Optical Flow - wikipedia.org ![rw-book-cover|200x400](https://upload.wikimedia.org/wikipedia/commons/thumb/5/55/Opticfloweg.png/1200px-Opticfloweg.png) ## Metadata - Author: **wikipedia.org** - Full Title: Optical Flow - Category: #articles - URL: https://en.wikipedia.org/wiki/Optical_flow_sensor ## Highlights - **Optical flow** or **optic flow** is the pattern of apparent [motion](https://en.wikipedia.org/wiki/Motion_(physics)) of objects, surfaces, and edges in a visual scene caused by the [relative motion](https://en.wikipedia.org/wiki/Relative_motion) between an observer and a scene.[[1]](https://en.wikipedia.org/wiki/Optical_flow#cite_note-1)[[2]](https://en.wikipedia.org/wiki/Optical_flow#cite_note-2) Optical flow can also be defined as the distribution of apparent velocities of movement of brightness pattern in an image.[[3]](https://en.wikipedia.org/wiki/Optical_flow#cite_note-3) ([View Highlight](https://read.readwise.io/read/01hygvnasnnnqqk5t156fy63dy))