a…
- MutationObserver (DOM Mutation Observer, Mutation Records API)
- An HTML5 browser API that monitors and reports changes to the Document Object Model (DOM) structure of a web page in real time, including additions and removals of elements, attribute changes, and tex…
- Near-Duplicate Pages (ND Pages, Near-Duplicate Web Pages)
- Near-duplicate pages are web pages that belong to the same functional state from a testing perspective but exhibit low visual or structural similarity due to dynamic content differences. Common causes…
- QualWeb (QualWeb Evaluator)
- An open-source automated web accessibility evaluation tool developed at the University of Lisbon that tests web pages against WCAG success criteria and ACT Rules. QualWeb is notable for being among th…
- State Abstraction (Page State Abstraction, State Grouping)
- In automated web GUI testing, state abstraction is the process of grouping web pages that exhibit the same behaviour from a testing perspective into a single representative state. Effective state abst…
- Web Crawler (Spider, Web Spider, Web Scraper)
- An automated program that systematically browses the World Wide Web by following links from page to page, collecting and indexing content. In accessibility, web crawlers are used as part of large-scal…
- axe DevTools (axe, axe-core)
- A widely used suite of automated accessibility testing tools developed by Deque Systems, available as browser extensions, command-line tools, and integrable libraries. The axe-core engine is an open-s…