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Internet video streaming applications have been demanding more bandwidth and higher video quality, especially with the advent of virtual reality and augmented reality appli-cations. While adaptive strea ming protocols like MPEG-DASH (dynamic adaptive streaming over HTTP) allows video quality to be flexibly adapted, e.g., degraded when mobile network condition deteriorates, this is not an option if...
In this paper we propose an efficient scheme for supporting multi-path based in-network content caching by leveraging Loop-Free Alternate (LFA) in IP routing. The purpose is to enable clustered distribution of cached content chunks at en-route routers between the content source and the requester. In order to achieve caching localization, we also introduce policies that limit the maximum allowable...
The quality of telecommunications services plays an important role in deciding whether to buy its telecommunications services for a consumer. This paper first analyzed the quality of telecommunications service and service quality gap. Then, we used the questionnaire method and analyzed the quality gap of TD services existedamong consumers. We find the self-mapping effect for consumers isthe main cause...
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