Titlebook: Dimension-Based Quality Analysis and Prediction for Videotelephony; Falk Ralph Schiffner Book 2021 The Editor(s) (if applicable) and The A

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Nicola Thomas,Patrick Oehler,Timo HuberIn this chapter, the quality-relevant dimensions of transmitted video are identified. The results are obtained from exploratory experiments. This chapter gives a brief explanation of the used methods and a detailed description of the conducted experiments.

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Menschliche Siedlungen als SymbolräumeThis chapter presents a linear approach to predict the overall quality for video in terms of Mean Opinion Score (MOS) from obtained dimensional ratings.

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https://doi.org/10.1007/978-3-531-90393-4It is indisputable that for videotelephony not only the video is important but also the transmitted speech signal. This chapter presents the investigation about the relationship between the perceptual quality dimensions of the video signal as well as the speech signal.

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https://doi.org/10.1007/978-3-531-90393-4This section presents the instrumental estimation of audio quality. Further, a comparison of the estimated scores with subjective obtained scores is given for each perceptual dimension.

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Introduction,Interaction through communication is one of the basic necessities of human beings. Without the ability to communicate with other humans, our psychological fibers have the potential to be seriously damaged. Even more, the social constructs human societies are made of are not possible without communication.