OTHER
SafeSABR: 星链网络上的风险校准自适应比特率流媒体
Hongjun Xie, Jiahang Zhu, Zhiming Shao, Chao Fan, Zenghui Zhang, Genke Yang, Pengcheng Luo
- 发表年份
- 2026
- 访问权限
- 开放获取
摘要
本文提出SafeSABR,一种针对星链网络的风险校准学习型自适应比特率框架,通过行为克隆预训练、风险校准强化学习微调和运行时安全审计器,在保持高平均体验质量的同时显著减少严重卡顿会话。实验表明,该方法将严重卡顿会话率从22.8%降至7.2%,最差5%会话卡顿时长从54.30秒降至22.68秒,仅牺牲1.8%的QoE。
关键词
adaptive bitrate streamingStarlinkrisk-calibrated reinforcement learningsafe capacity lower boundQoE-severe-risk tradeoff
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