Automatic Behavior Tree Expansion with LLMs for Robotic Manipulation

Fuente: arXiv
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Main Authors: Styrud, Jonathan, Iovino, Matteo, Norrlöf, Mikael, Björkman, Mårten, Smith, Christian
Format: Preprint
Published: 2024
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author Styrud, Jonathan
Iovino, Matteo
Norrlöf, Mikael
Björkman, Mårten
Smith, Christian
author_facet Styrud, Jonathan
Iovino, Matteo
Norrlöf, Mikael
Björkman, Mårten
Smith, Christian
contents Robotic systems for manipulation tasks are increasingly expected to be easy to configure for new tasks or unpredictable environments, while keeping a transparent policy that is readable and verifiable by humans. We propose the method BEhavior TRee eXPansion with Large Language Models (BETR-XP-LLM) to dynamically and automatically expand and configure Behavior Trees as policies for robot control. The method utilizes an LLM to resolve errors outside the task planner's capabilities, both during planning and execution. We show that the method is able to solve a variety of tasks and failures and permanently update the policy to handle similar problems in the future.
format Preprint
id arxiv_https___arxiv_org_abs_2409_13356
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Automatic Behavior Tree Expansion with LLMs for Robotic Manipulation
Styrud, Jonathan
Iovino, Matteo
Norrlöf, Mikael
Björkman, Mårten
Smith, Christian
Robotics
Robotic systems for manipulation tasks are increasingly expected to be easy to configure for new tasks or unpredictable environments, while keeping a transparent policy that is readable and verifiable by humans. We propose the method BEhavior TRee eXPansion with Large Language Models (BETR-XP-LLM) to dynamically and automatically expand and configure Behavior Trees as policies for robot control. The method utilizes an LLM to resolve errors outside the task planner's capabilities, both during planning and execution. We show that the method is able to solve a variety of tasks and failures and permanently update the policy to handle similar problems in the future.
title Automatic Behavior Tree Expansion with LLMs for Robotic Manipulation
topic Robotics
url https://arxiv.org/abs/2409.13356