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arXiv 2308.01804cs.CV

QUEST:面向实用协同感知的查询流

QUEST: Query Stream for Practical Cooperative Perception

Institute for AI Industry Research (AIR), Tsinghua University(清华大学人工智能产业研究院(AIR));The University of Hong Kong(香港大学)

Siqi Fan, Haibao Yu, Wenxian Yang, Jirui Yuan, Zaiqing Nie

AI总结:

本文提出查询协同概念及QUEST框架,通过跨智能体查询流实现可解释的实例级灵活特征交互,在DAIR-V2X-Seq上验证了其有效性和传输鲁棒性。

摘要:

协同感知通过提供额外视角和扩展感知范围,能有效提升个体感知性能。现有协同范式要么是可解释的(结果协同),要么是灵活的(特征协同)。本文提出查询协同的概念,以实现可解释的实例级灵活特征交互。为具体阐释这一概念,我们提出了一种名为QUEST的协同感知框架,该框架让查询流在智能体间流动。跨智能体查询通过融合进行交互以处理共同感知实例,并通过互补处理个体未感知实例。以基于摄像头的车-基础设施感知作为典型实际应用场景,在真实世界数据集DAIR-V2X-Seq上的实验结果证明了QUEST的有效性,并进一步揭示了查询协同范式在传输灵活性和对数据包丢失鲁棒性方面的优势。我们希望我们的工作能进一步促进跨智能体表征交互,以实现实践中更好的协同感知。

英文摘要:

Cooperative perception can effectively enhance individual perception performance by providing additional viewpoint and expanding the sensing field. Existing cooperation paradigms are either interpretable (result cooperation) or flexible (feature cooperation). In this paper, we propose the concept of query cooperation to enable interpretable instance-level flexible feature interaction. To specifically explain the concept, we propose a cooperative perception framework, termed QUEST, which let query stream flow among agents. The cross-agent queries are interacted via fusion for co-aware instances and complementation for individual unaware instances. Taking camera-based vehicle-infrastructure perception as a typical practical application scene, the experimental results on the real-world dataset, DAIR-V2X-Seq, demonstrate the effectiveness of QUEST and further reveal the advantage of the query cooperation paradigm on transmission flexibility and robustness to packet dropout. We hope our work can further facilitate the cross-agent representation interaction for better cooperative perception in practice.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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