1 AIT Asian Institute of Technology

Relationship between hierarchical order planning and bottom up planning

AuthorNguyen Anh Hao
Call NumberAIT Thesis no.IM-03-05
Subject(s)Planning

NoteA thesis submitted in partial fulfillment of the requirements for the degree of Master of Science, School of Advanced Technologies
PublisherAsian Institute of Technology
Series StatementThesis ; no. IM-03-05
AbstractLinear time temporal logic has been used as a tool to express control knowledge in reactive systems. Its attractive potential is proved by TLPlan, which is being considered as the fastest planning system. However, the design of TLPlan has a drawback due to the use of pruning method which limits the efficiency of the system thus whether the control knowledge in TL control formulas can be used for selecting plan operator has been pursued in recent years. SHOP has similar potential with TLPlan in expressing control knowledge so as it can express TLPLan's control knowledge. The primary reasons for converting control knowledge of TLPLan into SHOP are (1) TLPlan system is based on state space search while SHOP uses problem deduction and it has long been known that problem deduction is much more efficient than state space search, (2) The use of temporal logic control formula in TLPlan has been focused to state pruning rather than actual planning. In this thesis, the transformation is described for a sub-class Ll of TL formulas, in which state constraints generated by a TLPLan' s control formula in each pruning step are all reestablished in each task selection step of equivalent SHOP planner.
Year2003
Corresponding Series Added EntryAsian Institute of Technology. Thesis ; no. IM-03-05
TypeThesis
SchoolSchool of Advanced Technologies (SAT)
DepartmentDepartment of Information and Communications Technologies (DICT)
Academic Program/FoSInformation Management (IM)
Chairperson(s)Phan Minh Dung;
Examination Committee(s)Vilas Wuwongse;Sumanta Guba;
Scholarship Donor(s)Vietnam Post and Telecommunications;
DegreeThesis (M.Sc.) - Asian Institute of Technology, 2003


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