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In this paper, we study the scheduling of off-line subjective tests for evaluating alternative parameter values of control schemes in real-time multimedia applications. These applications are characterized by multiple counteracting objective quality metrics (such as delay and signal quality) that can be affected by the control schemes. However, the tradeoffs among these metrics with respect to the...
In this paper, we propose four methods for equalizing the silence periods experienced by users in a multi-party VoIP conversation in order to improve their perceived conversational quality. To mitigate the unbalanced silence periods caused by delay disparities in Internet connections, the playout scheduler at the receiver of each client equalizes the silence periods experienced. Our limited subjective...
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