Generalizing Learned Manipulation Skills in Practice
Generalizing Learned Manipulation Skills in Practice
复制标题
在实践中推广所学的操作技能
DOI:
10.1109/iros45743.2020.9340739
复制
发表时间:
2020
期刊:
影响因子:
--
通讯作者:
Sun, Yu
中科院分区:
文献类型:
--
作者:
Wilches, Juan;Huang, Yongqiang;Sun, Yu
Robots should be able to learn and perform a manipulation task across different settings. This paper presents an approach that learns an RNN-based manipulation skill model from demonstrations and then generalizes the learned skill in new settings. The manipulation skill model learned from demonstrations in an initial set of setting performs well in those settings and similar ones. However, the model may perform poorly in a novel setting that is significantly different from the learned settings. Therefore a novel approach called generalization in practice (GiP) is developed to tackle this critical problem. In this approach, the robot practices in the new setting to obtain new training data and refine the learned skill using the new data to gradually improve the learned skill model. The proposed approach has been implemented for one type of manipulation task – pouring that is the most performed manipulation in cooking applications. The presented approach enables a pouring robot to pour gracefully like a person in terms of speed and accuracy in learned setups and gradually improve the pouring performance in novel setups after several practices.
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