Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- RANSAC(also: Random Sample Consensus)
- An iterative algorithm (Fischler and Bolles, 1981) for fitting a mathematical model to data that contains a significant proportion of outliers. In accessibility-focused indoor navigation systems, RANSAC is commonly used to detect the floor plane from a LiDAR point cloud — points…
- RGBD Camera(also: RGB-D Camera, Depth Camera, Stereo Camera)
- A camera that captures both a colour (RGB) image and a per-pixel depth (D) measurement of the scene, yielding a 3D representation of the environment. Depth can be produced by stereo vision, structured light, or time-of-flight sensing. In accessibility research RGBD cameras…
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