Decision-Making for Bidirectional Communication in Sequential Human-Robot Collaborative Tasks

© 2020 Association for Computing Machinery. Communication is critical to collaboration; however, too much of it can degrade performance. Motivated by the need for effective use of a robot's communication modalities, in this work, we present a computational framework that decides if, when, and w...

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Main Authors: Unhelkar, Vaibhav Vasant, Li, Shen, Shah, Julie A
Other Authors: Massachusetts Institute of Technology. Computer Science and Artificial Intelligence Laboratory
Format: Article
Language:English
Published: ACM 2021
Online Access:https://hdl.handle.net/1721.1/137328
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author Unhelkar, Vaibhav Vasant
Li, Shen
Shah, Julie A
author2 Massachusetts Institute of Technology. Computer Science and Artificial Intelligence Laboratory
author_facet Massachusetts Institute of Technology. Computer Science and Artificial Intelligence Laboratory
Unhelkar, Vaibhav Vasant
Li, Shen
Shah, Julie A
author_sort Unhelkar, Vaibhav Vasant
collection MIT
description © 2020 Association for Computing Machinery. Communication is critical to collaboration; however, too much of it can degrade performance. Motivated by the need for effective use of a robot's communication modalities, in this work, we present a computational framework that decides if, when, and what to communicate during human-robot collaboration. The framework, titled CommPlan, consists of a model specification process and an execution-time POMDP planner. To address the challenge of collecting interaction data, the model specification process is hybrid: Where part of the model is learned from data, while the remainder is manually specified. Given the model, the robot's decision-making is performed computationally during interaction and under partial observability of human's mental states. We implement CommPlan for a shared workspace task, in which the robot has multiple communication options and needs to reason within a short time. Through experiments with human participants, we confirm that CommPlan results in the effective use of communication capabilities and improves human-robot collaboration.
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spelling mit-1721.1/1373282022-10-02T03:44:12Z Decision-Making for Bidirectional Communication in Sequential Human-Robot Collaborative Tasks Unhelkar, Vaibhav Vasant Li, Shen Shah, Julie A Massachusetts Institute of Technology. Computer Science and Artificial Intelligence Laboratory © 2020 Association for Computing Machinery. Communication is critical to collaboration; however, too much of it can degrade performance. Motivated by the need for effective use of a robot's communication modalities, in this work, we present a computational framework that decides if, when, and what to communicate during human-robot collaboration. The framework, titled CommPlan, consists of a model specification process and an execution-time POMDP planner. To address the challenge of collecting interaction data, the model specification process is hybrid: Where part of the model is learned from data, while the remainder is manually specified. Given the model, the robot's decision-making is performed computationally during interaction and under partial observability of human's mental states. We implement CommPlan for a shared workspace task, in which the robot has multiple communication options and needs to reason within a short time. Through experiments with human participants, we confirm that CommPlan results in the effective use of communication capabilities and improves human-robot collaboration. 2021-11-04T13:56:18Z 2021-11-04T13:56:18Z 2020-03 2021-05-04T14:02:23Z Article http://purl.org/eprint/type/ConferencePaper https://hdl.handle.net/1721.1/137328 Unhelkar, Vaibhav Vasant, Li, Shen and Shah, Julie A. 2020. "Decision-Making for Bidirectional Communication in Sequential Human-Robot Collaborative Tasks." ACM/IEEE International Conference on Human-Robot Interaction. en http://dx.doi.org/10.1145/3319502.3374779 ACM/IEEE International Conference on Human-Robot Interaction Creative Commons Attribution-Noncommercial-Share Alike http://creativecommons.org/licenses/by-nc-sa/4.0/ application/pdf ACM MIT web domain
spellingShingle Unhelkar, Vaibhav Vasant
Li, Shen
Shah, Julie A
Decision-Making for Bidirectional Communication in Sequential Human-Robot Collaborative Tasks
title Decision-Making for Bidirectional Communication in Sequential Human-Robot Collaborative Tasks
title_full Decision-Making for Bidirectional Communication in Sequential Human-Robot Collaborative Tasks
title_fullStr Decision-Making for Bidirectional Communication in Sequential Human-Robot Collaborative Tasks
title_full_unstemmed Decision-Making for Bidirectional Communication in Sequential Human-Robot Collaborative Tasks
title_short Decision-Making for Bidirectional Communication in Sequential Human-Robot Collaborative Tasks
title_sort decision making for bidirectional communication in sequential human robot collaborative tasks
url https://hdl.handle.net/1721.1/137328
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