On the Utility of Plan-Space (Causal) Encodings

7/21/99


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Table of Contents

On the Utility of Plan-Space (Causal) Encodings

PPT Slide

PPT Slide

Re-kindling old wars for the new era

PPT Slide

Overview

Planning as Satisfiability

Checking correctness of a plan: The State-based approaches

Encodings based on state-based proofs

Checking correctness of a plan: The Causal Approach

Encodings based on Causal proofs

Can we improve causal encodings?

Replacing partial order with contiguity

Using white-knight based establishment

Comparing asymptotic sizes of state-based & causal encodings

Would Lifting help tilt the balance?

Empirical Evaluation

Is it curtains for causal encodings?

Utility of Causal Encodings in Incremental Planning/Plan Reuse

Flexible step insertion is harder for state-based encodings

Utility of Causal Encodings in HTN Planning

Conclusions

Author: MBE

Email: rao@asu.edu

Home Page: http://rakaposhi.eas.asu.edu