DAIL: Beyond Task Ambiguity for Language-Conditioned Reinforcement Learning

Fuente: arXiv
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Main Authors: Xie, Runpeng, Wang, Quanwei, Hu, Hao, Zhou, Zherui, Mu, Ni, Li, Xiyun, Yang, Yiqin, Xu, Shuang, Zhao, Qianchuan, XU, Bo
Format: Preprint
Published: 2025
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_version_ 1866911227530182656
author Xie, Runpeng
Wang, Quanwei
Hu, Hao
Zhou, Zherui
Mu, Ni
Li, Xiyun
Yang, Yiqin
Xu, Shuang
Zhao, Qianchuan
XU, Bo
author_facet Xie, Runpeng
Wang, Quanwei
Hu, Hao
Zhou, Zherui
Mu, Ni
Li, Xiyun
Yang, Yiqin
Xu, Shuang
Zhao, Qianchuan
XU, Bo
contents Comprehending natural language and following human instructions are critical capabilities for intelligent agents. However, the flexibility of linguistic instructions induces substantial ambiguity across language-conditioned tasks, severely degrading algorithmic performance. To address these limitations, we present a novel method named DAIL (Distributional Aligned Learning), featuring two key components: distributional policy and semantic alignment. Specifically, we provide theoretical results that the value distribution estimation mechanism enhances task differentiability. Meanwhile, the semantic alignment module captures the correspondence between trajectories and linguistic instructions. Extensive experimental results on both structured and visual observation benchmarks demonstrate that DAIL effectively resolves instruction ambiguities, achieving superior performance to baseline methods. Our implementation is available at https://github.com/RunpengXie/Distributional-Aligned-Learning.
format Preprint
id arxiv_https___arxiv_org_abs_2510_19562
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle DAIL: Beyond Task Ambiguity for Language-Conditioned Reinforcement Learning
Xie, Runpeng
Wang, Quanwei
Hu, Hao
Zhou, Zherui
Mu, Ni
Li, Xiyun
Yang, Yiqin
Xu, Shuang
Zhao, Qianchuan
XU, Bo
Artificial Intelligence
Comprehending natural language and following human instructions are critical capabilities for intelligent agents. However, the flexibility of linguistic instructions induces substantial ambiguity across language-conditioned tasks, severely degrading algorithmic performance. To address these limitations, we present a novel method named DAIL (Distributional Aligned Learning), featuring two key components: distributional policy and semantic alignment. Specifically, we provide theoretical results that the value distribution estimation mechanism enhances task differentiability. Meanwhile, the semantic alignment module captures the correspondence between trajectories and linguistic instructions. Extensive experimental results on both structured and visual observation benchmarks demonstrate that DAIL effectively resolves instruction ambiguities, achieving superior performance to baseline methods. Our implementation is available at https://github.com/RunpengXie/Distributional-Aligned-Learning.
title DAIL: Beyond Task Ambiguity for Language-Conditioned Reinforcement Learning
topic Artificial Intelligence
url https://arxiv.org/abs/2510.19562