Term | Main definition |
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Haptics | Integrating touch-based inputs and outputs for communicating with computer systems into wearable technology. |
Head tracking | Tracking the position and orientation of a user’s head with various sensor-enabled devices. |
Head-coupled | Actions or displays which are controlled by commands communicated through movement of the head via a head tracking device. |
Head-mounted display (HMD) | Glasses, goggles, or helmet-like devices with small digital displays in front of each eye which allow a user to see 3D digital graphics. The HMD usually is connected to a head tracker so that the digital graphics change with the user’s head movements. |
Head-related transfer function | A mathematical modification of the sound spectrum which alters the amplitude and phase of acoustic signals in order to adjust for the effect which the shape of a user’s head has on sound. |
Heads-up display | A digital display device through which a user can see virtual elements and digital graphics superimposed on the real world. |
Heat Map | A color-coded map of a virtual environment which identifies the most heavily viewed areas of the space. Can be categorized based on a the amount of time spent in a given part of the virtual space or the focus of a user's gaze. |
Hidden surface | The surface of an object which is hidden from view by other objects in front of it. |
Holography | It‘s the science and practice of making holograms. A hologram is a photographic recording of a light field, rather than of an image formed by a lens. It‘s used to visualize a fully three-dimensional image of a virtual object. |
HoloLens | The Microsoft HoloLens is a pair of mixed reality smartglasses developed and manufactured by Microsoft. The HoloLens is one of the first computers running the Windows Mixed Reality platform under the Windows 10 operating system. |