[hal-01077545] Impacts of video Quality of Experience on User Engagement in a live event

In order to understand the effects of QoE Quality of Experience on User Engagement we measured QoE metrics on client side during Roland Garros 2013 an international tennis tournament broadcast live over the Internet We analyze the impacts of four metrics on User Engagement the video startup time buffering ratio average bitrate and content popularity Our results demonstrate that video buffering is a critical parameter which impacts end-user satisfaction We show also that content popularity is an important parameter of our analysis whereas the video startup time is less significant We highlight the relationship between the average bitrate and User Engagement in the case of popular content Finally we confirm a correlation between metrics



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