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With the real-time requirement for video conversation, the coding system needs to adopt low delay and low complexity strategy to encode conversational videos, which may result in a significant decline of the video quality under the constrained bandwidth of network. In conversational videos, the face region attracts most human attentions. Therefore, recovering the distortion of face region will effectively...
In a video conversation, the participants usually remain the same. As the conversation continues, similar facial expressions of the same person would occur intermittently. However, the correlation of similar face features has not been fully used since the conventional methods only focus on independent frames. We set up a face feature database and updated it online to include new facial expressions...
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