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arXiv 2108.01294cs.RO
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面向动态自主分配的人机信息流分析

An Analysis of Human-Robot Information Streams to Inform Dynamic Autonomy Allocation

Northwestern University(西北大学);Shirley Ryan AbilityLab(雪莉·瑞安能力实验室);DePaul University(德保罗大学)

Christopher X. Miller, Temesgen Gebrekristos, Michael Young, Enid Montague, Brenna Argall

摘要:

动态自主权分配框架自动改变人类与机器人自主权的控制程度,例如基于环境安全或用户偏好等因素。为了研究哪些因素应该驱动动态自主权分配的问题,我们进行了一项人类受试者研究,以收集共享控制机器人操作期间自主权水平之间转移的地面实况数据。分析了来自人的信息流、人与机器人之间的交互以及环境。机器学习方法--经典学习和深度学习--都是在这些数据上训练的。对人类-机器人团队信息流的分析表明,捕捉人类和机器人自主性之间互动的特征在预测何时改变自主性水平方面信息量最大。即使从环境中添加数据,也无法提高这种预测能力。与手工设计的特征相比,深度网络学习到的特征在表示移位相关信息的能力上是可变的。这项工作展示了用于设计共享控制框架的人类和人类-机器人交互信息流的分类能力,并提供了对各种数据流和方法的比较效用的见解,以从这些数据中提取与轮班相关的信息。

英文摘要:

A dynamic autonomy allocation framework automatically shifts how much control lies with the human versus the robotics autonomy, for example based on factors such as environmental safety or user preference. To investigate the question of which factors should drive dynamic autonomy allocation, we perform a human subject study to collect ground truth data that shifts between levels of autonomy during shared-control robot operation. Information streams from the human, the interaction between the human and the robot, and the environment are analyzed. Machine learning methods -- both classical and deep learning -- are trained on this data. An analysis of information streams from the human-robot team suggests features which capture the interaction between the human and the robotics autonomy are the most informative in predicting when to shift autonomy levels. Even the addition of data from the environment does little to improve upon this predictive power. The features learned by deep networks, in comparison to the hand-engineered features, prove variable in their ability to represent shift-relevant information. This work demonstrates the classification power of human-only and human-robot interaction information streams for use in the design of shared-control frameworks, and provides insights into the comparative utility of various data streams and methods to extract shift-relevant information from those data.

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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