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RoboMemory: A Brain-inspired Multi-memory Agentic Framework for Lifelong Learning in Physical Embodied Systems

Created by
  • Haebom

Author

Mingcong Lei, Honghao Cai, Binbin Que, Zezhou Cui, Liangchen Tan, Junkun Hong, Gehan Hu, Shuangyu Zhu, Yimou Wu, Shaohan Jiang, Ge Wang, Zhen Li, Shuguang Cui, Yiming Zhao, Yatong Han

Outline

RoboMemory is a brain-inspired multi-memory framework for lifelong learning in physical implementation systems. It addresses critical challenges such as continuous learning in real-world environments, multi-module memory latency, capturing task correlations, and mitigating infinite loops in closed-loop planning. Based on cognitive neuroscience, it integrates four core modules: an information preprocessor (thalamus-like), a lifelong implementation memory system (hippocampus-like), a closed-loop planning module (prefrontal cortex-like), and a low-level executor (cerebellum-like), enabling long-term planning and cumulative learning. The lifelong implementation memory system, at the heart of the framework, mitigates the inference speed issues of complex memory frameworks through parallelized updates/retrieval across spatial, temporal, episodic, and semantic submodules. It integrates a dynamic knowledge graph (KG) and a consistent architectural design to enhance memory consistency and scalability. Evaluation results on EmbodiedBench show that RoboMemory achieves a new state-of-the-art (SOTA) performance that is 25% higher on average than the open-source benchmark (Qwen2.5-VL-72B-Ins) and 5% higher than the closed-source state-of-the-art (SOTA) benchmark (Claude3.5-Sonnet). Elimination studies validate key components (criticism, spatial memory, and long-term memory), and real-world deployments demonstrate its lifelong learning capabilities, significantly improving success rates in repetitive tasks. RoboMemory mitigates high-latency challenges through scalability and serves as a baseline for integrating multi-modal memory systems into physical robots.

Takeaways, Limitations

Takeaways:
Effectively solving lifelong learning problems in real-world environments with a brain-inspired multi-memory architecture.
Solving inference speed problems in complex memory frameworks with parallelized memory access.
Demonstrated performance outperforming existing SOTA models on EmbodiedBench.
Validation of lifelong learning capabilities through actual robot deployment.
Provides a basic reference for integrating multi-mode memory systems.
Limitations:
Currently, performance evaluations have been conducted on specific robot platforms and tasks, so generalization to other environments or tasks requires further research.
Lack of detailed analysis of resource consumption for implementing and managing complex memory systems.
In-depth analysis is needed to address potential memory overload or system stability issues that may arise during long-term learning.
Further research is needed on the integration and processing of different types of sensory information.
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