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On Total-Order HTN Plan Verification with Method Preconditions – An Extension of the CYK Parsing Algorithm

  • Songtuan Lin
  • , Gregor Behnke
  • , Simona Ondrčková
  • , Roman Barták
  • , Pascal Bercher

Research output: Chapter in Book/Report/Conference proceeding › Conference Paper › peer-review

13 Citations (Scopus)

Abstract

In this paper, we consider the plan verification problem for totally ordered (TO) HTN planning. The problem is proved to be solvable in polynomial time by recognizing its connection to the membership decision problem for context-free grammars. Currently, most HTN plan verification approaches do not have special treatments for the TO configuration, and the only one features such an optimization still relies on an exhaustive search. Hence, we will develop a new TOHTN plan verification approach in this paper by extending the standard CYK parsing algorithm which acts as the best decision procedure in general.

Original languageEnglish
Title of host publicationProceedings of the AAAI Conference on Artificial Intelligence
EditorsBrian Williams, Yiling Chen, Jennifer Neville
Place of PublicationUSA
PublisherAAAI Press
Pages12041-12048
Number of pages8
Volume37
Edition10
ISBN (Electronic)978-1-57735-880-0
DOIs
Publication statusPublished - 26 Jun 2023
Event37th AAAI Conference on Artificial Intelligence, AAAI 2023 - Washington, United States
Duration: 7 Feb 2023 → 14 Feb 2023

Publication series

NameProceedings of the AAAI Conference on Artificial Intelligence.
PublisherAAAI Press
Number10
Volume37
ISSN (Print)2159-5399

Conference

Conference37th AAAI Conference on Artificial Intelligence, AAAI 2023
Country/TerritoryUnited States
CityWashington
Period7/02/23 → 14/02/23

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