Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
Search results
- Background Blur(also: Depth of Field Effect, Bokeh Effect)
- A visual technique that applies a blur filter to the background of a video while keeping foreground subjects in sharp focus, similar to a shallow depth-of-field camera effect. In accessibility contexts, background blur reduces visual distractions from busy or moving backgrounds…
- Background Subtraction(also: Foreground-Background Separation, Background Modelling)
- Background subtraction is a computer vision technique used to identify moving objects (the foreground) in a video by comparing each frame against a model of the static background. Common approaches include adaptive Gaussian mixture models that continuously update the background…
2 results.