Researchers have developed a new method for generalized planning that significantly improves the efficiency and performance of learning policies in classical planning domains. This approach enhances the Iterated Width (IW) policy by introducing a holistic encoding of the search tree, allowing Relational Graph Neural Networks (R-GNNs) to score all transitions in a single pass. Additionally, Abstracted IW(1) is proposed to improve scalability through relational abstraction during novelty checks. Evaluations on the IPC 2023 benchmark demonstrate state-of-the-art performance, outperforming previous methods and the LAMA planner. AI
IMPACT Establishes new state-of-the-art in classical planning, potentially accelerating research in generalized AI planning capabilities.
RANK_REASON The cluster contains an academic paper detailing a new method for classical planning with benchmark results.
- IPC 2023 benchmark
- Iterated Width
- LAMA
- Michael Aichmüller
- Relational GNNs
- International Planning Competition (IPC) 2023
- Iterated Width (IW) policies
- Relational Graph Neural Networks (R-GNNs)
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