Video Source Level, where QoECenter is capable of conducting video source analysis based on spatial-temporal features extraction and video type classification;
System Process Level, where QoECenter is capable of controlling QoS parameters, processing data logic for simulating the whole video process, and providing multiple algorithms of objective video quality evaluation;
End User Level, where QoECenter is capable of monitoring the terminal information and user-viewing activities, and providing subjective QoE evaluation based on user opinions on customized aspects of user perception.
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