阿达:XR的分布式,权力意识,实时场景提供商
IEEE transactions on visualization and computer graphics
|October 3, 2025
概括
艾达是一个新的系统,用于实时场景在扩展现实 (XR) 提供. 它提供高保真场景,低功耗和稳定的性能,优于现有解决方案.
科学领域:
- 计算机科学 计算机科学
- 扩展现实 (XR) 系统
- 空间计算 空间计算
背景情况:
- 实时场景配置对于XR中的空间计算至关重要.
- 现有的解决方案在XR设备上平衡延迟,功率和场景保真方面面临挑战.
- 目前的系统往往是封闭的或特定于应用的.
研究的目的:
- 推出Ada,这是第一个开放的,分布式的,功率意识的,应用程序无关的实时场景供应系统.
- 为了证明Ada能够提供稳定的性能和低功耗的高保真场景.
- 评估Ada的表现与之前的工作相比,并展示其创新的好处.
主要方法:
- 开发了Ada的计算卸载,算法和系统创新.
- 配置了一个设备上的,基于CPU的变体 (AdaLocal-CPU) 来直接与之前的工作进行比较.
- 实现了Ada的分布式GPU加速版本.
主要成果:
- 与之前的工作相比,AdaLocal-CPU实现了高达6.8倍更低的场景请求延迟和更高的保真度.
- 分布式GPU加速的Ada将延迟时间额外减少了2倍.
- 与最好的设备上的变种 (AdaLocal-GPU) 相比,Ada降低了24%的增量电力成本.
结论:
- 艾达提供了一个灵活的解决方案,可以适应不同的延迟,功率,保真度和带宽要求.
- 艾达成功地平衡了XR应用程序的延迟,功率和场景忠实度.
- 在开放式,分布式和电力意识的实时场景供应方面,Ada代表了重大进步.
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