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Lama-dt outperforms baselines on meta-world and mujoco

The paper proposes LaMA-DT, a unified sequence‑modeling framework that uses a single large language model for trajectory augmentation and policy learning. Experiments on Meta‑World and MuJoCo multi‑task benchmarks show that LaMA‑DT consistently outperforms competitive baselines, especially in low‑data regimes.

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Key points

  • LaMA-DT uses a single LLM for trajectory augmentation and policy learning.
  • It leverages natural‑language task descriptions for task‑aligned augmentation.
  • Experiments on Meta‑World and MuJoCo show improved cross‑task generalization.

The approach leverages natural‑language task descriptions to guide task‑aligned augmentation and includes a scoring‑and‑filtering mechanism to retain high‑quality trajectories. By repurposing the same LLM as a language‑conditioned Decision Transformer, the framework improves cross‑task generalization across heterogeneous offline datasets.

Read the original at arXiv cs.CL · by Xinbo Zhao, Yuhang Liu, Xin Zhang, Lei Le, Zhaohan Xi, Yu Yang, Yingxue Zhang primary sourceOpen source ↗
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Language-Model Augmented Decision Transformer

The headline, key points and digest above were generated by Digest AI's editorial model from the linked sources. Automated summaries can contain errors: the sources are the record. Spotted a mistake? Tell us. Published by Martin K., who runs Digest AI and handles corrections.

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