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Video quality. Video quality is a characteristic of a video passed through a video transmission or processing system that describes perceived video degradation (typically compared to the original video). Video processing systems may introduce some amount of distortion or artifacts in the video signal that negatively impact the user's perception ...
Video is an electronic medium for the recording, copying, playback, broadcasting, and display of moving visual media. [ 1 ] Video was first developed for mechanical television systems, which were quickly replaced by cathode-ray tube (CRT) systems, which, in turn, were replaced by flat-panel displays of several types.
Education is a wide phenomenon that applies to all age groups and covers formal education (top row) as well as non-formal and informal education (bottom row). Education is the transmission of knowledge, skills, and character traits and manifests in various forms. Formal education occurs within a structured institutional framework, such as ...
The primary purpose of using video in distance education is to improve understanding and comprehension in a synchronous or asynchronous manner. [3] Webcasting is also being used in education for distance learning projects; one innovative use was the DiveLive programs. [4] For example, Nautilus Productions details an exploration of a notable ...
Educational entertainment, also referred to by the portmanteau edutainment, [1] is media designed to educate through entertainment. The term was used as early as 1954 by Walt Disney. Most often it includes content intended to teach but has incidental entertainment value. It has been used by academia, corporations, governments, and other ...
Comparative education assessment with Education Index with high-scoring countries in green, low-scoring countries in red. Comparative education is a discipline in the social sciences which entails the scrutiny and evaluation of different educational systems, such as those in various countries. Professionals in this area of endeavor are absorbed ...
For example, if the purpose of the video is to capture license plates on vehicles in a range of outdoor conditions, video quality is measured in the ability of the video outputs to provide that specific information across a range of environmental conditions. [3] Video Signal (Non-Composite) The picture signal.
Subjective video quality is video quality as experienced by humans. It is concerned with how video is perceived by a viewer (also called "observer" or "subject") and designates their opinion on a particular video sequence. It is related to the field of Quality of Experience. Measuring subjective video quality is necessary because objective ...