<ul><li>Researchers propose Dynamic Mixture of Progressive Parameter-Efficient Expert Library (DMPEL) for lifelong robot learning.</li><li>DMPEL utilizes a low-rank expert library and a lightweight router to combine experts dynamically for flexible behavior in lifelong adaptation.</li><li>Coefficient replay is introduced to guide the router in accurately retrieving frozen experts, reducing catastrophic forgetting.</li><li>Extensive experiments show that DMPEL outperforms existing methods in lifelong learning success rates with minimal trainable parameters and storage.</li></ul>

Dynamic Mixture of Progressive Parameter-Efficient Expert Library for Lifelong Robot Learning

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