Closed captions

Closed captions are text-based descriptions of the audio content of a video. They are typically used by people who are deaf or hard of hearing, but can also be used by people who cannot access the audio track of a video for any reason. Closed captions are usually displayed at the bottom of the screen, … Read more


Dithering is a technique used to smooth out digital images by introducing random noise into the image. This noise is typically added to the image at a very low level, and is meant to mimic the way that film grain appears in traditional photography. When dithering is used properly, it can give digital images a … Read more


A thumbnail is a small image that represents a larger image or video. The term is often used in reference to images that are displayed on a web page or in a gallery, but can also refer to images that are used as previews for other purposes, such as video. What is a thumbnail view? … Read more

Immersive web

The immersive web is a term used to describe the intersection of virtual reality (VR), augmented reality (AR), and mixed reality (MR) technologies with the world wide web. It is a platform for building web-based VR experiences that allow users to interact with digital content in a three-dimensional (3D) environment. The immersive web is still … Read more

Spatial sensing

Spatial sensing is the ability to detect and respond to spatial information. This can be done through a variety of means, including visual, auditory, and tactile cues. It is an important part of many human activities, such as navigation, object manipulation, and communication. Spatial sensing can be used to detect the position of objects in … Read more