Monitoring the Execution of Temporal Plans for Robotic Systems

MEng thesis

Bibliographic Details
Main Author: Levine, Steven J.
Other Authors: Brian Williams
Published: 2012
Subjects:
Online Access:http://hdl.handle.net/1721.1/73686
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author Levine, Steven J.
author2 Brian Williams
author_facet Brian Williams
Levine, Steven J.
author_sort Levine, Steven J.
collection MIT
description MEng thesis
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institution Massachusetts Institute of Technology
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publishDate 2012
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spelling mit-1721.1/736862019-04-12T20:21:23Z Monitoring the Execution of Temporal Plans for Robotic Systems Levine, Steven J. Brian Williams Model-based Embedded and Robotic Systems temporal plan execution monitoring causal link disturbance executive MEng thesis To achieve robustness in dynamic and uncertain environments, robotic systems must monitor the progress of their plans during execution. This thesis develops a plan executive called Pike that is capable of executing and monitoring plans. The execution monitor at its core quickly and efficiently detects relevant disturbances that threaten future actions in the plan. We present a set of novel offline algorithms that extract sets of candidate causal links from temporally-flexible plans. A second set of algorithms uses these causal links to monitor the execution online and detect problems with low latency. We additionally introduce the TBurton executive, a system capable of robustly meeting a user s high-level goals through the combined use of Pike and a temporal generative planner. An innovative voice-commanded robot is demonstrated in hardware and simulation that robustly meets high level goals and verbalizes any causes of failure using the execution monitor 2012-10-09T16:45:14Z 2012-10-09T16:45:14Z 2012-10-04 http://hdl.handle.net/1721.1/73686 MIT-CSAIL-TR-2012-033 Creative Commons Attribution 3.0 Unported http://creativecommons.org/licenses/by/3.0/ 125 p. application/pdf
spellingShingle temporal plan
execution monitoring
causal link
disturbance
executive
Levine, Steven J.
Monitoring the Execution of Temporal Plans for Robotic Systems
title Monitoring the Execution of Temporal Plans for Robotic Systems
title_full Monitoring the Execution of Temporal Plans for Robotic Systems
title_fullStr Monitoring the Execution of Temporal Plans for Robotic Systems
title_full_unstemmed Monitoring the Execution of Temporal Plans for Robotic Systems
title_short Monitoring the Execution of Temporal Plans for Robotic Systems
title_sort monitoring the execution of temporal plans for robotic systems
topic temporal plan
execution monitoring
causal link
disturbance
executive
url http://hdl.handle.net/1721.1/73686
work_keys_str_mv AT levinestevenj monitoringtheexecutionoftemporalplansforroboticsystems