Sökning: "QoE"

Visar resultat 1 - 5 av 80 uppsatser innehållade ordet QoE.

  1. 1. Automatic Speech Quality Assessment in Unified Communication : A Case Study

    Master-uppsats, Linköpings universitet/Programvara och system

    Författare :Kevin Larsson Alm; [2019]
    Nyckelord :speech; voice; communication; qoe; quality of experience; unified communication; uc; speech quality assessment; speech quality; voice calls; gaussian mixture model; gmm; gaussian mixture regression; gmr; mel frequency cepstrum coefficients; mfcc; human feature cepstrum coefficients; hfcc; gammatone frequency cepstral coefficients; gfcc;

    Sammanfattning : Speech as a medium for communication has always been important in its ability to convey our ideas, personality and emotions. It is therefore not strange that Quality of Experience (QoE) becomes central to any business relying on voice communication. LÄS MER

  2. 2. The Contribution of Eye Tracking to Quality of Experience Assessment of 360-degree video

    Master-uppsats, RISE - Research Institutes of Sweden/Acreo

    Författare :Anouk van Kasteren; [2019]
    Nyckelord :QoE; Quality of Experience; 360-video; Visual Attention; Quality Perception; Eye-Tracing; Perceptual load; Selective Attention; Cybersickness;

    Sammanfattning : The research domain on the Quality of Experience (QoE) of 2D video streaming has been well established. However, a new video format is emerging and gaining popularity and availability: VR 360-degree video. LÄS MER

  3. 3. Towards Learning for System Behavior

    Master-uppsats, KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Författare :Liangcheng Yu; [2019]
    Nyckelord :;

    Sammanfattning : Traditional network management typically relies on clever heuristics to capture thecharacteristics of environments, workloads in order to derive an accurate model.While such methodology has served us well in early days, it is challenged by thegrowing intricacies of modern network design from various dimensions: the rocketingtraffic volumn, proliferation of software applications and varied hardware, higheruser-specific Quality of Experience (QoE) requirements with respect to bandwidthand latencies, overwhelming number of knobs and configurations and so forth. LÄS MER

  4. 4. QoE Performance Evaluation by Introducing Video Freeze on Mobile Multimedia

    Magister-uppsats, Blekinge Tekniska Högskola/Institutionen för tillämpad signalbehandling

    Författare :Yagna Brahma Sai Narapareddy; [2019]
    Nyckelord :qoe; quality of experince; Mean opinion scores; subjective test;

    Sammanfattning : Real time video streaming through mobile Internet is increasing day by day and the video  quality can be affected  very badly by network performance issues. Video freezing and video  jumping are one of the serious issues that affect the user experience badly. LÄS MER

  5. 5. Beneficial Limitations: Rate caps for Enhanced Branched Video Streaming Experience

    Kandidat-uppsats, Linköpings universitet/Institutionen för datavetenskap; Linköpings universitet/Institutionen för datavetenskap

    Författare :Måns Fredriksson Franzén; Kristoffer Sandberg; [2019]
    Nyckelord :;

    Sammanfattning : The demand for on-demand video streaming has seen an enormous increased usage and is today the main contributor to Internet traffic. Technological developments combined with the accessibility of sufficiently powerful end-user hardware, large bandwidth capacities and significantly reduced storage cost are major contributors to this trend. LÄS MER