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arXiv 2409.11580cs.RO
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PLATO:利用大语言模型与工具可供性进行规划以实现工具操作

PLATO: Planning with LLMs and Affordances for Tool Manipulation

Carnegie Mellon University(卡内基梅隆大学)

Arvind Car, Sai Sravan Yarlagadda, Alison Bartsch, Abraham George, Amir Barati Farimani

AI总结:

PLATO利用大语言模型智能体模块化架构,无需环境预知识即可处理自然语言指令、预测工具可供性并生成可执行动作,在复杂工具使用任务中展现出灵活性和鲁棒性。

摘要:

随着机器人系统日益融入复杂的现实世界环境,对于使机器人能够理解自然语言指令并据此行动、而无需依赖大量预编程的环境知识的方法需求不断增长。本文提出PLATO,一个创新系统,通过利用专门的大语言模型智能体来处理自然语言输入、理解环境、预测工具可供性,并为机器人系统生成可执行动作来应对这一挑战。与依赖硬编码环境信息的传统系统不同,PLATO采用模块化的专门智能体架构,在没有任何初始环境知识的情况下运行。这些智能体识别场景中的物体及其位置,生成全面的高层计划,将该计划转化为一系列低层动作,并验证每个步骤的完成情况。该系统特别在具有挑战性的工具使用任务上进行了测试,这些任务涉及处理多样化的物体并需要长时程规划。PLATO的设计使其能够适应动态和非结构化环境,显著增强了其灵活性和鲁棒性。通过在多种复杂场景中评估该系统,我们展示了其处理多样化任务的能力,并提供了一种将大语言模型与机器人平台集成的新颖解决方案,推进了自主机器人任务执行的最新技术水平。有关视频和提示详情,请访问我们的项目网站:https://sites.google.com/andrew.cmu.edu/plato

英文摘要:

As robotic systems become increasingly integrated into complex real-world environments, there is a growing need for approaches that enable robots to understand and act upon natural language instructions without relying on extensive pre-programmed knowledge of their surroundings. This paper presents PLATO, an innovative system that addresses this challenge by leveraging specialized large language model agents to process natural language inputs, understand the environment, predict tool affordances, and generate executable actions for robotic systems. Unlike traditional systems that depend on hard-coded environmental information, PLATO employs a modular architecture of specialized agents to operate without any initial knowledge of the environment. These agents identify objects and their locations within the scene, generate a comprehensive high-level plan, translate this plan into a series of low-level actions, and verify the completion of each step. The system is particularly tested on challenging tool-use tasks, which involve handling diverse objects and require long-horizon planning. PLATO's design allows it to adapt to dynamic and unstructured settings, significantly enhancing its flexibility and robustness. By evaluating the system across various complex scenarios, we demonstrate its capability to tackle a diverse range of tasks and offer a novel solution to integrate LLMs with robotic platforms, advancing the state-of-the-art in autonomous robotic task execution. For videos and prompt details, please see our project website: https://sites.google.com/andrew.cmu.edu/plato

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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