ACE-Brain-0.5:用于物理智能体人工智能的统一具身基础模型
ACE-Brain-0.5: A Unified Embodied Foundational Model for Physical Agentic AI
AI总结:
研究针对具身人工智能从模块向物理智能体发展的问题,提出ACE-Brain-0.5统一基础模型,通过耦合的五个功能及SSR+等方法,提升空间感知等能力,在多基准测试中有进步。
摘要:
具身人工智能正从孤立模块向能理解、规划、行动、监测和自我提升的物理智能体发展。现有系统存在局限,我们提出ACE-Brain-0.5统一具身基础模型,将机器人智能组织为五个耦合功能,在多基准测试中有提升,迈向通用物理智能体人工智能。
英文摘要:
Embodied AI is moving from isolated perception or action modules toward physical agents that understand, plan under goals, act through robot bodies, monitor progress, and improve from experience. Existing systems address this loop only in parts: end-to-end policies generate actions but often lack spatial reasoning, planning, and execution assessment, while robot-agent systems orchestrate tools or specialists but do not learn a shared representation. This fragmentation limits general Physical Agentic AI. We present ACE-Brain-0.5, a unified embodied foundation model that organizes robot intelligence into five coupled functions: spatial perception, decision making, embodied interaction, self-monitoring, and self-improvement. Built on ACE-Brain-0, which established spatial intelligence as a shared scaffold across robot platforms, ACE-Brain-0.5 extends an understanding-centric model into a closed-loop foundation model. A single 8B backbone instantiates the first four functions: grounding objects and affordances, reasoning over 3D and egocentric spatial relations, decomposing instructions into subgoals, generating navigation and manipulation actions, and estimating progress for verification and recovery. To unify these capabilities without cross-task interference, we introduce SSR+, which extends Scaffold-Specialize-Reconcile with a Reactivate stage after task-vector merging. The fifth function, self-improvement, is realized by a companion framework that updates external execution state, including task schemas, spatial memory, and failure-recovery cases, from rollouts. Across fifteen benchmarks, ACE-Brain-0.5 improves over ACE-Brain-0 on 14 of 18 spatial perception and grounding benchmarks, achieves competitive navigation and manipulation performance, and provides strong progress estimation in ID and OOD settings. Together, these results mark an early step toward general Physical Agentic AI.
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